1994 850 Wiring Diagram

8/3/2019 1994 850 Wiring Diagram

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q Contents

q

How to use the wiring diagram

r How to use 1:2

r How to use 2:2

q Fuses

q Ignition switch and central electrical unit

q Relays outside the central electrical unit

q Connectorsr 24/1

r 24/2:1 -15

r 24/2:16 - 53

r 24/3:1 - 25r 24/3:26 - 53

r 24/4

r 24/5 - 24/6

r 24/7

r 24/10 - 24/12

r 24/13:1 - 15

r 24/13:16 - 53

r 24/14

r 24/15

r 24/16

r 24/17 - 24/18

r 24/19

r 24/21 - 24/22

r 24/25

r 24/34 - 24/37

q Wiring harness and connectorsr Overview, LHD cars

r Overview, RHD cars

q Harness placement in carr

Engine compartment, engine and front harnessr Firewall harness and Instrument panel harness

r Door sill harness, left

r Door sill harness, right

r Tunnel, Heated rear seat, Power sun roof and

Roof harness

r Door harness and Tailgate harness

q Ground connectionsr 1/1 - 31/65

r 31/4 - 31/65

q Group 23 / 28

r Multiport fuel injection (MFI), LH 3.2 & EZ 129 K

Frame contained PDF file, clickhere to view


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1:2

r Multiport fuel injection (MFI), LH 3.2 & EZ 129 K

2:2

r Multiport fuel injection (MFI) system, Fenix 5.2

1:2

r Multiport fuel injection (MFI) system, Fenix 5.2

2:2

r Sequential fuel injection (SFI) system, Motronic

4.3 1:2

r Sequential fuel injection (SFI) system, Motronic4.3 2:2

q Group 26r Engine cooling fan (EZ 129 K DI) 1:2

r Engine cooling fan (EZ 129 K DI) 2:2

r Engine cooling fan (Fenix 5.2, Motronic 4.3 SFI)

1:2

r Engine cooling fan (Fenix 5.2, Motronic 4.3 SFI)

2:2

q Group 27

r Cruise control 1:2r Cruise control 2:2

q Group 32 / 33r Charging circuit and Starting system 1:2

r Charging circuit and Starting system 2:2

q Group 35r High and low beams 1:2

r High and low beams 2:2

r High and low beams, DIM-DIP (GB) 1:2

r High and low beams, DIM-DIP (GB) 2:2

r Beam width control 1:2r Beam width control 2:2

r Parking lights, tail lights and number plate

lights, 4-door 1:2


lights, 4-door 2:2


lights, 5-door 1:2


lights, 5-door 2:2

r

Brake lights, 4-door 1:2r Brake lights, 4-door 2:2

r Brake lights, 5-door 1:2

r Brake lights, 5-door 2:2

r Backup (reversing) lights 1:2

r Backup (reversing) lights 2:2

r Rear fog lights 1:2

r Rear fog lights 2:2

r Inside lighting, 4-door 1:2





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r Instrument and control lighting 1:2

r Instrument and control lighting 2:2

q Group 36r Turn signal / hazard lights, 4-door 1:2

r Turn signal / hazard lights, 4-door 2:2



r Horn 1:2

r Horn 2:2

r Windshield and headlights wash/wipe 1:2r Windshield and headlights wash/wipe 2:2

r Tailgate wash/wipe 1:2

r Tailgate wash/wipe 2:2

r Cigar lighter 1:2

r Cigar lighter 2:2

r Anti-theft alarm, 4-door 1:2




q Group 37r Electrical circuitry 1:2

r Electrical circuitry 2:2

r On-board diagnostics system (OBD System) 1:2

r On-board diagnostics system (OBD System) 2:2

r Pre-routed wiring for accessories 1:2

r Pre-routed wiring for accessories 2:2

q Group 38r Bulb malfunction indicator 1:2

r Bulb malfunction indicator 2:2

r

Seat belt reminder 1:2r Seat belt reminder 2:2

r Seat belt and key reminder, USA, Canada,

Korea 1:2

r Seat belt and key reminder, USA, Canada,

Korea 2:2

r Combined instrument, VDOs Combined instrument, VDO 1:4

s Combined instrument, VDO 2:4



r Combined instrument, Yasakis Combined instrument, Yasaki 1:4

s Combined instrument, Yasaki 2:4



r Clock module/ambient temp, and clock module/

trip computer (Combined instrument VDO) 1:2

r Clock module/ambient temp, and clock module/

trip computer (Combined instrument VDO) 2:2

r Clock module/ambient temp, and clock module

(Combined instrument Yasaki) 1:2


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r Clock module/ambient temp, and clock module

(Combined instrument Yasaki) 2:2

r Oil level and oil pressure sensor 1:2

r Oil level and oil pressure sensor 2:2

q Group 39r Radio, 4-door 1:2

r Radio, 4-door 2:2

r Radio, 5-door 1:2

r Radio, 5-door 2:2

q Group 43r AW 50-42 Electronically Controlled Automatic

transmission (LH 3.2 & EZ 129 K MFI & DI) 1:2

r AW 50-42 Electronically Controlled Automatic

transmission (LH 3.2 & EZ 129 K MFI & DI) 2:2


transmission (Fenix 5.2 MFI) 1:2


transmission (Fenix 5.2 MFI) 2:2


transmission (Motronic 4.3 SFI) 1:2r AW 50-42 Electronically Controlled Automatic

transmission (Motronic 4.3 SFI) 2:2

r P-shift lock, automatic transmission 1:2

r P-shift lock, automatic transmission 2:2

q Group 59r ABS brake system and TRACS 1:2

r ABS brake system and TRACS 2:2

q Group 83r Power windows 1:2

r Power windows 2:2r Central locking, 4-door 1:2

r Central locking, 4-door 2:2



r Central locking with deadlock, 4-door 1:2




r Power sunroof 1:2

r Power sunroof 2:2

q Group 84r Heated rear window and door mirrors 1:2

r Heated rear window and door mirrors 2:2

r Power door mirrors 1:2

r Power door mirrors 2:2

q Group 85r Electrically heated seats 1:2

r Electrically heated seats 2:2

r Heated rear seat 1:2

r Heated rear seat 2:2

r Power seat with memory 1:2


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r Power seat with memory 2:2

q Group 87r Heater fan 1:2

r Heater fan 2:2

r Manual climate unit MCC (LH 3.2 & EZ 129 K)

1:2

r Manual climate unit MCC (LH 3.2 & EZ 129 K)

2:2

r Manual climate unit MCC (Fenix 5.2 MFI,

Motronic 4.3 SFI) 1:2r Manual climate unit MCC (Fenix 5.2 MFI,

Motronic 4.3 SFI) 2:2

r Electronic climate unit ECC (LH 3.2 & EZ 129

K) 1:2

r Electronic climate unit ECC (LH 3.2 & EZ 129

K) 2:2

r Electronic climate unit ECC (Fenix 5.2 MFI,

Motronic 4.3 SFI) 1:2

r Electronic climate unit ECC (Fenix 5.2 MFI,

Motronic 4.3 SFI) 2:2r Exhaust temperature sensor (Japan) 1:2

r Exhaust temperature sensor (Japan) 2:2

q Group 88r SRS Supplemental Restraint System 1:2

r SRS Supplemental Restraint System 2:2

r SRS Supplemental Restraint System, USA/

Canada 1:2

r SRS Supplemental Restraint System, USA/

Canada 2:2

q

Commentsq Component list (fold-out)

r Component list 1:3



q Alphabetical index


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1

How to use the diagrams ................................................................ 2

Fuses ............................................................................................... 4

Ignition switch and central electrical unit ......................................... 5

Relays outside the central electrical unit ......................................... 6

Connectors ...................................................................................... 7

Wiring harness and connectors

Overview, LHD cars ......................................................................... 26

Wiring harness and connectors

Overview, RHD cars ........................................................................ 27

Harness placement in car ............................................................... 28

Ground connections ........................................................................ 34

Group 23/28

Multiport fuel injection (MFI), LH 3.2 & EZ 129 K ........................... 36

Multiport fuel injection (MFI) system, Fenix 5.2 .............................. 38

Sequential fuel injection (SFI) system, Motronic 4.3 ....................... 40

Group 26

Engine cooling fan (EZ 129 K DI) ................................................... 42

Engine cooling fan (Fenix 5.2, Motronic 4.3 SFI) ............................ 44

Group 27

Cruise control .................................................................................. 46

Group 32/33

Charging circuit and starting system ............................................... 48

Group 35

High and low beams ........................................................................ 50

High and low beams, DIM-DIP (GB) ............................................... 52

Beam width control .......................................................................... 54

Parking lights, tail lights and number plate lights, 4-door ................ 56

Parking lights, tail lights and number plate lights, 5-door ................ 58

Brake lights, 4-door ......................................................................... 60

Brake lights, 5-door ......................................................................... 62

Backup (reversing) lights ................................................................. 64Rear fog lights ................................................................................. 66

Inside lighting, 4-door ...................................................................... 68

Inside lighting, 5-door ...................................................................... 70

Instrument and control lighting ........................................................ 72

Group 36

Turn signal / hazard lights, 4-door ................................................... 74

Turn signal / hazard lights, 5-door ................................................... 76

Horn ................................................................................................. 78

Windshield and headlight wash/wipe .............................................. 80

Tailgate wash/wipe .......................................................................... 82

Cigar lighter ..................................................................................... 84

Anti-theft alarm, 4-door ................................................................... 86

Anti-theft alarm, 5-door ................................................................... 88

Group 37

Electrical circuitry ............................................................................ 90

On-board diagnostic system (OBD system) .................................... 92

Pre-routed wiring for accessories .................................................... 94

Group 38

Bulb malfunction indicator ............................................................... 96

Seat belt reminder ........................................................................... 98

Seat belt and key reminder, USA, Canada, Korea ..........................100

Combined instrument, VDO ............................................................102

Combined instrument, Yasaki ..........................................................106

Clock module/ambient temp. and clock module/trip computer

(combined instrument VDO) ............................................................110

Clock module/ambient temp. and clock module

(combined instrument Yasaki) ..........................................................112

Oil level and oil pressure sensors ...................................................114

Group 39

Radio, 4-door ...................................................................................116

Radio, 5-door ...................................................................................118

Group 43

AW 50-42 electronically controlled automatic transmission

(LH 3.2 & EZ 129 K MFI & DI) ........................................................120

AW 50-42 electronically controlled automatic transmission

(Fenix 5.2 MFI) ................................................................................122AW 50-42 electronically controlled automatic transmission

(Motronic 4.3 SFI) ............................................................................124

P-shift lock, automatic transmission ................................................126

Group 59

ABS brake system and TRACS .......................................................128

Group 83

Power windows ................................................................................130

Central locking, 4-door ....................................................................132

Central locking, 5-door ....................................................................134

Central locking with deadlock, 4-door .............................................136

Central locking with deadlock, 5-door .............................................138

Power sunroof ..................................................................................140

Group 84

Heated rear window and door mirrors .............................................142

Power door mirrors ..........................................................................144

Group 85

Electrically heated seats ..................................................................146

Heated rear seat ..............................................................................148

Power seat with memory .................................................................150

Group 87

Heater fan ........................................................................................152

Manual climate unit MCC (LH 3.2 & EZ 129 K) ..............................154

Manual climate unit MCC (Fenix 5.2 MFI, Motronic 4.3 SFI) ..........156

Electronic climate unit ECC (LH 3.2 & EZ 129 K) ...........................158

Electronic climate unit EZZ (Fenix 5.2 MFI and Motronic 4.3 SFI) ....160Exhaust temperature sensor (Japan) ..............................................162

Group 88

Supplemental Restraint System (SRS) ...........................................164

Supplemental Restraint System (SRS), USA/Canada ....................166

Comments .......................................................................................168

Component list (fold-out) .............................................. at end of book

Alphabetical index ......................................................... at end of book

Contents

Order no. TP 3903032 (UK) Order no. TP 3903202 (USA/CDN)

Supersedes TP 3903031 Supersedes TP 3903201

We reserve the right to make alterations without prior notification.


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ABS brake system and TRACS ............................................................................. 128Accessories ............................................................................................................ 94Ambient temperature module ......................................................................... 110, 112Anti-theft alarm .................................................................................................. 86, 88

Automatic transmission .......................................................................... 120, 122, 124Backup (reversing) lights ........................................................................................ 64

Beam width control ................................................................................................ 54Brake lights .........................................................................................................60, 62Bulb malfunction indicator ...................................................................................... 96Central electrical unit ............................................................................................. 5

Central locking .............................................................................. 132, 134, 136, 138Charging circuit and starting system ..................................................................... 48Cigar lighter ............................................................................................................ 84Climate unit ................................................................................... 154, 156, 158, 160Clock module .................................................................................................. 110, 112

Combined instrument .....................................................................................102, 106Component list (fold-out) ............................................................... at the end of bookConnectors ................................................................................................... 7, 26, 27Control lighting ....................................................................................................... 72Cruise control ......................................................................................................... 46DIM-DIP headlights ................................................................................................ 52

Electrical circuitry ................................................................................................... 90Engine cooling fan ............................................................................................ 42, 44Exhaust temperature sensor (Japan) ..................................................................... 162EZ 129 K Distributor Ignition (DI) system .............................................................. 36Fenix 5.2 (MFI) ....................................................................................................... 38

Fuel system ................................................................................................ 36, 38, 40Fuses ..................................................................................................................... 4, 5Ground connections ............................................................................................... 34

Alphabetical index

Documents

1994 850 Wiring Diagram