Wiring Diagram Cluster
1991 Mazda Protege Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
48
Variant Used
Protege L4-1839cc 1.8L DOHC
Total Vehicle Diagrams
345
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 1991 Mazda Protege 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.Horn — Connector Views > 2WDLighting and HornsOpen2.Horn — Connector Views > 4WDLighting and HornsOpen3.Horn — Diagram Information and Instructions > AbbreviationsLighting and HornsOpen4.Horn — Diagram Information and Instructions > Connector DiagramLighting and HornsOpen5.Horn — Diagram Information and Instructions > Ground PointsLighting and HornsOpen6.Horn — Diagram Information and Instructions > Routing DiagramLighting and HornsOpen7.Horn — Diagram Information and Instructions > Symbol IdenificationLighting and HornsOpen8.Horn — Diagram Information and Instructions > System Circuit DiagramLighting and HornsOpen9.Horn — Diagram Information and Instructions > Wiring Color Code InformationLighting and HornsOpen10.Horn — Electrical Diagrams > 2WDLighting and HornsOpen11.Horn — Electrical Diagrams > 4WDLighting and HornsOpen12.Connector Views > Door LocksGeneralOpen13.Connector Views > Door/Trunk Ajar Indicator/LampGeneralOpen14.Connector Views > Horn > 2WDGeneralOpen15.Connector Views > Horn > 4WDGeneralOpen16.Electrical Diagrams > Door LocksGeneralOpen17.Electrical Diagrams > Door/Trunk Ajar Indicator/LampGeneralOpen18.Electrical Diagrams > Horn > 2WDGeneralOpen19.Electrical Diagrams > Horn > 4WDGeneralOpen20.Backup Lamp — Connector Views > 2WDLighting and HornsOpen21.Backup Lamp — Connector Views > 4WDLighting and HornsOpen22.Backup Lamp — Diagram Information and Instructions > AbbreviationsLighting and HornsOpen23.Backup Lamp — Diagram Information and Instructions > Connector DiagramLighting and HornsOpen24.Backup Lamp — Diagram Information and Instructions > Ground PointsLighting and HornsOpen25.Backup Lamp — Diagram Information and Instructions > Routing DiagramLighting and HornsOpen26.Backup Lamp — Diagram Information and Instructions > Symbol IdenificationLighting and HornsOpen27.Backup Lamp — Diagram Information and Instructions > System Circuit DiagramLighting and HornsOpen28.Backup Lamp — Diagram Information and Instructions > Wiring Color Code InformationLighting and HornsOpen29.Backup Lamp — Electrical Diagrams > 2WDLighting and HornsOpen30.Backup Lamp — Electrical Diagrams > 4WDLighting and HornsOpen31.Hazard Warning Lamps — Connector ViewsLighting and HornsOpen32.Hazard Warning Lamps — Diagram Information and Instructions > AbbreviationsLighting and HornsOpen33.Hazard Warning Lamps — Diagram Information and Instructions > Connector DiagramLighting and HornsOpen34.Hazard Warning Lamps — Diagram Information and Instructions > Ground PointsLighting and HornsOpen35.Hazard Warning Lamps — Diagram Information and Instructions > Routing DiagramLighting and HornsOpen36.Hazard Warning Lamps — Diagram Information and Instructions > Symbol IdenificationLighting and HornsOpen37.Hazard Warning Lamps — Diagram Information and Instructions > System Circuit DiagramLighting and HornsOpen38.Hazard Warning Lamps — Diagram Information and Instructions > Wiring Color Code InformationLighting and HornsOpen39.Hazard Warning Lamps — Electrical DiagramsLighting and HornsOpen40.Headlamp — Connector Views > CanadaLighting and HornsOpen41.Headlamp — Connector Views > USALighting and HornsOpen42.Headlamp — Diagram Information and Instructions > AbbreviationsLighting and HornsOpen43.Headlamp — Diagram Information and Instructions > Connector DiagramLighting and HornsOpen44.Headlamp — Diagram Information and Instructions > Ground PointsLighting and HornsOpen45.Headlamp — Diagram Information and Instructions > Routing DiagramLighting and HornsOpen46.Headlamp — Diagram Information and Instructions > Symbol IdenificationLighting and HornsOpen47.Headlamp — Diagram Information and Instructions > System Circuit DiagramLighting and HornsOpen48.Headlamp — Diagram Information and Instructions > Wiring Color Code InformationLighting and HornsOpen
Exact Vehicle Hub
Browse →Likely Trouble Codes for This System
Browse →More Protege Wiring Pages
Same System, Other Vehicles
1991 Toyota Supra Body Electrical Wiring Diagram1993 Toyota Camry Sedan Body Electrical Wiring Diagram1993 Toyota Camry Wagon Body Electrical Wiring Diagram1994 Toyota Camry Sedan 2-Door Body Electrical Wiring Diagram1994 Toyota Camry Sedan 4-Door Body Electrical Wiring Diagram1994 Toyota Celica Body Electrical Wiring Diagram1995 Toyota Camry Coupe 2-Door Body Electrical Wiring Diagram1995 Toyota Celica Coupe Body Electrical Wiring Diagram