Volvo S40 / V50 since 2006, wiring diagrams

Content

Vehicles with SRS (Airbag)/SIPS bag/IC (Inflatable Curtain)

Explanations

Abbreviations

How to use the wiring diagrams 1:2

Electrical distribution 1:2

Fuses

• Engine compartment distribution box F1-F11
• Engine compartment distribution box F12-F22
• Engine compartment distribution box F23-F33
• Engine compartment distribution box F34-FH1
• Central Electronic Module (CEM) F43-F49
• Central Electronic Module (CEM) F51-F63
• Central Electronic Module (CEM) F64-F77
• Central Electronic Module (CEM) F77-F86
• Battery PF1-PF2

Relays

• Ignition switch and relays
• Distribution box in engine compartment R1-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 1:2
• Data communication, Low speed CAN 1:2
• Data communication, High speed CAN
• Data communication, MOST
• Data communication, LIN 1:2
• Start Control Module (SCU)
• Accessory Electronic Module (AEM)

Fuel system

• Engine management system, 4-cyl. 1.6l 1:2
• Engine management system, 4-cyl. 1.8l 1:2
• Engine management system, 5-cyl. 1:2
• Engine management system, 5-cyl. Turbo 1:2
• Engine management system, Diesel 1.6 1:2
• Engine management system, Diesel 2.0 1:2
• Emission control, 4-cyl. 1.8l
• Emission control, 5-cyl
• Emission control, 5-cyl. Turbo

Cooling system

• Cooling fan
• Cooling fan, Diesel

Engine control

• Cruise control, 4-cyl.
• Cruise control, 5-cyl.

Alternator and voltage regulator

• Power supply, 4-cyl.
• Power supply, 5-cyl.

Starting system

• Starting system, 4-cyl.
• Starting system, 5-cyl.

Lighting

• High and low beam
• High and low beam (Bi-Xenon)
• Manual beam length adjustment
• Automatic beam length adjustment (Bi-Xenon)
• Position/Parking lights, Tail lights
• Position/Parking lights, Tail lights (Bi-Xenon)
• Fog lights
• Fog lights LHD, Japan
• Brake lights
• Reversing lights
• Follow-me-home lighting
• Interior lighting 1:2
• Instrument and control illumination
• Auxiliary lights

Additional electrical equipment

• Direction indicators and hazard warning flashers
• Direction indicators and hazard warning flashers (Bi-Xenon)
• Windshield wiper/washer
• Headlight washer
• Wiper/washer, rear window
• Rain sensor
• Horn
• Immobilizer/Steering column lock module (SCL)
• Keyless vehicle 1:2
• Rear parking assistance
• Front parking assistance
• Anti-theft alarm
• Accessory Electronic Module (AEM)

Wiring and fuses

• Diagnostics system
• 12V outlet
• Tow hitch cable harness, 4-pin
• Tow hitch cable harness, 7-pin
• Tow hitch cable harness, 13-pin

Instruments

• Seat belt reminder
• Driver information module

Other

• Multimedia and Traffic information
• Turn by Turn navigation, Low level audio
• Turn by Turn navigation, Audio
• Low level audio 1:2
• Audio 1:2
• Cellular phone 1:2
• Subwoofer
• Handsfree Universal, Low level audio
• Handsfree Universal
• Handsfree Max with Adapter
• Handsfree Max

Transmission

• Automatic transmission AW55-51
• Transmission M66
• Differential Electronic Module (DEM)

Brake system

• Brake control system
• Brake control system and STC
• Brake control system and DSTC

Steering

• Electronic power steering

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

Exterior decorative elements, etc.

• Power door mirrors
• Heated door mirrors
• Heated rear window

Interior equipment

• Power driver’s seat with memory function, LHD
• Power driver’s seat with memory function, RHD
• Power driver’s seat
• Power passenger seat
• Heated seats

Climate control system

• Climate control system, PTC element
• Climate control system, 4-cyl., Gasoline 1:2
• Climate control system, 5-cyl. 1:2
• Climate control system, Diesel 1:2
• Parking heater, auxiliary heater
• Relay, electric engine heater

Internal equipment

• Supplemental Restraint System Module (SRS) 1:2
• Auto-dimming rearview mirror

Connectors

Branching points

Cable harness routing in vehicle

• Engine harness, 4-cyl. 1.6l
• Engine harness, 4-cyl. 1.8l
• Engine harness, Gasoline 5-cyl.
• Engine harness, Gasoline, 5-cyl., Turbo
• Engine harness, Diesel 1.6l.
• Engine harness, Diesel 2,0l.
• Engine compartment harness, 4-cyl.
• Engine compartment harness, 5-cyl. and Turbo
• Engine harness, Diesel
• Dashboard harness, LHD
• Dashboard harness, RHD
• Floor harness, S40, LHD
• Floor harness, S40, RHD
• Floor harness, V50, LHD
• Floor harness, V50, RHD
• Roof harness, S40
• Roof harness, V50
• Tunnel harness
• Driver’s door harness
• Passenger door harness
• Rear right door harness
• Left rear door harness
• Trunk lid harness, S40
• Tailgate harness, V50

Component illustrations

Index 1:2

List of components 1:7

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