Wiring Diagram Cluster
1991 Toyota MR2 Headlight Wiring Diagram
Find headlight circuit schematics, high/low beam relay paths, DRL wiring, and ground points for lighting diagnosis.
Matched Diagrams
32
Variant Used
MR2 L4-122 1998cc 2.0L DOHC Turbo (3S-GTE)
Total Vehicle Diagrams
213
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 Toyota MR2 hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →Likely fix path
Exact Repair Guides
These repair flows most often intersect with headlight diagnosis on this exact vehicle.
Headlight Bulb Replacement →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 > System Diagram > Lamps > Headlamps > CanadaGeneralOpen2.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > Headlamps > USAGeneralOpen3.Electrical Diagrams > Lamps > Headlamps > CanadaLighting and HornsOpen4.Electrical Diagrams > Lamps > Headlamps > USALighting and HornsOpen5.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Warning Indicators > High Beam Indicator > CanadaGeneralOpen6.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Warning Indicators > High Beam Indicator > USAGeneralOpen7.Electrical Diagrams > Lighting and Horns > HornGeneralOpen8.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > Back-UpGeneralOpen9.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > Fog > CanadaGeneralOpen10.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > Fog > USAGeneralOpen11.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > IlluminationGeneralOpen12.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > InteriorGeneralOpen13.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > StopGeneralOpen14.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > TailGeneralOpen15.Electrical Diagrams > Lighting and Horns > System Diagram > Lamps > Turn SignalGeneralOpen16.Electrical Diagrams > Lighting and Horns > System Diagram > Lights Auto Turn OffGeneralOpen17.Electrical Diagrams > Warning Indicators > High Beam Indicator > CanadaInstrument Panel, Gauges and Warning IndicatorsOpen18.Electrical Diagrams > Warning Indicators > High Beam Indicator > USAInstrument Panel, Gauges and Warning IndicatorsOpen19.Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen20.Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen21.Electrical Diagrams > Lamps > Back-UpLighting and HornsOpen22.Electrical Diagrams > Lamps > Fog > CanadaLighting and HornsOpen23.Electrical Diagrams > Lamps > Fog > USALighting and HornsOpen24.Electrical Diagrams > Lamps > IlluminationLighting and HornsOpen25.Electrical Diagrams > Lamps > InteriorLighting and HornsOpen26.Electrical Diagrams > Lamps > StopLighting and HornsOpen27.Electrical Diagrams > Lamps > TailLighting and HornsOpen28.Electrical Diagrams > Lamps > Turn SignalLighting and HornsOpen29.Electrical Diagrams > Lights Auto Turn OffLighting and HornsOpen30.Horn — Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen31.Horn — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen32.Horn — Electrical DiagramsLighting and HornsOpen
Exact Vehicle Hub
Browse →Repairs That Intersect This Wiring
Browse →Likely Trouble Codes for This System
Browse →More MR2 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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