This is the most complete Wiring Diagram for the 2005 Volvo S40 V50. TP 3978202 Wiring Diagram Covers: Explanations Fuses Relays Ground connections Control modules Group 23 Fuel system Group 26 Cooling system Group 27 Engine control Group 32 Generator and voltage regulator Group 33 Starting system Group 35 Lighting Group 36 Additional electrical equipment Group 37 Wiring and fuses Group 38 Instruments Group 39 Other Group 43 Transmission Group 59 Brake system Group 64 Steering Group 83 Doors and openings Group 84 Exterior decorative elements etc. Group 85 Interior equipment Group 87 Climate controls Group 88 Internal equipment Connectors Junction points Cable harness routing in vehicle Component illustrations ================================================== High Quality PDF Manual,All pages are printable. Instant Download No Shipping Cost No Need to Wait For A CD-ROM File Format: PDF Language: English Compatible: All Versions of Windows & Mac Requirements: Adobe PDF Reader Thanks for visiting.