Wiring Diagram Cluster
1991 Volvo 940 Headlight Wiring Diagram
Find headlight circuit schematics, high/low beam relay paths, DRL wiring, and ground points for lighting diagnosis.
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.
P0563: System Voltage High →Top Headlight Diagram Paths
1.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp RelayGeneralOpen2.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp SwitchGeneralOpen3.Electrical Diagrams > Lighting and Horns > Headlamp > System DiagramGeneralOpen4.Electrical Diagrams > Lighting and Horns > System Diagram > High/Low Beams, USAGeneralOpen5.Electrical Diagrams > Courtesy LightingLighting and HornsOpen6.Electrical Diagrams > High/Low Beams, USALighting and HornsOpen7.Electrical Diagrams > Trunk/Boot LightingLighting and HornsOpen8.Headlamp — Diagram Information and Instructions > Component LocationsLighting and HornsOpen9.Headlamp — Diagram Information and Instructions > Connector LocationsLighting and HornsOpen10.Headlamp — Diagram Information and Instructions > How to Use the DiagramsLighting and HornsOpen11.Headlamp — Electrical DiagramsLighting and HornsOpen12.Electrical Diagrams > Headlamp Wash/WipeWiper and Washer SystemsOpen13.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Lighting, Instrument and ControlsGeneralOpen14.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 > Horn > Horn SwitchGeneralOpen30.Electrical Diagrams > Lighting and Horns > Horn > System DiagramGeneralOpen31.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out RelayGeneralOpen32.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning SensorGeneralOpen33.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen34.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > Lamp Out Sensor > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen35.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning SensorGeneralOpen36.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen37.Electrical Diagrams > Lighting and Horns > Lamp Out Indicator > System Diagram > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen38.Electrical Diagrams > Lighting and Horns > License Plate LampGeneralOpen39.Electrical Diagrams > Lighting and Horns > Parking LampGeneralOpen40.Electrical Diagrams > Lighting and Horns > System Diagram > Back-Up/Reversing LightsGeneralOpen41.Electrical Diagrams > Lighting and Horns > System Diagram > Brake Lights USA/CanadaGeneralOpen42.Electrical Diagrams > Lighting and Horns > System Diagram > Brake Lights With High-Level Brake LightGeneralOpen43.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning SensorGeneralOpen44.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning Sensor With Brake Circuit MonitorGeneralOpen45.Electrical Diagrams > Lighting and Horns > System Diagram > Bulb Failure Warning Sensor With High-Level Brake LightGeneralOpen46.Electrical Diagrams > Lighting and Horns > System Diagram > Courtesy LightingGeneralOpen47.Electrical Diagrams > Lighting and Horns > System Diagram > Door Open Warning LampsGeneralOpen48.Electrical Diagrams > Lighting and Horns > System Diagram > Fog Lights, Front (USA/CAN)GeneralOpen
Exact Vehicle Hub
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Browse →More 940 Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramABS Brake Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramAirbag SRS Wiring DiagramEngine Management Wiring DiagramBody Electrical Wiring Diagram
Same System, Other Vehicles
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