Volvo C30 S40 V50 C70 2008 Wiring Diagram Supplement TP39126202

These manuals are used in the inspection and repair of electrical circuits. The separate wiring manual for each model contains circuit diagrams of each electrical system, wiring route diagrams and diagrams showing the location of relays, etc.


  • Vehicles with SRS (Airbag)/SIPS bag/IC (Inflatable Curtain)
  • Abbreviations
  • How to use the wiring diagrams
  • Electrical distribution


  • Engine compartment distribution box F1-F11
  • Engine compartment distribution box F13-F24
  • Engine compartment distribution box F26-F33
  • Engine compartment distribution box F34-F36
  • Central Electronic Module (CEM) F46-F66
  • Central Electronic Module (CEM) F68-F86
  • Battery PF1-PF2


  • Ignition switch and relays
  • Engine compartment distribution box R2-R14
  • Central Electronic Module (CEM) R15-R18
  • Central Electronic Module (CEM) R1 – R11B

Ground connections

  • Overview
  • 31/3 – 31/10 cont
  • 31/10 – 31/52
  • 31/66 – 31/84
  • 31/110 – 31/115
  • 31/116 – Ground connections in chassis

Control modules

  • Overview of locations
  • Overview of designations
  • Data communication, High speed CAN
  • Data communication, LIN

Fuel system

  • Engine management system Diesel, 4-cyl. 1.6l
  • Engine management system Diesel, 4-cyl. 2.0l
  • Engine management system Diesel, 4-cyl. 2.0l MPS6
  • Engine management system Diesel, 5-cyl. 2.4l
  • Emission control 4-cyl 1.8l & 2.0l.

Cooling system

  • Cooling fan

Alternator and voltage regulator

  • Power supply, 4-cyl.

Starting system

  • Starting system 4-cyl.

Additional electrical equipment

  • Windshield wiper/washer
  • Headlight washer
  • Rear window wiper/washer C30/V50
  • Immobilizer/Steering column lock module (SCL)


  • Driver information module


  • Automatic transmission MPS6

Climate control system

  • Climate control system, Diesel 1.6l & 2.0l

Branching points

Cable harness routing in vehicle

  • Engine harness, Diesel 1.6l
  • Engine harness, Diesel 2.0l

Component illustrations
List of components

Language: English
Format: PDF
Pages: 89

Volvo C30 S40 V50 C70 2008 Wiring Diagram Supplement TP39126202