Wiring Diagram Cluster
1991 Volvo 940 Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
48
Variant Used
940 L4-2320cc 2.3L DOHC VIN 89 B234F FI
Total Vehicle Diagrams
450
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.
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Vehicle Repair Hub
Step out of raw diagrams and into the full 1991 Volvo 940 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 →Top Body Electrical Diagram Paths
1.Electrical Diagrams > Lighting and Horns > System Diagram > Trunk/Boot LightingGeneralOpen2.Electrical Diagrams > Lighting and Horns > Trunk LampGeneralOpen3.Electrical Diagrams > HornLighting and HornsOpen4.Electrical Diagrams > Trunk/Boot LightingLighting and HornsOpen5.Horn — Diagram Information and Instructions > Component LocationsLighting and HornsOpen6.Horn — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen7.Horn — Diagram Information and Instructions > How to Use the DiagramsLighting and HornsOpen8.Horn — Electrical DiagramsLighting and HornsOpen9.Trunk Lamp — Diagram Information and Instructions > Component LocationsLighting and HornsOpen10.Trunk Lamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen11.Trunk Lamp — Diagram Information and Instructions > How to Use the DiagramsLighting and HornsOpen12.Trunk Lamp — Electrical DiagramsLighting and HornsOpen13.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > Door/Trunk Ajar Indicator/LampGeneralOpen14.Electrical Diagrams > Lighting and Horns > Backup Lamp > Backup Lamp SwitchGeneralOpen15.Electrical Diagrams > Lighting and Horns > Backup Lamp > System DiagramGeneralOpen16.Electrical Diagrams > Lighting and Horns > Brake LampGeneralOpen17.Electrical Diagrams > Lighting and Horns > Brake Light SwitchGeneralOpen18.Electrical Diagrams > Lighting and Horns > Center Mounted Brake LampGeneralOpen19.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > Door LampGeneralOpen20.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > Glove Box LampGeneralOpen21.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > System DiagramGeneralOpen22.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > Fog/Driving Lamp RelayGeneralOpen23.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > Fog/Driving Lamp SwitchGeneralOpen24.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > System Diagram > Fog Lights, Front (USA/CAN)GeneralOpen25.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > System Diagram > Fog Lights, Rear (USA/CAN)GeneralOpen26.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard Flasher RelayGeneralOpen27.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard Warning SwitchGeneralOpen28.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > System DiagramGeneralOpen29.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp RelayGeneralOpen30.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp SwitchGeneralOpen31.Electrical Diagrams > Lighting and Horns > Headlamp > System DiagramGeneralOpen32.Electrical Diagrams > Lighting and Horns > Horn > Horn SwitchGeneralOpen33.Electrical Diagrams > Lighting and Horns > Horn > System DiagramGeneralOpen34.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out RelayGeneralOpen35.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning SensorGeneralOpen36.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen37.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen38.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning SensorGeneralOpen39.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen40.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen41.Electrical Diagrams > Lighting and Horns > License Plate LampGeneralOpen42.Electrical Diagrams > Lighting and Horns > Parking LampGeneralOpen43.Electrical Diagrams > Lighting and Horns > System Diagram > Back-Up/Reversing LightsGeneralOpen44.Electrical Diagrams > Lighting and Horns > System Diagram > Brake Lights USA/CanadaGeneralOpen45.Electrical Diagrams > Lighting and Horns > System Diagram > Brake Lights With High-Level Brake LightGeneralOpen46.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning SensorGeneralOpen47.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen48.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen
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Same System, Other Vehicles
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