Toyota Celica Supra 1982 Electrical Wiring Diagram

.

.....

TOYOTA

ELECTRICAL WIRING:

, .

.)

..••

(.:J:

~"G

tIll'"

>

FOREWORD

This wiring diagram has been prepared electrical system

of

the 1982 TOYOTA CeUCA SUPRA,

to

provide information on the

MA61L

series.

All

information

at

the time of publication. However, specifications and procedures are

subject to change without notice.

in

the manual

is

based

on

the latest product information

TOYOTA

MOfOR

SALES

CO.LTD.

@

1981

TOYOTA

All

rights reserved. This book may not be

produced or copied,

the written permission

MOTOR

in

SALES

whol. or

of

Toyota Motor Sales Co"

in

Ltd.

CO.,

part,.

LTD.

r.·

without

INDEX

INTRODUCTION

A

B TROUBLESHOOTING

POWER

1

2 CHARGING

STARTING AND IGNITION

3

4

STOP BACK-UP LIGHTS

5

RADIO AND

6

CLOCK (Analog Meter)

7

SOURCE

SYSTEM

LIGHTS

STEREO

8 HORNS

SEAT BELT WARNING

9

10 REAR

11

REMOTE CONTROL MIRRORS AND CIGARETTE LIGHTER

12 FRONT

REAR

13

14

POWER

15

OVERDRIVE

TRIP

16

WINDOW

WIPERS

WIPER

WINDOWS

COMPUTER

AND WASHER

DEFOGGER

AND

(Digital Meter)

SYSTEMS

PLAYER

SYSTEM

WASHER

b

SUN

ROOF

17

DOOR

18

FOG

19

RETRACTABLE HEAD LIGHTS

20

TAIL

21

TURN SIGNAL AND HAZARD WARNING LIGHTS

INTERIOR LIGHTS

22

',.'

.'.

ity

·f

23

COMBINATION METER (Analog)

24 COMBINATION METER (Digital)

",.-

',*.

..

1<'25

CRUISE CONTROL

26

EFI

27 AUTOMATIC

,;GROUND

LOCKS

LIGHTS

LIGHTS AND ILLUMINATION

,

SYSTEM

AIR

CONDITIONER

POINTS

"'

G'F7'

A II\lTRODUCTION

As shown

in

the index, the entire electrical system

is source and ground points. The power source illustrations show how battery power

the

the system

Most

systems are drawn from the fuses

Joining the power source with any system will

Location of the ground points are shown as well

fuses protect.

in

junction blocks (JIB)

~esuit

in

as

how other.

is

Each system

the

On

left

displayed on two facing pages for easy reference.

is

shown

the

system circuit and connectors as much as possible as they are actually posi-

tioned in the vehicle.

is

The system wiring routing and connector location

displayed on the right.

composed of 28 systems, including

is

distributed

No.2

to

each fuse and what loads in

and

No.3.

the

the complete system.

the cOmponent grounds'are related to each

power

System Title

'System

Connector Illustration

Circuit

----,l!Oj

IQI

o

! £}!

_Wiring

Routing

and Connector

Location

II

INTRODUCTION

Troubleshooting Hints and Component Operation

For assistance

component can be found boxed within the system circuit.

in

understanding

the

system and help

in

repair, voltage, resistance

or

operation

of

each

Connector Illustrations

The connectors marked alphabetically ( ® ' ® ' ©

in

the wiring routing. The connectors are seen from the open end. Connectors which join wiring within

system circuit are drawn on the left, and right connectors are drawn on the right. Upper connectors the

system circuit are drawn on the right, and Connector pins are numbered and from top (i.e., a male connector

to

To

illJ,Jstrated

bottom.

is

assist

in

location, connector colors are written

in

each connector. Female connectors are numbered from left

Male

connectors are numbered from right

numbered

relation

the

in

relation

to

the wiring side and not the component side, and these are

system circuit are drawn as a pair. Left connectors

the

lower connectors can

to

its female connector).

,etc.)

are identical

in

the connector illustrations.

be

found on

to

left and from

to

those marked similarly

the

left.

to

top

to

bottom

in

right

the

in

® Blue

® Green

.11..

1

1 2

4

8

11

:;,...

6 6

9 10

12

-

Lg;

=

Y =

.#

31

8 9

Female .

Wire

second letter indicates

Example:

Color

colors are indicated by an alphabetical code. The first letter indicates the basic wire color and the

the

;

B

Gr

0

= =

RG

Black Grey Orange

indicates a

9 8 7 6 5

Wfu1ili

Male

color

of

the stripe.

=

V

Br L

Red

Violet Brown

=

Light Blue

wire with a Green stripe.

P W G

I

7 I

1

Female

=

Pink

=

White R

=

Green

2

~

5 4

6

10

9 8

12

I

Male

,

Light Green Red

Yellow

11

~

3

7

r

B TROUBLESHOOTING

Troubleshooting Procedure

1.

Determine what

is

wrong with the system.

2. First read the diagram the

within

3. Locate a. Determine whether

individual circuit. Check

If they are normal, Refer (NOTE: Each component If the related systems are normal, the common circuit (power source or ground points)

The problem lies within

b. Locate

lamp.

->,.,:,'/'"

4. Repair and re-check If any wiring was disconnected for troubleshooting, re-connect it and check

system circu it.

the

cause of

other

loads

to

the

POWER

the

exact point

so

you understand the system. Refer

the

problem.

the

problem

or

switches which are

the

problem lies within

SOURCE

is

grounded at 2

the

indiVjdual system.

of

the problem by narrowing down the

the

circuit.

to

the

is

with the common circuit (power source

in

parallel with

the

particular system itself.

or

GROUND POINTS and check

or

3 points.)

the

problem component.

component operation boxed

or

ground)

the

related systems.

is

okay.

flrea

with a voltmeter

the

related circuits.

or

test

or

Voltage Check

1.

Establish conditions at

the check point.

IRefer

Example:

to

component operations.)

® - Ignition ® - Ignition

(SIW

2

2. Using a voltmeter, ·connect the negative lead a good ground point

minal and component terminal. This check can be done with a test lamp instead

the

positive lead

SIW SIW

off)

in

which voltage

on and

SIW

1 on

SIW

1 and Relay on

or

negative battery ter-

to

the connector

of

a voltmeter.

is

present

to

or

To

Ignitio;o

IG

Terminal

8/W

!

fuse

®

81W

1

®

Relay

Voltmeter

0"

©

~'[11

'--+-

.....

Solenoid

TROUBLESHOOTING

Continuity and Resistance Check

1.

Disconnect the battery terminal or wire there

is

no voltage between the check points.

the

2. Contact the check points;

If the circuit has diodes, reverse the two leads and check again. When positive side and the positive negative side, there should be continuity.

two leads{)f an ohmmeter

contacting

the

negative lead

to

lead

to

the

each of

diode

to

the

so

Ohmmeter

When

contacting the two leads

in

reverse, there

should be no continuity.

Finding a

1.

Remove loads

2.

Connect a test lamp in place of the fuse.

of

Short

the

Circuit

blown fuse and disconnect

fuse.

all

3. Establish conditions in which the test lamp comes on.

to

(Refer

component operations.)

. Example:

® - Ignition S/Won

@ - Ignition

S/W

and S/W 1 on

S/W,

s/W 1 and Relay on

Ohmmeter

Disconnect

4 To

:

fG

---

19oition

Terminal

Fuse

Case

Short ®

S/W

1

Short ®

SIW

Disconnect

the

(Connect (or Disconnect

4.

DiSC{)nnect watching The short

and reconnect

the

lies

test lamp stays lit and

test lamp.

between the connector where the

Relay) and

S/W

2)

the

connectors while

the

connector where the

lamp goes out .

. 5. Find

exact location

of

the short by lightly

the

shaking the problem wire along the body.

S/W

2 off

SIW2

Relay

-

_--

Solenoid

Short@)

Disconnect

1 POWER SOLIRCE

JIB

No.3

(Power-Load

Reference)

[

I

15A

16A HEAD

16A

16A EFI Trip ,Computer

1M

,

16A STOP

Power

HEAD

,

HEAD

HAZ-HORN

(LH-LWRj

(RH-LWR)

lLH-UPR)

(RH-UPR)

J

Head Lamp (Left Low Beam)

Head Lamp (Right Low Beam)

I

i Fog Light Relay

I

Head Lamp (Left Head Lamp (Right

High

Beam .Indicator Lamp

Charge Light Relay

,

EFI Computer, Air Valve, Circuit Opening RelaY,Fuel Pump

,

Radio and Stereo Player

i

Horn

!

Turn Signal Flasher,

i . Lamp, Turn Signal Indicator Lamp

i

Stop Lamp

High

Front

Beam)

Turn

Load

.

<

Signal Lamp, Rear

Turn

Signal

System

J

i

I

i 4

No.

19 19 18 19

19

2 16 26

6

8

21

i

!

,

I

i

16A

20A WIPER

TAIL Clearance Lamp,

,

.

_.

1M

FLO.3P

FL 1.0Y

ENGINE

Clock

"

Trip Computer

Front

Side Marker Lamp, Tail Lamp, Rear Side

Map

Marker Lamp, License Lamp, Handy

Lamp, Inspection Lamp, Vanity Lamp, Radio Lamp, Trip

Computer Lamp,

i

Lamp, Cruise Control

S/W

i i

!

Lamp, Cigarette Lighter Lamp, Ash Tray Lamp, Rheostat

Front

Wiper Relay, Front Wiper Motor.

Rear Wiper Relay, Rear Wiper Motor, Rear Washer Motor

AfT

Indicator Lamp, Meter Lamp, AIC Control

S/W

Lamp, Overdrive

Lamp, Glove Box

S/W

Lamp, Defogger

Front

Washer Motor

.

Alternator

Igniter EFllnjector Starter Magnet S/W,

and

Coil

Start

Injector,

Start

Injector Time S/W,

7

16

20

12

13

!

..

i

2

3

26

3

!

I

!

)

I

Tail Light Relay AIC

Cut

Relay 27

20

JIB

No.2

Power

7.5A HEAD (RTR) Retract Control Relay 19 Clock 7

7.5A

,

1

15A

.

7.5A 15A

7.5A GAUGE

7.5A DEFOG

DOME

CU-B OG

RADIO Radio and Stereo Player

CIG

TURN

ECU-IG

IGN

CB

Seat Belt Warning Relay

I

Door Warning Lamp, Door Courtesy Lamp, Interior Lamp, Map Lamp, Back Door Lamp, Step Lamp, Ignition Key Lamp, Ignition Key Light Relay

Trip

~omputer

........................

Fog Lamp 18

Clock Cigarette Lighter, Remote Control Mirror Motor Trip Computer Turn Signal Flasher, Front Turn Signal Lamp,

Rear Turn Signal Lamp, Turn Signal Indicator Lamp, Cruise Control Computer, Cruise Control Indicator Lamp Back-up Lamp, 5

Seat Belt Warning Relay, Seat Belt Warning Lamp

Defogger Relay, Defogger Indicator Lamp 10 Power Window Relay

OlD

Relay,

Combination Meter

Heater Relay, Water Valve VSV, Sub Damper VSV.Sub Damper

Relay

Vacuum Valve, Warm-up Relay (30

A/C

Amplifier

IG

Main

El'l

Main

Rear Window Defogger

OlD

Solenoid

No.1,

Sub Damper Relay No. 2.High Speed Relay, Double

Relay, Charge Warning Lamp 2

Relay

No.1,

EF

Load

G

C), Warm-up Relay (50" Cl.

I Main Relay

No.2

t=1t=}

System

NQ.

~

...•.....

21 25

15

.23,24

27

9

22

16

6

7

11

16

9

14

-

Fusible Links (Near the Battery)

F L O.3P (Looped FLO.3P

(Between battery and connector)

FL

2.0L

Ale

Relay Block

lOA

A/C

CB

PowerWindow Relay Block

PWR

CB

at

connector)

.

A/C

,

Retract Relay, Retract Motor Head Light Relay, Dimmer Relay

A/C

Condenser Fan Relay,

Motor

Blower Motor

Power Window Motor, Sun Roof Motor 14 Door Lock Relay, Door Lock Solenoid

I

Condenser Fan Motor

Amplifier, Sub Damper VSV, Compressor, Idle up VSV,

A/C

Indicator Lamp, In-Car Sensor Fan 27

,

27

19 19

27

I

17

, POWER SOURCE

,

r

Battery

FL

!LH-lWR.

O.3f'

15A

N

0

z

;:-

..

0

'"

~

;;:

'"

{2

wira

HEAD

HEAD (RH.LWRr1$A l

HEAD (LH·UPRi

,if HEAD {RH-UPR) 15A 1

EFI

HAZ·HORN 15A

ISA

fL

LOY

I

STOI'

TAIL

WIPER ENGINE

'SA

1SA

20A

,s):""'"

FL03?

®

rw

Head

Ught

c-:i-o~1

3 I

~

Relay

'I

w

I"

DImmer Relay

:vI

,

Tru!

Ught

Relay

1-o~1

, I

10

l

Main Relay

1-

.1

rr I

~

RW

.

w

To Retract

Head

Light

Closed with light contrOl 8/W

HEAD

position

<It

.FLASH pos.ition :

~i?"~.

___

Dimmer

:changed

i HEAD {UPR)

at

light

it

~1!2~_

~

Tail

CIOSl)d

at

Coil65H

IG

Closed

IG

COU

Heater

j5 -4:

I position

, S/W

i5

I

Relay

from HEAD

FLASH position

r-elay

on

HIGH positiQr;

..

Light

with

TAl

L

or

HEAD

Main

Relay

with

Ignition

orST~ltion

50

-BOil

Relay

Closed

on

4:

Closed

po~ition

at Auto

relay (30"CJ

ToNCRelay

Relay

or

dimmer

.. , ___

(LWRI

with

dimmer

or

with head

and

dimmer

_____

Relay

Ught

control

position

S/Wat'

~-~c=--~

with

ignition S/W at,lG '

and

heater blower

{at

L, M

with

iglJition sIW

and'

he.ater blower

~sition

cI¢~d

...

at

I

srw

I

;

to

'

S{W

S/W

--'

SIW"I

:

or

H positionl

at

and warm-up

lG

$/'oV

!

l

LA

wa

Ln

y

LW

L

,

Q)

Ale

Relay

AleCB

NC10A

Block

-----

_______________

-----1

--------0

\

\ ©

F

G

®

@

:

i

; I

~!

~

',1

'I

·1,

d

'Ii

.

\:

,

JIB

No.2

,.::.:.::...:.==-----------. ® Ignition

@

~GIf~H~E~A~D=(RT==R):7~.5~As:~~r=~~======r~fERlw~

> •

[

~

®

N~I

'

l9

PWfl

~00M~""E_-o;.1,,5A_'>_-....

::ii

I.,

CB

~E""CU'!c-6~_<:i_:;:.:..o_--l

DEFOG

FOG

RADIO

elG

TURN

ECU-lG

GAUGE

taN

CB-t

lSA

.5A

_11>----'

"'--'iV

1.SA

,SA

7.5A

15A

1.SA

7.SA

"'""'-'"

@Black

..... ~ I;

r-;:::::I-'!-~

,

I

©Yellow

5

I.R

2

~I

~~~~~'~'E=il

r

(D

Ll'I

SY

~----,

1

IACr::~

~JLJMI~-§.

~

I-.

.....

~

®

SIW

ACGcr

'~';

~'

AM

3,

1 -

6:

,IG.rST"",'6oo

IG

CI""d

with

Closoo

with ignition key at

@Green

position

'gnition

"Y'::I'

F,L

DEFOG

CB

GAUGE

RADIO

----+4-:=.~~t~~J;;;;J

7.~r'

__

'

7.5A

-Ftf~~ff:nITn~:~::~

ECU-B 7.5A

__

'

'~r'~

DOME

7.5A--;'~:-7"1t

IRTR)

ENGINE

15A

-

HAZ-HORN

15A

..

CIG

®Gr

••

n

®Slack

'(DSlack

15A

FOG

15A

HEAD

(LH·UPR)

ECU-IG

15A

TURN

7.5A

2 CHARGING

Battery

JIB

No.3

SYSTEM

FL1.0Y

EF'15A

ENGINE

15A

.,

Alternator

~

@3-Ground:

i @1 - Ground: 0 - 4 volts with ignition S/W

-----------.---

13.8 -

14A

funning

at

tG

position

vojt~

with

2,000

r:pm

"'lid

engine

~nqine

at

not

runnIng

il

II

l

@

r~

r"

10 Main ReillY

CHAAGE7,5A

~

® JIB No.2

IGN

7.SA

Charge

light

ReillY

®

CD

17

E.

IG

Main Relay

EFI Main Relay No.1

: Closed with ignition

'Coil 50 -

a~L

___

Charge Warning Lamp

(Analog Meter) (Digital Meter)

BY

yw

Charge Light Relay

lopen

with

EFI

main

EFI

..

relay on and

moTf!

than

main relay

leu

than

al~nator

(@

,CIOi»d

I

'Of

altemator nOt charging

:(@13

w.

s;,Qarging

13~(d)2:

with

Q)2:

$,.w'Q'nl

11

voltst

6ft

7voltsl

.

..J

~--------------~®

·l8-GfOU~d-(·AnaIOg

Continuity with ahematrJr

a-Ground

~~

ctmtirrutty.h

"

Mew).

7-Ground

{Analog Meter}, 7--Ground {Digital Meterl:

not

alternat(lt rl.lMing !

running

jOig.ita!

Mate<I<1

Analog Meter

®Black

®8lack

©Yellow

®Black

®

@Yello

CHARGE

w

,

®

h==~-IGN

Charge

7.5A

Relay

3 STARTING

Battery

JIB No.3

FLO.3P

FLI.OY

I

1-;-1

'-----j~

'------'®

AND

®

,

2 W

IGNITION

SYSTEMS

Start

Injector Time

~:t

L

•

S/W

~

tID

~~~~i

Start

Injector

[

OO~

lj::

(D

Start

Injector Time S/W

po(ot;;l)pen more

2-1:

3Q-5On less than 22"C

2-1:

7tl-S0f2 more than

2-Grotmd;

=,

..

Start

Injector

r2'::':l;""l;iY·0it$-wh~il<~''''''rt'''i!\J'''·

I tim& I $turter cranking :

'Coll3~Sn

30-900

S!W

poinb

than

22"C

(72

2i"C

''''e",''"'''''-'o

are Closed

"'j

(n"Fj

{n"'n

artd

•

I

'

3

8R

'--_-'I--'

EFI Main Relay No.2

I~~

~9nition

JIB No.2

IGN 7.5A·

L

11

___

S/W on I

~.,

...."._i~~n~a~:u:_-t==='Yiy===:;l

r-®

T

W6

Igniter

and

Coil

~-------------------~~----------

~

O_@JI!:?Lt.l-6:ClOSedWith.ignitiOn,

._~.~.

® Ignition S/W

~

0 0 key

1Sr

1-4:

~

at

CIO$ed

key

at

Distributor

IG or

ST

position:

with

ignito"

ST position

(M(f)aw

....

Starter

Points

8m

at

• 6W

~

9

CD

"'

dosed

on

(Am

ST posJtion

6W

with neutral

and ignltron

start~1

SIW

".

ii,

I,

i,

®Black

@ G"",n

®Vellow

@Brown

@Vellow

(DBlaok

©Green

@Black

®Black

@VeUow

®

® Gr""n

@Black

®Green

®

,~

®

..k_-""""i--1GN

Ilrrtjp

FL

7.5A

! ' ! '

I

I ,

4

STOP

JIB

No.3

fl.l.0Y

l~A

"--

__

LIGHTS

STOP

,

.-J®

ow

®

.--

___

:;1

Stop Lamp

GR

W.

r---

:.:====:=::]~&:~,

:IT!~~

.'

®"-----I

1

®

Stop Lamp

12

: CfOS¢dwlthbrakel'

pedal depressed

SIW

..

. i

o

GR

•

Stop Lamp

®Orange

®Blue

@

[0IIEl

@Gre.n

am:mn

®@

[II

II

[1111

~

FL

1.0Y

5 BACK-UP LIGHTS

, .

I,

JIB No.2

j

GAUGE

~~

y

'"

(AIT)

Back-up Lamp SIW

ICI{)Sfld with shift

lin

R positlUfl

(MIT)

lawr!

y

WL

~

@:~~====~=====r~==========~~~J)~

,d

~

Sack-up Lamp Back-up Lamp

®

@

®".

mrfiIm

•

®Green

[II

lID

~CD

1

..

11

~

- .

I

t!iIJ

@ ®

I

(EIIIDl

'=:,Id

®0

::::J~J

6 RADIO

JIB

NO.3

AND

STEREO PLAYER

HAZ-HORN

JIB

No.2

RADIO

CD~

/ \

Speaker I I \

15A

7.5A

~

l'

~

([)

,

"

5,

®

r-'

""

~y~,

G,

fuR

VG

g

~~YC

I:~

,~lN~'@'~N~~._.'®'

Radio and Stereo Player

&B

VW

GrB

V-W

~~

Ie::

..

~~N_J®

f

Speaker

(Woofer)

(~®

-~\@

\

Speaker

@

®

CD

\~

.....

"

•

,

"

([)Orange

®CD

Speaker

® @

Q)Green

®

5,

6 7 8

U

®Blue

4 5 6 7

~

®CD

@

fa

RADIOIIi=~~

7.5A

hh;:::=~

®

HAZ·HORN

15A

7

CLOCK

(Analog

JIB

No

3

TAIL

JIB No.2

F:..c..;.;-----,®

lSA

Meter)

o

hit- G

10

G

Clock

®5

- Ground: Always 12 volts (Power for clock)

®6-

Ground: 12 volts with ignition

@2-

Ground: 12 volts with light control S/W at TAIL or HEAD

(Power for indication)

position (Signal

srw

of

dim indicator)

at

ACCot

Clock

IG

@

position

1-----_--......1

00range

~~~2}-W~B~------------------------------------~WB~~O

@

®

©

(

TAIL

:'1

@

@Blue

®

I I

i #

DOME

7.5A

I~

Toyota Celica Supra 1982 Electrical Wiring Diagram

Specifications and Main Features

Frequently Asked Questions

User Manual