Volvo V50 (2004.5) – Wiring Diagrams

INDEX

Vehicles with SRS (Airbag)/SIPS bag/IC (Inflatable Curtain)
Table of Contents 1:2, 2:2
Abbreviations
How to use the wiring diagrams 1:2, 2:2
Electrical distribution 1:2, 2:2

Fuses
Engine compartment distribution box F1-F8
Engine compartment distribution box F9-F18
Engine compartment distribution box F20-F32
Engine compartment distribution box F33-FH1
Central Electronic Module (CEM) F43-F52
Central Electronic Module (CEM) F53-F66
Central Electronic Module (CEM) F67-F86
Battery, PF1-PF2

Relays
Ignition switch and relays
Engine compartment distribution box R2-R14
Central Electronic Module (CEM) R15-R18
Relays – soldered

Ground connections
Overview
31/3 – 31/10
31/11 – 31/66
31/67 – 31/84
31/88 – 31/114
31/115 – Ground connections in chassis

Control modules
Overview of locations
Overview of designations
Central Electronic Module (CEM) 1:2, 2:2
Low speed CAN data communication 1:2, 2:2
LIN data communication 1:2, 2:2
High speed CAN data communication
Data communication MOST
Start Control Module (SCU)
Accessory Electronic Module (AEM)

Group 23 Fuel system
Engine management system, 5-cyl 1:2, 2:2
Engine management system, 5-cyl Turbo 1:2, 2:2
Engine management system, Diesel 1:2, 2:2
Emission control, 5-cyl
Emission control, 5-cyl Turbo

Group 26 Cooling system
Cooling fan
Cooling fan Diesel

Group 27 Engine control
Cruise control
Cruise control, Diesel

Group 32 Generator and voltage regulator
Power supply
Power supply, Diesel

Group 33 Starting system
Starting system
Starting system, Diesel

Group 35 Lighting
High and low beam
High and low beam (Bi-Xenon)
Manual beam length adjustment
Automatic head light leveling (Bi-Xenon)
Position/parking lights, Tail lights
Position/parking lights, Tail lights (Bi-Xenon)
Fog lights
Fog lights LHD, Japan
Brake lights
Reversing lights
Interior lighting 1:2, 2:2
Instrument and control illumination
Follow-me-home lighting
Auxiliary light

Group 36 Additional electrical equipment
Rain Sensor
Direction indicators and warning lights
Direction indicators and warning lights (Bi-Xenon)
Windshield wiper/washer
Headlight washer
Wiper/washer, rear window
Horn
Electronic immobilizer / Steering Column Lock Module (SCL)
Anti-theft alarm
Accessory Electronic Module (AEM)

Group 37 Wiring and fuses
Diagnostics system
12V outlet
Towbar cable harness, 4-pin
Towbar cable harness, 7-pin
Towbar cable harness, 13-pin

Group 38 Instruments
Seat belt reminder
Driver information module

Group 39 Other
Audio 1:2, 2:2
Cellular phone 1:2, 2:2
Multimedia & traffic information
Subwoofer
Handsfree

Group 43 Transmission
Automatic transmission AW55-51
Shift interlock
Transmission M66

Group 59 Brake system
Brake control system
Brake control system & STC
Brake control system & DSTC

Group 64 Steering
Electronic power steering

Group 83 Doors and openings
Central locking, front doors
Central locking, rear doors
Central locking, trunk lid/tailgate
Child safety lock
Central locking, fuel filler flap
Signal receiver, remote-control, central locking
Power windows, front doors
Power windows, rear doors
Power sunroof

Group 84 Exterior decorative elements etc.
Power door mirrors
Heated door mirrors
Heated rear window

Group 85 Interior equipment
Power driver’s seat with memory function, left
Power driver’s seat with memory function, right
Power seat, LHD left
Power seat, LHD right
Power seat, RHD right
Power seat, RHD left
Heated seats

Group 87 Climate controls
Parking heater, auxiliary heater
Climate control system 1:2, 2:2
Climate control system, Diesel 1:2, 2:2
Climate control system PTC element
Relay, electric engine heater

Group 88 Internal equipment
Supplemental Restraint System (SRS) 1:2, 2:2
Rearview mirror with Auto-dimming

Connectors
64/12 – 64/18
64/25G – 64/30:1-8
64/30:9-20
64/31
64/40 – 64/41
64/43 – 64/45:1-3
64/45:4-19 – 64/47:1-6
64/47:7-19 – 64/48 S40
64/48 V50 – 64/50
64/51 – 64/79V
64/90:1-20
64/90:21-41
64/111
64/1 – 64/113:1-9
64/113:10-29 – 64/322
64/425 – 64/545:1-3
64/545:4-6 – 64/600
64/814 – 64/862
64/977A – 64/979G

Junction points
63/5 – 63/25G
63/27 – 63/56
63/65 – 63/93
63/97 – 63/130
63/139 – 63/199
63/211 – 63/221
63/222 – 63/504G

Cable harness routing in vehicle
Engine harness, Gasoline 5 cyl & 5-cyl Turbo
Engine compartment harness
Dashboard harness
Infotainment harness
Floor harness
Roof harness, S40
Roof harness, V50
Tunnel harness
Driver’s and passenger door harness
Right and left rear door harness
Trunk lid/tailgate harness, S40 & V50

Component illustrations
1/1 – 2/64
2/80 – 2/192
2/193 – 3/27
3/35 – 3/76
3/77 – 3/94
3/95 – 3/156
3/173 – 4/7
4/9 – 4/71
4/78 – 6/1
6/2 – 6/29
6/32 – 6/64
6/65 – 6/104
6/114 – 7/15
7/16 – 7/56
7/57 – 7/93
7/100 – 7/122
7/123 – 7/164
7/165 – 8/3
8/6 – 8/36
8/37 – 8/56
8/61 – 8/81
8/82 – 8/131
8/132 – 9/18
9/19 – 10/2
10/3 – 10/17
10/18 – 10/46
10/47 – 10/65
10/66 – 10/149
10/150 – 16/11
16/16 – 16/60
16/62 – 16/126
16/127 – 17/19
17/37 – 31/10
31/11 – 31/84
31/88 – 31/119
63/no. – 64/45
64/47 – 64/112
64/113 – 64/816
64/817 – FH/no.
PF/no. – 64X/322