Volvo FM9, FM12, FH12 Wiring Diagram

4.5 (30)

Trucks

Group 37

Release 02

Wiring diagram

FM9, FM12, FH12 VERSION2

TSP175664

Foreword

The descriptions and service procedures contained in this manual are based on designs and methods studies carried out up to August 02.

The products are under continuous development. Vehicles and components produced after the above date may therefore have different specifications and repair methods. When this is judged to have a significant bearing on this manual, supplementary service bulletins will be issued to cover the changes.

The new edition of this manual will update the changes.

In service procedures where the title incorporates an operation number, this is a reference to V.S.T. (Volvo Standard Times).

Service procedures which do not include an operation number in the title are for general information and no reference is made to V.S.T.

The following levels of observations, cautions and warnings are used in this Service Documentation:

Note: Indicates a procedure, practice, or condition that must be followed in order to have the vehicle or component function in the manner intended.

Caution: Indicates an unsafe practice where damage to the product could occur.

Warning: Indicates an unsafe practice where personal injury or severe damage to the product could occur.

Danger: Indicates an unsafe practice where serious personal injury or death could occur.

Volvo Truck Corporation

Göteborg, Sweden

The following information will be superseded by this manual:

SM Group 37

TSP 169444

Order number: TSP175664

© 02 Volvo Truck Corporation, Göteborg, Sweden

All rights reserved. No part of this publication may be reproduced, stored in retrieval system, or transmitted in any forms by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written permission of Volvo Truck Corporation.

ENG11869

Contents

 

Example of wiring diagram ...................................................................

2

Component wiring diagram index .......................................................

5

Component wiring diagrams ................................................................

8

Illustrations index ................................................................................

76

Illustrations ...........................................................................................

77

Fuses ...................................................................................................

137

Relays .................................................................................................

139

Wiring harness illustration index .....................................................

141

Earth connections .............................................................................

144

List of earth connections ...................................................................

146

List of connectors .............................................................................

147

List of components ...........................................................................

154

Abbreviations .....................................................................................

160

Cable colour code .............................................................................

161

Feedback

 

1

Example of wiring diagram

Component wiring diagram title, variant/subtitle and symbol.

Coordinates (B 1).

30 Voltage battery, kl.30.

15 Voltage with starter key in drive position, kl.15.

DR Voltage with starter key in drive position, preheat position and start position, kl.DR.

61 Voltage when alternator charges, kl.61.

Splice.

Fuse.

Reference arrow, for diagram BA, coordinates 0 C, component A17, connector PA pin 29.

2

The maximum of variants are drawn, think about that all wires and components are not standard for all markets or vehicle models.

Switch.

Relay.

Conductor on circuit card.

Connector MB terminal 9.

Wire area and colour.

Thin lines, wires.

3

Earth connection point 4, earth connection 1 and wire 2.

Earth connection to circuit card.

Earth connection without wire.

Same splice can be drawn on several diagrams. The wire from the splice to the earth connection point will only be drawn and coded on one diagram. On the other diagrams will only the earth connection point be written besides the splice.

4

AA AE BA BI BM BN BU CM CO CP CS CU DB DE DI DM DN DQ DU EC EE EI EM EN EQ FA FG FK FM FP FQ FU GA

Component wiring diagram index

Power supply, starting system .........................................................................................

ADR, main switch ............................................................................................................

Vehicle ECU ....................................................................................................................

Instrument cluster ............................................................................................................

Tachograph in dash .........................................................................................................

Tachograph in shelf .........................................................................................................

Dynafleet .........................................................................................................................

Engine interface ...............................................................................................................

Engine (D9/D12) ..............................................................................................................

ISX functions, 12V trailer ABS converter (AUS only) .....................................................

Engine ISX (AUS only) ....................................................................................................

Fuel filter water drain .......................................................................................................

Gear selector ECU ..........................................................................................................

Geartronic automatic gearshift ........................................................................................

Powertronic ......................................................................................................................

Retarder manual gearshift ...............................................................................................

I-shift ................................................................................................................................

Power take off ..................................................................................................................

Diff-lock ............................................................................................................................

Trailer ABS/EBS supply ...................................................................................................

ABS basic, D-version ......................................................................................................

ABS/ASR D-version .........................................................................................................

EBS ECU .........................................................................................................................

EBS modulators ..............................................................................................................

ESP .................................................................................................................................

Air-suspension ................................................................................................................

Load indikator ..................................................................................................................

Bogie lift A-ride ................................................................................................................

Axle lock, self steered axle .............................................................................................

Hydraulic steered axle .....................................................................................................

Air dryer ...........................................................................................................................

Central lubrication system ...............................................................................................

LCM head lights ..............................................................................................................

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5

GB GC GK GM GQ GU HG HI HM HP HY IA IE IF IH IM IQ IR IS IU IX IZ KA KE KI KM ME NA NC NI NK NR NU XA XB

LCM trailer, HL-HID .........................................................................................................

LCM rear lights ................................................................................................................

Trailer connections (AUS only) ........................................................................................

Wiper, washer ..................................................................................................................

Horn .................................................................................................................................

Headlights adjust .............................................................................................................

Climate unit, CU,-BAS,-MCC,-ECC .................................................................................

Air heater .........................................................................................................................

Water heater ....................................................................................................................

Short stop cabheater .......................................................................................................

Climat unit, CU,-HEAT,-ACMAN,-ACAUT. .......................................................................

El. heated/adj. seat .........................................................................................................

El. heat/adj. mirrors, El. window winders ........................................................................

Foldable mirror bracket ....................................................................................................

Interior light ......................................................................................................................

Central locking, immobiliser ............................................................................................

El. sunroof, cig. lighter, refrigerator .................................................................................

12V power supply ............................................................................................................

SWM, SRS. Air-bag .........................................................................................................

Radio ...............................................................................................................................

Intergrated telephone ......................................................................................................

Backup camera ................................................................................................................

Cab tilt .............................................................................................................................

Load light, 5:th wheel lamp .............................................................................................

Light sign .........................................................................................................................

Beacon warning light .......................................................................................................

Extra fuse block, key switch relay ...................................................................................

Body builder (BB), auxsw-6 and swapbody ....................................................................

Body builder (BB), ELCE-CK, BBM, PTO2 .....................................................................

Extra spotlamps front/roof, max 4x70W ..........................................................................

Burglar alarm ...................................................................................................................

Body builder (BB), tipper tractor ”HYDRKIT” ..................................................................

Body builder (BB), DUAL-SPEED ...................................................................................

Bus J1708/J1587 .............................................................................................................

Bus J1939 .......................................................................................................................

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Component wiring diagrams

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T3016280

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T3016252

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Volvo FM9, FM12, FH12 Wiring Diagram

T3016253

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T3016254

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T3016255

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T3016256

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T3016257

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T3016259

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T3016260

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T3016261

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T3016264

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T3016265

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T3016267

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T3016268

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T3016269

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T3016270

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T3016271

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