Wiring Diagram Cluster

1992 Volvo 740 Body Electrical Wiring Diagram

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

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Matched Diagrams

48

Variant Used

740 L4-2.3L SOHC VIN 88 B230F

Total Vehicle Diagrams

510

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OEM source

Factory Manual Evidence

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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.Electrical Diagrams > HornGeneralOpen2.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > Door/Trunk Ajar Indicator/LampGeneralOpen3.Electrical Diagrams > Tailgate Washer & WiperWiper and Washer SystemsOpen4.Electrical Diagrams > Trunk LampGeneralOpen5.Electrical Diagrams > Wiper and Washer Systems > Tailgate Washer & WiperGeneralOpen6.Backup Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Lighting and HornsOpen7.Backup Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Lighting and HornsOpen8.Backup Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Lighting and HornsOpen9.Backup Lamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen10.Backup Lamp — Diagram Information and Instructions > Ground LocationsLighting and HornsOpen11.Backup Lamp — Diagram Information and Instructions > Harness LocationsLighting and HornsOpen12.Backup Lamp — Electrical DiagramsLighting and HornsOpen13.Courtesy Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Lighting and HornsOpen14.Courtesy Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Lighting and HornsOpen15.Courtesy Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Lighting and HornsOpen16.Courtesy Lamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen17.Courtesy Lamp — Diagram Information and Instructions > Ground LocationsLighting and HornsOpen18.Courtesy Lamp — Diagram Information and Instructions > Harness LocationsLighting and HornsOpen19.Courtesy Lamp — Electrical DiagramsLighting and HornsOpen20.Fog/Driving Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Lighting and HornsOpen21.Fog/Driving Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Lighting and HornsOpen22.Fog/Driving Lamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Lighting and HornsOpen23.Fog/Driving Lamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen24.Fog/Driving Lamp — Diagram Information and Instructions > Ground LocationsLighting and HornsOpen25.Fog/Driving Lamp — Diagram Information and Instructions > Harness LocationsLighting and HornsOpen26.Fog/Driving Lamp — Electrical Diagrams > FrontLighting and HornsOpen27.Fog/Driving Lamp — Electrical Diagrams > RearLighting and HornsOpen28.Hazard Warning Lamps — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Lighting and HornsOpen29.Hazard Warning Lamps — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Lighting and HornsOpen30.Hazard Warning Lamps — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Lighting and HornsOpen31.Hazard Warning Lamps — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen32.Hazard Warning Lamps — Diagram Information and Instructions > Ground LocationsLighting and HornsOpen33.Hazard Warning Lamps — Diagram Information and Instructions > Harness LocationsLighting and HornsOpen34.Hazard Warning Lamps — Electrical DiagramsLighting and HornsOpen35.Headlamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Lighting and HornsOpen36.Headlamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Lighting and HornsOpen37.Headlamp — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Lighting and HornsOpen38.Headlamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen39.Headlamp — Diagram Information and Instructions > Ground LocationsLighting and HornsOpen40.Headlamp — Diagram Information and Instructions > Harness LocationsLighting and HornsOpen41.Headlamp — Electrical Diagrams > CanadaLighting and HornsOpen42.Headlamp — Electrical Diagrams > Headlamp Beam Width ControlLighting and HornsOpen43.Headlamp — Electrical Diagrams > USALighting and HornsOpen44.Locks — Diagram Information and Instructions > Component Index and Identification > Component Numbers 1/1 to 7/16Body and FrameOpen45.Locks — Diagram Information and Instructions > Component Index and Identification > Component Numbers 17/1 to 31/64Body and FrameOpen46.Locks — Diagram Information and Instructions > Component Index and Identification > Component Numbers 7/17 to 16/18Body and FrameOpen47.Locks — Diagram Information and Instructions > Connector LocationsBody and FrameOpen48.Locks — Diagram Information and Instructions > Ground LocationsBody and FrameOpen

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Likely Trouble Codes for This System

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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 740 Wiring Pages

Starter Wiring DiagramABS Brake Wiring DiagramA/C & Heater Wiring DiagramInstrument Cluster Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramEngine Management Wiring Diagram

Same System, Other Vehicles

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