Wiring Diagram Cluster

2005 Volvo XC90 Body Electrical Wiring Diagram

Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.

Open Exact Vehicle Repair Hub Open Interactive Diagram Browser Browse All Wiring Diagrams

Matched Diagrams

48

Variant Used

XC90 AWD L5-2.5L Turbo VIN 59 B5254T2

Total Vehicle Diagrams

26887

From Diagram To Fix

Use this wiring page as the jump point, not the dead end

Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.

Keep context

Vehicle Repair Hub

Step out of raw diagrams and into the full 2005 Volvo XC90 hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →

OEM source

Factory Manual Evidence

When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.

Open interactive browser →

Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

B1318: Battery Voltage Low →

U0140: Lost Communication with Body Control Module

Top Body Electrical Diagram Paths

1.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 10/173 Cargo Compartment Lighting, TailgateBody and FrameOpen 2.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 16/10 Horn 1Body and FrameOpen 3.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/173 Switch Private Locking TailgateBody and FrameOpen 4.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/37 Contact HornBody and FrameOpen 5.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/74 Front Left Door Lock UnitBody and FrameOpen 6.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/77 Right Rear Door Lock UnitBody and FrameOpen 7.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/78 Tailgate Lock UnitBody and FrameOpen 8.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/80 Switch Central Locking System LeftBody and FrameOpen 9.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 3/82 Switch Central Locking System RightBody and FrameOpen 10.Body Control Systems — Diagram Information and Instructions > Diagram Legend > All > 7/137 Glass Breakage Sensor, TailgateBody and FrameOpen 11.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 10/173 Cargo Compartment Lighting, TailgateBody and FrameOpen 12.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 16/10 Horn 1Body and FrameOpen 13.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/173 Switch Private Locking TailgateBody and FrameOpen 14.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/37 Contact HornBody and FrameOpen 15.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/74 Front Left Door Lock UnitBody and FrameOpen 16.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/77 Right Rear Door Lock UnitBody and FrameOpen 17.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/78 Tailgate Lock UnitBody and FrameOpen 18.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/80 Switch Central Locking System LeftBody and FrameOpen 19.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/82 Switch Central Locking System RightBody and FrameOpen 20.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 6/120 Engine Throttle BodyBody and FrameOpen 21.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 7/137 Glass Breakage Sensor, TailgateBody and FrameOpen 22.Locks > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 7/164 Body Sensor Cluster (BSC)Body and FrameOpen 23.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 10/173 Cargo Compartment Lighting, TailgateAccessories and Optional EquipmentOpen 24.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 16/10 Horn 1Accessories and Optional EquipmentOpen 25.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/173 Switch Private Locking TailgateAccessories and Optional EquipmentOpen 26.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/37 Contact HornAccessories and Optional EquipmentOpen 27.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/74 Front Left Door Lock UnitAccessories and Optional EquipmentOpen 28.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/77 Right Rear Door Lock UnitAccessories and Optional EquipmentOpen 29.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/78 Tailgate Lock UnitAccessories and Optional EquipmentOpen 30.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/80 Switch Central Locking System LeftAccessories and Optional EquipmentOpen 31.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 3/82 Switch Central Locking System RightAccessories and Optional EquipmentOpen 32.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 6/120 Engine Throttle BodyAccessories and Optional EquipmentOpen 33.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 7/137 Glass Breakage Sensor, TailgateAccessories and Optional EquipmentOpen 34.Antitheft and Alarm Systems > Keyless Entry — Diagram Information and Instructions > Diagram Legend > All > 7/164 Body Sensor Cluster (BSC)Accessories and Optional EquipmentOpen 35.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 10/173 Cargo Compartment Lighting, TailgateLighting and HornsOpen 36.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 16/10 Horn 1Lighting and HornsOpen 37.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/173 Switch Private Locking TailgateLighting and HornsOpen 38.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/37 Contact HornLighting and HornsOpen 39.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/74 Front Left Door Lock UnitLighting and HornsOpen 40.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/77 Right Rear Door Lock UnitLighting and HornsOpen 41.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/78 Tailgate Lock UnitLighting and HornsOpen 42.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/80 Switch Central Locking System LeftLighting and HornsOpen 43.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 3/82 Switch Central Locking System RightLighting and HornsOpen 44.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 6/120 Engine Throttle BodyLighting and HornsOpen 45.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 7/137 Glass Breakage Sensor, TailgateLighting and HornsOpen 46.Backup Lamp — Diagram Information and Instructions > Diagram Legend > All > 7/164 Body Sensor Cluster (BSC)Lighting and HornsOpen 47.Body Control Systems — Diagnostic Aids > Battery, DisconnectingBody and FrameOpen 48.Body Control Systems — Diagnostic Aids > Checking Wiring and Terminals > Checking Wiring and Terminals - Intermittent Faults > Contact Resistance and OxidationBody and FrameOpen

Exact Vehicle Hub

2005 Volvo XC90 Repair HubExact Vehicle

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 2005 Volvo XC90 context.

Likely Trouble Codes for This System

B1318: Battery Voltage LowCode

Body/Electrical code commonly seen during body electrical diagnosis.

U0140: Lost Communication with Body Control ModuleCode

Network/Communication code commonly seen during body electrical diagnosis.

More XC90 Wiring Pages

Starter Wiring Diagram Alternator Wiring Diagram Fuel Pump Wiring Diagram Headlight Wiring Diagram ABS Brake Wiring Diagram A/C & Heater Wiring Diagram Power Window Wiring Diagram Instrument Cluster Wiring Diagram Wiper & Washer Wiring Diagram Transmission Wiring Diagram Cruise Control Wiring Diagram Airbag SRS Wiring Diagram Engine Management Wiring Diagram

Same System, Other Vehicles

2010 Toyota Matrix AWD Body Electrical Wiring Diagram 2010 Toyota Matrix FWD Body Electrical Wiring Diagram 2010 Toyota Prius Body Electrical Wiring Diagram 2010 Toyota Venza AWD Body Electrical Wiring Diagram 2010 Toyota Venza FWD Body Electrical Wiring Diagram 2012 Toyota Camry Body Electrical Wiring Diagram 2012 Toyota Prius PHV Body Electrical Wiring Diagram 2012 Toyota Prius V Body Electrical Wiring Diagram