SKODA Karoq 2018, Kodiaq 2017, Kodiaq 2019, Octavia III 2013, Octavia III 2014 Workshop Manual

...

Service

Workshop Manual

Karoq 2018 , Kodiaq 2017 ,

Kodiaq 2019 , Octavia III 2013 ,

Octavia III 2014 , Rapid NH 2013 ,

Rapid NH 2014 , Superb III 2015 ,

Yeti 2010 , Yeti 2011

Fuel system - Petrol engines

 

Engine ID

CJZA

CJZB

CJZC

CJZD

CHZ

CHZ

CHZ

CHZJ

CHP

 

 

 

 

 

 

B

C

D

 

A

 

 

CZC

CZD

CZE

CYV

CYV

DAD

DKR

DKL

DKR

 

 

A

A

A

A

B

A

C

D

F

 

 

CJSA

CJSB

CJSC

CJXA

CHH

CHH

CZP

CZP

DKT

 

 

A

B

A

B

B

 

 

DKZ

DLBA

DNU

 

 

 

 

 

 

 

 

A

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Edition 12.2018

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

Service Department. Technical Information

GETtheMANUALS.org

Service

List of Workshop Manual Repair Groups

Repair Group

00 - Technical data

20 - Fuel supply system

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

Technical information should always be available to the foremen and mechanics, because their careful and constant adherence to the instructions is essential to ensure vehicle road-worthiness and safety. In addition, the normal basic safety precautions for working on motor vehicles must, as a matter of course, be observed.

All rights reserved.

No reproduction without prior agreement from publisher.

Copyright © 2018 ŠKODA AUTO a. s.GETtheMANUALS.org D4B8052B85F

 

Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

 

 

Fuel system - Petrol engines - Edition 12.2018

 

 

Contents

 

00 - Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

1

Denomination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

1.1

Engine number, engine data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

2

Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4

2.1

Safety precautions when working on fuel supply system . . . . . . . . . . . . . . . . . . . . . . . . . .

4

2.2

Safety precautions when working on vehicles with start-stop system . . . . . . . . . . . . . . . .

5

2.3

Safety precautions during road tests in which testing and measuring equipment is used . .

5

3

General points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6

3.1

Cleanliness rules when working on the parking/auxiliary heater and fuel system . . . . . . . .

6

4

Repair instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7

4.1

General repair instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7

4.2

Contact corrosion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7

4.3

Cable routing and securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7

20 - Fuel supply system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8

1

Fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8

1.1

Assembly overview - fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8

1.2

Removing and installing the fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24

1.3

Drain the fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

64

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted

 

unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

 

2with respectFuel delivery unit, fuel gauge sender . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

81

 

to the correctness of i formation in this docum t. Copyright by ŠKODA AUTO A S.

 

2.1

Assembly overview - fuel delivery unit, fuel gauge sender . . . . . . . . . . . . . . . . . . . . . . . . . .

81

2.2

Removing and installing cover of assembly opening . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

90

2.3

Removing and installing fuel pump/fuel gauge sender . . . . . . . . . . . . . . . . . . . . . . . . . . . .

93

2.4

Removing and installing the fuel gauge sender G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

113

2.5

Removing and installing fuel gauge sender 2 G169 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

116

3

Quick couplings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

117

3.1

Separating push-on couplings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

117

4

Fuel filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

121

4.1

Summary of components - fuel filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

121

4.2

Removing and installing fuel filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

122

5

Activated charcoal filter system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

123

5.1

Assembly overview - activated charcoal filter system . . . . . . . . . . . . . . . . . . . . . . . . . . . .

123

5.2

Removing and installing activated charcoal filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

126

5.3

Checking the fuel tank venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

126

6

Accelerator control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

134

6.1

Assembly overview - accelerator module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

134

6.2

Removing and installing accelerator pedal module GX2 . . . . . . . . . . . . . . . . . . . . . . . . . .

137

7

Fuel pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

140

7.1

Checking the fuel system pressurisation pump G6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

140

7.2

Removing and installing fuel pump control unit J538 . . . . . . . . . . . . . . . . . . . . . . . . . . . .

170

7.3

Check the suction jet pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

172

7.4

Removing and installing suction jet pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

172

8

Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

174

8.1

Removing and installing fuel lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

174

8.2

Removing and installing the fuel line for the auxiliary heating . . . . . . . . . . . . . . . . . . . . . .

177

Contents i

GETtheMANUALS.org

Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

Fuel system - Petrol engines - Edition 12.2018

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

ii Contents

GETtheMANUALS.org

Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

Fuel system - Petrol engines - Edition 12.2018

00 – Technical data

1Denomination

(SRL001337; Edition 12.2018)

“1.1 Engine number, engine data”, page 1

1.1Engine number, engine data

Engine codes

 

 

CZCA

CZDA

 

CZEA

CHPA

 

CJSA

CJSB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Superb III

 

 

06.2015 ►

10.2015 ►

 

03.2015 ►

-----

 

08.2015 ►

-----

 

Kodiaq

 

 

01.2017 ►

10.2016 ►

 

01.2017 ►

-----

 

-----

 

-----

 

Karoq

 

 

 

-----

 

-----

 

-----

 

-----

 

-----

 

-----

 

Yeti

 

 

 

05.2015 ►

05.2015 ►

 

-----

 

-----

 

-----

 

-----

 

 

 

 

 

09.2017

 

09.2017

 

 

 

 

 

 

 

 

 

Octavia III

 

 

-----

 

05/2015 ►

 

-----

 

11.2012 ►

 

11.2012 ►

05.2013 ►

 

 

 

 

 

 

 

 

 

 

05.2015

 

 

 

 

 

Rapid NH

 

 

05/2015 ►

-----

 

-----

 

-----

 

-----

 

-----

 

 

Protected by

copyright. Copying for

private or commercial

purposes, in part

or in whole, is not

permitted

EU5 / EU6

Emission stand

 

 

EU6

EU6

 

EU6

EU6

 

EU6 / BS4

ards

unless authorised by ŠKODA AUTO

A. S. ŠKODA AUTO

A. S. does not guarantee or accept any

liability

 

 

with respect to the correctness of

information in this

document. Copyright by ŠKODA AUTO A. S.

 

 

 

 

 

Dis

cm3

1395

 

1395

 

1395

 

1395

1798

 

1798

 

place

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Out

kW at rpm 92/5000-600

110/5000-6

 

110/5000-6 110/5000-6

132/5100-62

132/5100-62

put

 

 

0

 

000

 

000

 

000

00

 

00

 

Tor

Nm at rpm 200/1400-40

250/1500-3

 

250/1500-3 250/1500-3

250/1250-50

280/1350-45

que

 

 

00

 

500

 

500

 

500

00

 

00

 

Fuel -

min.

 

95 unleaded

95 unlea

 

95 unlea

95 unlea

 

95 1 unlea

95 1 unlea

RON

 

 

 

 

 

ded

 

ded

ded

 

ded

ded

1) At least 91 RON in exceptional cases, although engine output

 

 

 

 

 

is reduced.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine codes

 

 

CJSC

 

CJXA

 

CHHA

 

CHHB

 

CHZJ

 

DADA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Superb III

 

08.2015 ►

 

08.2015 ►

-----

 

06.2015 ►

-----

 

07.2018 ►

 

Kodiaq

 

-----

 

-----

-----

 

-----

-----

 

-----

 

Karoq

 

 

-----

 

-----

-----

 

-----

 

07.2017 ►

 

08.2017 ►

 

Yeti

 

 

-----

 

-----

-----

 

-----

-----

 

-----

 

Octavia III

 

-----

 

-----

 

05/2015 ►

 

-----

-----

 

-----

 

Rapid NH

 

-----

 

-----

-----

 

-----

-----

 

-----

 

Emission stand

 

EU6 / BS4

 

EU6

 

EU6

 

EU4 / EU6

 

EU6

 

EU6

 

ards

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dis

cm3

 

1798

 

1984

1984

 

1984

999

 

1495

 

place

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Out

kWatrpm

132/4000-62

206/5600-65

169/4700-6

162/4500-6

85/5000-550

1105000

 

put

 

 

00

 

00

200

 

200

0

 

 

 

Tor

Nm at

320/1450-39

350/1700-56

350/1500-4

350/1500-4

200/2000-35

250/1500-3

 

que

rpm

 

00

 

00

600

 

400

00

 

500

 

Fuel

min.

95 unleaded

95 unleaded

 

95 unlea

 

95 unlea

95 unleaded

 

95 unlea

 

-

 

 

 

 

 

 

 

ded

 

ded

 

 

 

ded

 

RON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. Denomination 1

GETtheMANUALS.org

Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

Fuel system - Petrol engines - Edition 12.2018

Engine codes

 

 

 

 

CHZB

 

 

CHZC

 

 

 

CHZD

 

 

 

DKRC

 

 

 

DKLD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Superb III

 

 

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

 

-----

 

 

 

 

 

-----

 

 

Kodiaq

 

 

 

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

 

-----

 

 

 

 

 

-----

 

 

Karoq

 

 

 

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

 

-----

 

 

 

 

 

-----

 

 

Yeti

 

 

 

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

 

-----

 

 

 

 

 

-----

 

 

Octavia III

 

 

 

 

-----

 

 

 

 

-----

 

 

 

05.2016 ►

 

 

-----

 

 

 

 

 

-----

 

 

Rapid NH

 

 

 

 

06.2017 ►

 

06.2017 ►

 

 

 

 

-----

 

 

 

07.2018 ►

 

 

07.2018 ►

 

Emission standards

 

EU6

 

 

 

EU6

 

 

 

 

EU6

 

 

 

EU6

 

 

 

EU6

 

Dis

 

cm3

 

999

 

 

 

 

999

 

 

 

 

999

 

 

 

999

 

 

 

 

 

999

 

 

place

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Output

kW at rpm

70/5000 - 5500

81/5000 - 5500

 

85/5000-5500

 

 

81/5000 - 5500

70/5000 - 5500

 

Torque

Nm at rpm

160/1500-3500

200/2000-3500

200/2000-3500

200/2000-3500

160/1500-3500

 

Fuel -

 

min.

 

95 unleaded

 

95 unleaded

 

95 unleaded

 

 

95 unleaded

 

95 unleaded

 

RON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine codes

 

 

DKRF

 

DKZA

 

DKTB

 

DLBA

 

 

 

CZPB

 

DNUA

 

CZPA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Superb III

 

 

 

-----

11.2018 ►

 

-----

 

 

 

 

-----

 

11.2018 ►

 

08.2018 ►

 

-----

 

Kodiaq

 

 

 

Protected by copyright. Copying for

private or commercial

purposes, in part

or in whole, is not

permitted

 

 

10.2016 ►

 

 

 

unless-----authorised by08ŠKODA.2018AUTO

A. S. ŠKODA-----

AUTO

A. S.

-----does not guarantee -----or accept any

liability-----

 

 

Karoq

 

 

 

with respect to the correctness of information in this

document. Copyright by ŠKODA AUTO A. S.

-----

 

 

-----

 

 

 

 

 

-----

11.2018 ►

-----

 

 

 

 

-----

 

 

 

-----

 

 

 

 

 

Yeti

 

 

 

 

-----

-----

-----

 

 

 

 

-----

 

 

 

-----

 

 

-----

 

 

-----

 

Octavia III

 

 

 

-----

08.2018 ►

 

08.2018 ►

 

05/2017 ►

12.2018 ►

 

 

-----

 

 

-----

 

Rapid NH

 

 

07.2018 ►

-----

-----

 

 

 

 

-----

 

 

 

-----

 

 

-----

 

 

-----

 

Emission

 

 

 

 

EU6

 

EU6

 

 

EU6

 

 

 

 

EU6

 

 

EU6

 

 

EU6

 

 

EU4 / EU6

standards

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dis

cm3

 

 

 

999

1984

1984

 

 

1984

 

 

 

1984

 

 

1984

 

 

1984

 

place

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Out

kW at

 

85/5000-55 140/4200-6

180/5000-

180/5000-6 140/4200-6 200/5600-6

132/3900-

put

rpm

 

 

 

00

000

6200

 

 

 

200

 

 

 

000

 

 

500

 

 

6000

 

Tor

Nm at

 

200/2000-3 320/1450-4 370/1600-

370/1600-4 320/1450-4 350/1700-5

320/1500-

que

rpm

 

 

 

500

200

4300

 

 

 

300

 

 

 

200

 

 

600

 

 

3940

 

Fuel

min.

 

 

95 unlea

95 unlea

 

95 unlea

 

95 unlea

95 unlea

 

95 unlea

 

95 unlea

-

 

 

 

 

 

ded

 

ded

 

 

ded

 

 

 

 

ded

 

 

ded

 

 

ded

 

 

ded

RON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine codes

 

 

 

 

CJZA

 

 

CJZB

 

 

CJZC

 

 

CJZD

 

CYVA

 

 

 

CYVB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Superb III

 

 

 

-----

 

 

-----

 

 

 

-----

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

Kodiaq

 

 

 

 

-----

 

 

-----

 

 

 

-----

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

Karoq

 

 

 

 

-----

 

 

-----

 

 

 

-----

 

 

-----

 

 

 

 

-----

 

 

 

 

-----

 

 

Yeti

 

 

 

 

-----

 

 

-----

 

 

 

-----

 

 

-----

 

 

 

 

-----

 

 

 

05.2014 ►

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

09.2017

 

 

Octavia III

 

 

11.2012 ►

 

11.2012 ►

 

-----

 

 

-----

 

 

 

05.2015 ►

 

05.2015 ►

 

 

 

 

 

 

05.2015

 

05.2015

 

 

 

 

 

 

 

 

 

 

 

07.2018

 

 

05.2016

 

 

Rapid NH

 

 

 

-----

 

 

-----

 

 

05.2015 ►

 

05.2015 ►

 

-----

 

 

 

 

-----

 

 

 

 

 

 

 

 

 

 

 

 

 

 

05.2017

 

05.2017

 

 

 

 

 

 

 

 

 

 

 

Emission stand

 

 

EU5

 

 

EU5

 

 

EU6

 

 

EU6

 

EU6

 

 

 

 

EU6

 

ards

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dis

cm3

 

1197

 

 

1197

 

1197

 

 

1197

 

 

1197

 

 

 

 

1197

 

 

place

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 Rep. gr.00 - Technical data

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Fuel system - Petrol engines - Edition 12.2018

Engine codes

CJZA

CJZB

CJZC

CJZD

CYVA

CYVB

 

 

 

 

 

 

 

 

Out

kWatrpm

77/4500-550

63/4300-530

664400

814600

63/4300-530

81/4600-56

put

 

0

0

 

 

0

00

Tor

Nm at

175/1400-40

160/1400-35

160/1400-35

175/1400-40

160/1400-35

175/1400-4

que

rpm

00

00

00

00

00

000

Fuel

min.

95 unleaded

95 unleaded

95 unleaded

95 unleaded

95 unleaded

95 unlea

-

 

 

 

 

 

 

ded

RON

 

 

 

 

 

 

 

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

1. Denomination 3

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2Safety instructions

“2.1 Safety precautions when working on fuel supply system”, page 4

“2.2 Safety precautions when working on vehicles with startstop system”, page 5

“2.3 Safety precautions during road tests in which testing and measuring equipment is used”, page 5

2.1Safety precautions when working on fuel supply system

Fuel under very high pressure creates a risk of injury.

Wear protective gloves.

Wear safety goggles!

The injection system consists of a high pressure part (max. pressure of 25 MPa = 250 bar) and a low pressure part (pres sure of approx. 0.7 MPa = 7 bar).

The fuel system is under pressure. Before opening the injec tion system high-pressure system, the fuel pressure must be reducedtoresidualpressure Rep.gr. 24;Injectionsystem; reducing fuel pressure .

Note

This function does not have to be available for all motor code let ters.

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted ♦ After the pressureunl a thorisedhasbybeenŠKODAreducedAUTO A. S.toŠKODAresidualAUTO Apressure. S. does not guarantee(ap or accept any liability

prox. 0.7 MPawith respect= 7 bar),to the thecorrectnessconnectionof informationpointin thismustdocumentbe. Copenedyright by ŠKODA AUTO A. S.

»immediately«. To do this place a clean cloth around the con nection point.

Leaking fuel creates a fire hazard.

Fuelpumpisactivatedbyswitchingonignitionandviadriverdoor contactswitch.Forreasonsofsafety,thepowersupplytothefuel pump must be interrupted page 4 .

Disconnect the voltage supply to the fuel pump

Only disconnect the battery when the ignition is switched offElectrical system ; Rep. gr. 27 ; Battery; Disconnecting and connecting battery .

By disconnecting the battery Electrical system; Rep. gr. 27 ; Battery; Disconnecting and connecting battery .

By removing the fuse for the control unit for the fuel pump - J538Current flow diagrams, Electrical fault finding and Fitting locations.

By disconnecting the connector from the flange of the fuel pump.

NOTICE

Risk of damage to fuel pump.

The fuel pump must not run »dry«.

4 Rep. gr.00 - Technical data

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2.2Safety precautions whenworkingon ve hicles with start-stop system

Risk of injury as a result of automatic engine start in vehicles with start/stop system.

In vehicles with the start/stop system activated (identifiable by an indication in the dash panel insert) the engine can start automat ically if required.

Ensurethatthestart-stopsystemisdeactivatedwhencarrying out work on the vehicle (switch ignition off, if required switch ignition on again).

2.3Safety precautions during road tests in which testing and measuring equipment is used

Risk of accident from distraction

Usingtestersandmeasuringinstrumentsduringdrivingoperation causes distraction.

There is a risk of injury if testers and measuring instruments are not secured adequately.

Increased risk of injury from unsecured testers and measuring instruments must be prevented.

Measuring instruments can turn into dangerous projectiles on air bag activation.

Testers and measuring instruments must always be secured on the rear seat using a seat belt and operated by a 2nd person from there.

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

GETtheMANUALS.org

2. Safety instructions 5

 

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3General points

“3.1 Cleanliness rules when working on the parking/auxiliary heater and fuel system”, page 6

3.1Cleanliness rules when working on the parking/auxiliary heater and fuel system

Carefully observe the following “rules” for cleanliness when work ing on the fuel supply/injection system:

Thoroughlycleantheconnectionpointsandtheirsurroundings before releasing.

Place removed parts on a clean surface and cover. Use lintfree cloths.

Carefullycoverorcloseopenedcomponentsiftherepairisnot completed immediately.

Only install clean parts: remove spare parts from their wrap ping immediately before fitting. Do not use any parts which have been stored unwrapped.

When the system is opened: do no use compressed air. Do not move the vehicle.

Ensure that no fuel runs onto the fuel hoses. If happens, clean the hoses immediately.

Protect electrical plug connections from dirt and moisture and only connect them when dry.

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

6 Rep. gr.00 - Technical data

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4Repair instructions

“4.1 General repair instructions”, page 7

“4.2 Contact corrosion”, page 7

“4.3 Cable routing and securing”, page 7

4.1General repair instructions

When removing and installing the parts from a partly filled fuel tank, pay attention to the following:

The fuel tank must not be more than 3/4 full. If necessary, ex tract fuel from the fuel tank

“1.3 Drain the fuel tank”, page 64 .

The extraction hose of an exhaust extraction system which is switched on, must be positioned close to the assembly open ingofthefueltankinordertoextractthereleasedfuelvapours, even before the work is commenced.

If no exhaust extraction system is available, a radial fan (motor

not in air flow of fan) with a delivery volume of more than 15 m3/ h must be used.

4.2Contact corrosion

The use of unsuitable connection elements (screws, nuts, wash ers, etc.) can cause contact corrosion.

This is why only connection elements with a special surface coat ings are fitted.

Therefore,therubberorplasticpartsandtheadhesivesaremade from electrically non-conductive materials.

If there is a question mark about the suitability of parts, generally use new parts ETKA - Electronic Catalogue of Original Parts .

4.3Cable routing and securing

Installlinesofallkindssothattheoriginalroutingcanberestored.

To rule out mix ups and ensure the original fitting position, mark the lines before disassembly.

Make photos or sketches where necessary.

To avoid damage to lines, ensure sufficient clearance from all moving or hot components.

Insulation or heat shield matsProtectedmustbybecopyrightinstalled. Copyingagainfor privateinortheircommercial purposes, in part or in whole, is not permitted original position. unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

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4. Repair instructions 7

 

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20 – Fuel supply system

1Fuel tank

“1.1 Assembly overview - fuel tank”, page 8

“1.2 Removing and installing the fuel tank”, page 24

“1.3 Drain the fuel tank”, page 64

1.1Assembly overview - fuel tank

“1.1.1 Summary of components - fuel tank, Rapid NH”, page 8

“1.1.2 Summary of components - fuel tank, Octavia III, vehicles with front-wheel drive”, page 11

“1.1.3 Summary of components -fuel tank, Yeti, front-wheel drive vehicles”, page 13

“1.1.4 Summary of components - fuel tank, Superb III, vehicles with front-wheel drive”, page 15

“1.1.5 Summary of components -fuel tank, Kodiaq, front-wheel drive vehicles”, page 17

“1.1.6 Summary of components -fuel tank, Karoq, vehicles with front-wheel drive”, page 18

“1.1.7 Assembly overview - fuel tank, Octavia III, Superb III, Kodiaq, Karoq, four-wheel drive vehicles”, page 20

“1.1.8 Summary of components -fuel tank, Yeti, four-wheel drive vehicles”, page 22

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted 1.1.1 Summaryunlessof componentsauthorised by ŠKODA AUTO- fuelA. S. ŠKODAtank,AUTORapidA. S. doesNHnot guarantee or accept any liability

with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

8 Rep. gr.20 - Fuel supply system

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1 - Fuel tank

 

 

 

 

 

 

 

support with engine/

 

 

 

 

gearbox jack -

 

 

 

 

V.A.G 1383Awhen re

 

 

 

 

moving

 

 

 

 

Removing and installing

 

 

 

 

“1.2.1 Removing and

 

 

 

 

installing the fuel tank,

 

 

 

 

Rapid NH”, page 24

 

 

 

2 - Sealing ring

 

 

 

 

replace if damaged

 

 

 

3 - Fuel pump - G6-

 

 

 

In the event of a fuel

 

 

 

 

pump with integrated

 

 

 

 

fuel filter, the fuel filter

 

 

 

 

cannot be replaced indi

 

 

 

 

vidually

 

 

 

 

Checking fuel pump

 

 

 

 

electrics Vehicle diag

 

 

 

 

nostic tester

 

 

 

 

Fitting position

 

 

 

 

Fig. ““Fitting location

 

 

 

 

of the fuel delivery

 

 

 

 

unit”“ , page 10

 

 

 

Summary of compo

 

 

 

 

nents

 

 

 

 

“2.1 Assembly over

 

 

 

 

view - fuel delivery unit,

 

 

 

 

fuel gauge sender”,

 

 

 

 

page 81

 

 

 

 

Removing and installing

 

 

 

 

“2.3.2 Removing and

 

 

 

 

installing fuel pump for

 

 

 

 

pre-delivery G6 G6,

 

 

 

 

Rapid NH”, page 97

 

 

 

inspecting fuel pump

 

 

 

 

“7.1 Checking the fuel system pressurisation pump G6 ”, page 140

 

 

4 - Lock ring

 

 

 

110 Nm

 

 

5 - Return-flow line

 

 

not in vehicles with fuel filter in flange of the fuel delivery unit

 

 

6 - Feed line

 

 

 

black

 

 

7 - Overflow hose

 

 

8 - Screw cap

 

 

9 - Fuel tank lid unit

 

 

 

with rubber bowl

 

 

10 - Earth connection

 

 

11 - O-ring

 

 

 

Replace after disassembly

 

 

12 - Vent valve

 

 

Check Fig. ““Inspect vent valve”“ , page 11

 

 

13 - Gravity valve

 

 

to remove, unclip valve and lift up and out of the filler neck

 

 

 

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted

 

 

 

unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

 

 

 

with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

 

9

 

 

GETtheMANUALS.org

1. Fuel tank

 

 

 

 

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Fuel system - Petrol engines - Edition 12.2018

inspect valve for blockage:

Valve open vertically

Valve tilted 45°: closed

14 - Activated charcoal filter

Summary of components of activated charcoal filter system

“5.1.3 Summary of components - activated charcoal filter system, Rapid NH”, page 125

Checking the fuel tank venting “5.3.3 Checking the fuel tank venting, Rapid NH”, page 132

15 - Vent line

16 - O-ring

Replace after disassembly

17 - Screw10 Nm

18 - Circlip

19 - Heat shieldfor fuel tank

20 - Screw

Replace after disassembly

25 Nm

21 - Straps

pay attention to different lengths

22 - fuel feed lineblack

23 - Fuel filter

not in vehicles with fuel filter in flange of the fuel delivery unit

Summary of components “4.1 Summary of components - fuel filter”, page 121

24 - Screw clamp

not in vehicles with fuel filter in flange of the fuel delivery unit

25 - Vent line

to solenoid valve 1 for activated charcoal filter in engine compartment

26 - Vent line

between activated charcoal filter Pos. 14 and vent line Pos. 25

Fitting location of the fuel delivery unit

Clutch -2- on the fuelProtecteddeliveryby copyrightunit closing. Copyingflangefor privatemustor commercialpointpurposes,to in opening -arrow- andunlbessbetweenau horis d bytabsŠKODA-3AUTO- andA.-S4. -ŠKODAon theAUTOfuelA. S. does not tank locking ring. with respect to the correctness of information in this document.

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Inspect vent valve

If the lever is in the rest position, the air bleed valve must be closed.

Iftheleverispressedinthe-directionofarrow-,theairbleedvalve is then opened.

Note

Beforeinstallationoftheventvalveunscrewthecapfromthefiller neck.

1.1.2Summary of components - fuel tank, Octavia III, vehicles with front-wheel drive

1 - Screw cap

 

 

 

 

screw in until there is an

 

 

 

audible click

 

 

attached to the fuel tank

 

 

 

lid unit with anti-loss

 

 

 

washer

 

 

2 - Earth connection

 

 

for fuel filler neck

 

 

for discharging the elec

 

 

 

trostatic charge

 

 

 

Fig. ““Earth connec

 

 

 

tion for fuel filler neck”“ ,

 

 

 

page 31

 

 

3 - Screw

 

 

 

Replace after disas

 

 

 

sembly

 

 

8 Nm + 90°

liability

4 - Lock ring

.

 

 

 

110 Nm

 

 

5 - Sealing ring

Replace after disas sembly

install when dry

6 - Fuel pump - G6-

withintegratedfuelfilter, the fuel filter cannot be replaced individually

Checking fuel pump electrics Vehicle diag nostic tester

Fitting position

Fig. ““Fitting location of the fuel delivery unit”“ , page 12

Summary of components

“2.1.1 Assembly overview - Fuel pump for prefeed G6 , Vehicles with front-wheel drive and with fuel filter in the flange of the fuel delivery unit”, page 81

Removing and installing

“2.3.1 Fuel pump for pre-delivery G6 Removing and installing front-wheel drive vehicles, Octavia III, Yeti”, page 93

GETtheMANUALS.org

1. Fuel tank 11

 

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Fuel system - Petrol engines - Edition 12.2018

inspecting fuel pump “7.1 Checking the fuel system pressurisation pump G6 ”, page 140 7 - Fuel tank

Removing and installing

“1.2.2 Removing and installing fuel tank Octavia III, vehicles with front-wheel drive”, page 27

8 - Heat shieldfor fuel tank

9 - Shield locking mechanism

for heat shield

Qty. 4

10 - Tensioning strap

mark installed position before removing

check correct fitting

11 - Screw

Replace after disassembly

20 Nm + 90°

12 - Mounting bracket

For fuel pump control unit -J538-

 

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted

13 - Mounting bracket

unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

for vehicles with auxiliary heating

for dosing pump -V54-

pay attention to correct fit of the dosing pump in the holder

14 - Fuel line

to the engine

pushed into the fuel tank

do not kink

disconnect and connect “3.1 Separating push-on couplings”, page 117

15 - Fuel line

for vehicles with auxiliary heating

to the dosing pump -V54-

do not kink

disconnect and connect “3.1 Separating push-on couplings”, page 117

16 - Dosing pump -V54-

for vehicles with auxiliary heating

Fitting location of the fuel delivery unit

Themarking-2-ontheclosingflangeofthefuelpump-1-must be located opposite to the arrow -3- on the fuel tank.

12 Rep. gr.20 - Fuel supply system

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1.1.3Summary of components -fuel tank, Yeti, front-wheel drive vehicles

1 - Screw cap

screw in until there is an audible click

attached to the fuel tank lid unit with anti-loss washer

2 - Earth connection

for fuel filler neck

check for firm seating

3 - Screw

Replace after disas sembly

11 Nm

4 - Wiring

5 - Screw

Replace after disas sembly

25 Nm

6 - Fuel tank

Removing and installing

“1.2.3 Removing and installing the fuel tank, Yeti-vehicleswithfront- wheel drive”, page 31

7 - Circlip

8-Bracketfortheexhaustsys tem

9 - Tensioning strap

mark installed position before removing

check correct fitting

10 - Heat shieldfor fuel tank

11 - fuel feed line

to the engine

pushed into the fuel tank

do not kink

disconnect and connect “3.1 Separating push-on couplings”, page 117

12 - Fuel filter

Fitting position: arrow points in direction of flow

Summary of components “4.1 Summary of components - fuel filter”, page 121

13 - Vent line

pushed into the fuel tank

check for firm seating

14 - Sealing ring

Replace after disassembly

install when dry

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

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1. Fuel tank 13

 

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Fuel system - Petrol engines - Edition 12.2018

15 - Fuel pump - G6-

with fuel gauge sender - G-

Removing and installing

“2.3.1 Fuel pump for pre-delivery G6 Removing and installing front-wheel drive vehicles, Octavia III, Yeti”, page 93

inspecting fuel pump “7.1 Checking the fuel system pressurisation pump G6 ”, page 140

Summary of components “2.1 Assembly overview - fuel delivery unit, fuel gauge sender”, page 81

Fitting position Fig. ““Fitting location of the fuel delivery unit”“ , page 14

Removing and installing the fuel gauge sender - G-

“2.4.1 Removing and installing the fuel gauge sender display G , vehicles with front-wheel drive”, page 113

disconnect and connect “3.1 Separating push-on couplings”, page 117

Clean strainer if dirty

16 - Lock ring110 Nm

17 - fuel feed line

black

pushed into the fuel tank

check for firm seating

18 - Fuel return-flow line

blue

pushed into the fuel tank

check for firm seating

19 - Fuel tank lid unit

removing and installing general body repairs, exterior; Rep. gr. 55 ; Fuel tank lid unit; installing and removing fuel tank lid unit.

Fitting location of the fuel delivery unit

Thepeg-2-onthefueldeliveryunitmustbebetweenthepegs -1- and -3-.

Note

The -arrow- shows the direction of travel.

The fuel delivery unit can only be installed in this position.

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

14 Rep. gr.20 - Fuel supply system

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1.1.4Summary of components - fuel tank, Superb III, vehicles with front-wheel drive

1 - Screw cap

screw in until there is an audible click

attached to the fuel tank lid unit with anti-loss washer

2 - Filler neck

3 - Screw

Replace after disas sembly

8 Nm + 90°

4 - Rubber buffer

Qty. 4

between fuel tank and bodyshell

check correct fitting

5 - Guide

6 - Screw

Replace after disas sembly

20 Nm + 90°

7 - Fuel tank

Removing and installing

“1.2.4 Removing and installing fuel tank Su perb III, vehicles with front-wheel drive”, page 34

8 - Heat shieldfor fuel tank

9 - Clamping system

for heat shield

Qty. 4

10 - Tensioning strap

mark installed position before removing

check correct fitting

Fitting position Fig. ““Attaching the fuel tank”“ , page 16

11 - Tensioning strap

mark installed position before removing

check correct fitting

Fitting position Fig. ““Attaching the fuel tank”“ , page 16

12 - Connected fuel hoses

do not kink

disconnect and connect “3.1 Separating push-on couplings”, page 117

13 - Fuel pump control unit - J538-

Removing and installing “7.2 Removing and installing fuel pump control unit J538 ”, page 170

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

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1. Fuel tank 15

 

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Fuel system - Petrol engines - Edition 12.2018

14 - Fuel pump - G6-

with integrated fuel filter, the fuel filter cannot be replaced individually

Removing and installing

“2.3.3 Fuel pump for pre-delivery G6 Removing and installing front-wheel drive vehicles, Superb III, Karoq, Kodiaq”, page 100

Summary of components

“2.1.1 Assembly overview - Fuel pump for prefeed G6 , Vehicles with front-wheel drive and with fuel filter in the flange of the fuel delivery unit”, page 81

15 - Earth connection

for fuel filler neck

for discharging the electrostatic charge Fig. ““Earth connection for fuel filler neck”“ , page 40

Attaching the fuel tank

1 - Tensioning strap for fuel tank

2 - Screw with washer

3 - Rubber holder

4 - guide bushing

Protected by copyright. Copying for private or commercial purposes, in unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not

with respect to the correctness of information in this document. Copyright

16 Rep. gr.20 - Fuel supply system

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1.1.5Summary of components -fuel tank, Kodiaq, front-wheel drive vehicles

1 - Screw cap

screw in until there is an audible click

attached to the fuel tank lid unit with anti-loss washer

2 - Filler neck

3 - Earth connection

for fuel filler neck

for discharging the elec trostatic charge

Fig. ““Earth connec tion for fuel filler neck”“ , page 47

4 - Screw

Replace after disas sembly

8 Nm + 90°

5 - Vent line

to activated charcoal fil ter solenoid valve 1 - N80and to activated charcoal filter

pushedintothefueltank

do not kink

6 - Rubber buffer

Qty. 4

between fuel tank and bodyshell

check correct fitting

7 - Fuel pump - G6-

withintegratedfuelfilter,

the fuel filter cannot be replaced individually

Removing and installing

“2.3.3 Fuel pump for pre-delivery G6 Removing and installing front-wheel drive vehicles, Superb III, Karoq, Kodiaq”, page 100

Summary of components

“2.1.1 Assembly overview - Fuel pump for prefeed G6 , Vehicles with front-wheel drive and with fuel filter in the flange of the fuel delivery unit”, page 81

8 - Fuel tank

Removing and installing

“1.2.5 Removing and installing the fuel tank, Kodiaq - vehicles with front-wheel drive”, page 40

9 - Clamping systemfor heat shield

10 - Heat shieldfor fuel tank

11 - Tensioning strapProtected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

check correct fittingwith respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

12 - Screw

Replace after disassembly

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1. Fuel tank 17

 

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Fuel system - Petrol engines - Edition 12.2018

20 Nm + 90°

13 - Screw

Replace after disassembly

20 Nm + 90°

14 - Mounting bracket

Fuel pump control unit - J538-

Removing and installing fuel pump control unit - J538-

“7.2 Removing and installing fuel pump control unit J538 ”, page 170

15 - Fuel line

Vehicles fitted with auxiliary heating

for dosing pump - V54-

do not kink

16 - Fuel line

to the engine

pushed into the fuel tankdo not kink

1.1.6 Summary of components -fuel tank, Karoq, vehicles with front-wheel drive

1 - Screw cap

screw in until there is an audible click

attached to the fuel tank lid unit with anti-loss washer

2 - Earth connection

for fuel filler neck

for discharging the elec trostatic charge

Fig. ““Earth connec tion for fuel filler neck”“ , page 52

3 - Screw

Replace after disas sembly

8 Nm + 90°

4 - Lock ring

usewrench-T10202-or -T30101 (3087)- for loosening and tighten ing

110 Nm

5 - Sealing ring

Replace after disas sembly

install when dry

6 - Fuel pump - G6-

withintegratedfuelfilter,Prot cted the fuel filter cannotunlessbe replaced individually with

Removing and installing

“2.3.3 Fuel pump for

18 Rep. gr.20 - Fuel supply system

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Fuel system - Petrol engines - Edition 12.2018

pre-delivery G6 Removing and installing front-wheel drive vehicles, Superb III, Karoq, Kodiaq”, page 100

Summary of components

“2.1.1 Assembly overview - Fuel pump for prefeed G6 , Vehicles with front-wheel drive and with fuel filter in the flange of the fuel delivery unit”, page 81

7 - Fuel tank

Removing and installing

“1.2.6 Removing and installing the fuel tank, Karoq - vehicles with front-wheel drive”, page 47

8 - Heat shieldfor fuel tank

9 - Clamping systemfor heat shield

10 - Tensioning strap

check correct fitting 11 - Screw

Replace after disassembly

20 Nm + 90°

12 - Fuel pump control unit - J538-

Removing and installing “7.2 Removing and installing fuel pump control unit J538 ”, page 170 13 - Fuel line

to the engine

do not kink

disconnect and connect “3.1 Separating push-on couplings”, page 117

14 - Vent line

to activated charcoal filter solenoid valve 1 - N80and to activated charcoal filter

do not kink

15 - Vent line

to the activated charcoal filter system

do not kink

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

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1. Fuel tank 19

 

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Fuel system - Petrol engines - Edition 12.2018

1.1.7Assembly overview - fuel tank, Octavia III, Superb III, Kodiaq, Karoq, fourwheel drive vehicles

1 - Screw cap

screw in until there is an audible click

attached to the fuel tank lid unit with anti-loss washer

2 - Screw

Replace after disas sembly

8 Nm + 90°

3 - Earth connection

for fuel filler neck

for discharging the elec trostatic charge:

For Superb III, Kodiaq ve hicles

Fig. ““Earth connection for fuel filler support for Oc tavia III, Superb III, Kodiaq vehicles”“ , page 58

For the Karoq vehicles

Fig. ““Ground connection for fuel filler neck vehicles Karoq”“ , page 59

4 - Rubber buffer

Qty. 6

between fuel tank and bodyshell

check correct fitting

5 - Fuel tank

Removing and installing

“1.2.7 Removing and installing fuel tank, Oc

tavia III, Superb III, Kodiaq, Karoq, four-wheel drive vehicles”, page 52

6 - Fuel pump - G6-

with integrated fuel filter, the fuel filter cannot be replaced individually

Summary of components

“2.1.3Summaryofcomponents-fuelsystempressurisationpumpG6,vehicleswithfour-wheeldrive”, page 85

Removing and installing

“2.3.4 Fuel pump for pre-delivery G6 Removing and installing, all-wheel drive vehicles, Superb III, Karoq, Kodiaq”, page 104

7 - Left fuel pump

with suction spray pump

for fuel gauge transmitter 2 - G169-

Summary of components “2.1.5 Summary of components - left fuel pump”, page 89

Removing and installingProtected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted u less authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability“2.3.6 Removingwithandrespectinstallingto he correcthenessfuelof informationpumpinclosingthis documentflange. CopyrightonbytheŠKODAleft”,AUTOpageA. S.111

Removing and installing suction jet pump “7.4 Removing and installing suction jet pump”, page 172

Removing and installing fuel gauge sender 2 - G169-

“2.5 Removing and installing fuel gauge sender 2 G169 ”, page 116

20 Rep. gr.20 - Fuel supply system

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Fuel system - Petrol engines - Edition 12.2018

8 - Rubber buffer

9 - Screw

Replace after disassembly

20 Nm + 90°

10 - Tensioning strap

mark installed position before removing

check correct fitting

Securing the fuel tank Fig. ““Attaching the fuel tank”“ , page 16

11 - Guides

12 - Heat shieldfor fuel tank

13 - Vent line

14 - Dosing pump - V54-fir auxiliary heating

15 - Mounting bracket

Fuel pump control unit - J538-

Removing and installing “7.2 Removing and installing fuel pump control unit J538 ”, page 170

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

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1. Fuel tank 21

 

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Fuel system - Petrol engines - Edition 12.2018

1.1.8Summary of components -fuel tank, Yeti, four-wheel drive vehicles

1 - fuel feed line

 

 

 

 

 

black

 

 

check for firm seating

 

 

2 - Fuel return-flow line

 

 

 

blue

 

 

check for firm seating

 

 

3 - Sealing ring

 

 

 

replace

 

 

insert dry into the open

 

 

 

ing of the fuel tank

 

 

only moisten the inner

 

 

 

seal of the flange with

 

 

 

fuel for fitting purposes

 

 

4 - Fuel pump

 

 

 

Removing and installing

 

 

 

“2.3.5 Removing and

 

 

 

installing fuel system

 

 

 

pressurisation pump

 

 

 

G6 , vehicles with four-

 

 

 

wheel drive, Yeti”,

 

 

 

page 107

 

 

inspecting fuel pump

 

 

 

“7.1 Checking the fuel

 

 

 

system pressurisation

 

 

 

pump G6 ”, page 140

 

 

note the correct installa

 

 

 

tion position in the fuel

 

 

 

tank

 

 

 

Fig. ““Fitting position

permitted

 

of the fuel delivery unit

liability

 

and the fuel gauge

S.

 

sender 2 -G169- ”“ ,

 

 

 

page 24

 

 

with fuel gauge sender - G-

Summary of components “2.1 Assembly overview - fuel delivery unit, fuel gauge sender”, page 81

Removing and installing the fuel gauge sender - G-

“2.4.1 Removing and installing the fuel gauge sender display G , vehicles with front-wheel drive”, page 113

Clean strainer if dirty

5 - Lock ring110 Nm

6 - Fuel pump control unit - J538-

after replacing, adapt the engine control unit - J623to the fuel pump control unit - J538Vehicle diagnostic tester

7 - Screw cap

replace if damaged 8 - Fixing screw

9 - Fuel tank lid unit

with rubber bowl

removing and installing general body repairs, exterior; Rep. gr. 55 ; Fuel tank lid unit; installing and removing fuel tank lid unit.

22 Rep. gr.20 - Fuel supply system

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Fuel system - Petrol engines - Edition 12.2018

10 - Earth connection

check for firm seating

11 - Screw11 Nm

12 - Tank ventilation

13 - Plug connection

Fuel gauge transmitter 2 - G16914 - Fuel gauge transmitter 2 - G169-

with suction jet pump integrated in the left fuel pump

Removing and installing “2.5 Removing and installing fuel gauge sender 2 G169 ”, page 116

note the correct installation position in the fuel tank

Fig. ““Fitting position of the fuel delivery unit and the fuel gauge sender 2 -G169- ”“ , page 24

Summary of components “2.1.5 Summary of components - left fuel pump”, page 89

15 - Suction spray pump

with fuel gauge transmitter 2 - G169integrated into the fuel pump on the left

Removing and installing

“2.3.6 Removing and installing the fuel pump closing flange on the left”, page 111

Summary of components “2.1.5 Summary of components - left fuel pump”, page 89

16 - Tank ventilation

17 - Vent line

18 - Fuel tank

Removing and installing

“1.2.8 Removing and installing the fuel tank, Yeti - vehicles with four-wheel drive”, page 59

19 - Tensioning strap

Check fitting position 20 - Screw

Replace after disassembly

25 Nm

21 - Screw23 Nm

22 - Cover plate

riveted together with hanger of exhaust system

23

- Screw

 

 

3 Nm

 

24

- Fuel filter

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted

 

 

unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability

Summary of componentswith respect to the correctness“4.1 Summaryof informationofincomponentsthis document. Copyright- fuelbyfilter”,ŠKODA AUTOpageA. 121S.

25 - Vent line

Clipped onto side of fuel tank.

check for firm seating

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1. Fuel tank 23

 

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Fuel system - Petrol engines - Edition 12.2018

Fitting position of the fuel delivery unit and the fuel gauge sender 2 - G169-

Marking on the flange must be aligned with marking on the fuel tank -arrows-.

Note

The arrows on the fuel tank are hardly visible because of the floor panel.

1.2Removing and installing the fuel tank

“1.2.1 Removing and installing the fuel tank, Rapid NH”, page 24

“1.2.2 Removing and installing fuel tank Octavia III, vehicles with front-wheel drive”, page 27

“1.2.3Removingandinstallingthefueltank,Yeti-vehicleswith front-wheel drive”, page 31

“1.2.4RemovingandinstallingfueltankSuperbIII,vehicleswith front-wheel drive”, page 34

“1.2.5 Removing and installing the fuel tank, Kodiaq - vehicles with front-wheel drive”, page 40

“1.2.6 Removing and installing the fuel tank, Karoq - vehicles with front-wheel drive”, page 47

“1.2.7 Removing and installing fuel tank, Octavia III, Superb III, Kodiaq, Karoq, four-wheel drive vehicles”, page 52

“1.2.8Removingandinstallingthefueltank,Yeti-vehicleswith four-wheel drive”, page 59

1.2.1Removing and installing the fuel tank, Rapid NH

Special tools and workshop equipment required ♦ Engine/gearbox jack , e.g. -V.A.G 1383A-

The fuel tank must be empty for weight reasons when remov ing it. If necessary, extract fuel from the fuel tank

“1.3 Drain the fuel tank”, page 64 .

Removing

Safety precautions when working on the fuel supply system

“2.1 Safety precautions when working on fuel supply system”, page 4 .

Observe rules for cleanliness

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted“3.1 Cleanlinessunle authorirulesedwhenby ŠKODAworkingAUTO A.onS. ŠKODAthe parking/auxiliaryAUTO A. S. does not guarantee or accept any liability heater and fuel system”,with r spect topagethe correctness6 . of information in this document. Copyright by ŠKODA AUTO A. S.

Switch off ignition and all electrical loads, and pull out ignition key.

Remove cover for fuel pump assembly opening

“2.2.1 Removing and installing cover of assembly opening, Rapid NH, Yeti”, page 90 .

24 Rep. gr.20 - Fuel supply system

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Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

Fuel system - Petrol engines - Edition 12.2018

– Disconnect plug connection -arrow- at the closing flange.

Open the fuel tank cap and clean around the fuel filler neck -2-.

Unscrew the cap -1- for the fuel filler neck.

Note

Close the opening of the fuel filler neck with a clean cloth so that no dirt can penetrate.

– Remove the rear right wheelhouse liner General body re pairs, exterior; Rep. gr. 66 ; Wheelhouse liner; removing and installing rear wheelhouse liner .

– Unscrew fixing screws on tank filler neck -arrows-.

ProtRemovected by copyrigbotht.ventilationCopying for privatelinesor commercifrom activatedl purposes, incharcoalpart or in whole,filteris not permitted unless“5authorised.1.3 Summaryby ŠKODA AUTOof componentsA. S. ŠKODA AUTO- activatedA. S. does notcharcoalguarantee or accfilterpt any liability

with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

system, Rapid NH”, page 125 , Pos. 6 and 7.

Remove rear axle Chassis, axles, steering; Rep. gr. 42 ; Rear axle; removing and installing rear axle .

Remove centre and rear of exhaust system Rep. gr. 26 ; Exhaust pipes / exhaust; Remove and install centre and rear sectionoftheexhaustsystem. Rep.gr. 26;Exhaustpipes/ exhaust; Removing and installing rear silencer .

CAUTION

Risk of injury caused by fuel which is under high pressure.

Layacleanclotharoundtheconnectionpointandcarefullyslack en the connection point in order to relieve the pressure in the fuel system.

Wear protective spectacles and protective gloves.

For vehicles with fuel filter outside the fuel tank

Disconnect the feed line -1- and the vent line -2-“3.1 Separating push-on couplings”, page 117 .

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1. Fuel tank 25

 

Karoq 2018 , Kodiaq 2017 , Kodiaq 2019 , Octavia III 2013 , Oc ...

Fuel system - Petrol engines - Edition 12.2018

For vehicles with fuel filter in the flange of the fuel delivery unit

Disconnect the feed line -1-and the vent line on the front right of the fuel tank.

Continued for all vehicles

Support the fuel tank using the engine and gearbox jack - V.A.G 1383A- .

Remove left underfloor trim panel General body repairs, exterior; Rep. gr. 66 ; Underfloor trim panel; removing and installing underfloor trim panels .

CAUTION

Risk of accident due to the fuel tank weight.

The aid of a 2nd mechanic is required to remove the fuel tank -1-.

Unscrew tensioning straps and fixing screw of the fuel tank -arrows-.

Carefully lower the engine/gearbox jack -V.A.G 1383Aand remove the fuel tank with the assistance of a second mechan ic.

Fitting

Check both earth connections for corrosion, if necessary re move corrosion.

Check fitting position of the earth lead -1-.

The plug -1- on the metal plate ring -2- must be pushed on firmly.

The contact tab -4- must be hung on the fuel tank -3- and se cured with the spacer bush -5-.

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.

26 Rep. gr.20 - Fuel supply system

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