Wiring Diagram Cluster
1993 Subaru Legacy Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
48
Variant Used
Legacy Sedan 2WD F4-2.2L SOHC
Total Vehicle Diagrams
655
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 1993 Subaru Legacy 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 > Door Locks > CanadaGeneralOpen2.Electrical Diagrams > Door Locks > S.I.A.GeneralOpen3.Electrical Diagrams > Door Locks > USAGeneralOpen4.Electrical Diagrams > HornGeneralOpen5.Electrical Diagrams > Trunk LampGeneralOpen6.Backup Lamp — Diagnostic Aids > Electrical Precautions > Battery PrecautionsLighting and HornsOpen7.Backup Lamp — Diagnostic Aids > Electrical Precautions > Electrical Connections and CircuitsLighting and HornsOpen8.Backup Lamp — Diagnostic Aids > Electrical Precautions > Electronic Component HandlingLighting and HornsOpen9.Backup Lamp — Diagnostic Aids > Electrical Precautions > Electronic Component ReplacementLighting and HornsOpen10.Backup Lamp — Diagnostic Aids > Electrical Precautions > Electrostatic DischargeLighting and HornsOpen11.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Circuit Protection DevicesLighting and HornsOpen12.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Repairing ConnectorsLighting and HornsOpen13.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Splicing Copper Wire Using Crimp and Seal Splice SleevesLighting and HornsOpen14.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Splicing Copper Wire Using Splice ClipsLighting and HornsOpen15.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Splicing Twisted/Shielded CableLighting and HornsOpen16.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Terminal RepairLighting and HornsOpen17.Backup Lamp — Diagnostic Aids > Wire Repair Procedures > Typical Electrical RepairLighting and HornsOpen18.Backup Lamp — Diagram Information and Instructions > Component Locations > Engine CompartmentLighting and HornsOpen19.Backup Lamp — Diagram Information and Instructions > Component Locations > Instrument PanelLighting and HornsOpen20.Backup Lamp — Diagram Information and Instructions > Component Locations > Interior and Luggage CompartmentLighting and HornsOpen21.Backup Lamp — Diagram Information and Instructions > Key to Wiring DiagramsLighting and HornsOpen22.Backup Lamp — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen23.Backup Lamp — Electrical DiagramsLighting and HornsOpen24.Hazard Warning Lamps — Diagnostic Aids > Electrical Precautions > Battery PrecautionsLighting and HornsOpen25.Hazard Warning Lamps — Diagnostic Aids > Electrical Precautions > Electrical Connections and CircuitsLighting and HornsOpen26.Hazard Warning Lamps — Diagnostic Aids > Electrical Precautions > Electronic Component HandlingLighting and HornsOpen27.Hazard Warning Lamps — Diagnostic Aids > Electrical Precautions > Electronic Component ReplacementLighting and HornsOpen28.Hazard Warning Lamps — Diagnostic Aids > Electrical Precautions > Electrostatic DischargeLighting and HornsOpen29.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Circuit Protection DevicesLighting and HornsOpen30.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Repairing ConnectorsLighting and HornsOpen31.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Splicing Copper Wire Using Crimp and Seal Splice SleevesLighting and HornsOpen32.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Splicing Copper Wire Using Splice ClipsLighting and HornsOpen33.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Splicing Twisted/Shielded CableLighting and HornsOpen34.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Terminal RepairLighting and HornsOpen35.Hazard Warning Lamps — Diagnostic Aids > Wire Repair Procedures > Typical Electrical RepairLighting and HornsOpen36.Hazard Warning Lamps — Diagram Information and Instructions > Component Locations > Engine CompartmentLighting and HornsOpen37.Hazard Warning Lamps — Diagram Information and Instructions > Component Locations > Instrument PanelLighting and HornsOpen38.Hazard Warning Lamps — Diagram Information and Instructions > Component Locations > Interior and Luggage CompartmentLighting and HornsOpen39.Hazard Warning Lamps — Diagram Information and Instructions > Key to Wiring DiagramsLighting and HornsOpen40.Hazard Warning Lamps — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen41.Hazard Warning Lamps — Electrical DiagramsLighting and HornsOpen42.Headlamp — Diagnostic Aids > Electrical Precautions > Battery PrecautionsLighting and HornsOpen43.Headlamp — Diagnostic Aids > Electrical Precautions > Electrical Connections and CircuitsLighting and HornsOpen44.Headlamp — Diagnostic Aids > Electrical Precautions > Electronic Component HandlingLighting and HornsOpen45.Headlamp — Diagnostic Aids > Electrical Precautions > Electronic Component ReplacementLighting and HornsOpen46.Headlamp — Diagnostic Aids > Electrical Precautions > Electrostatic DischargeLighting and HornsOpen47.Headlamp — Diagnostic Aids > Wire Repair Procedures > Circuit Protection DevicesLighting and HornsOpen48.Headlamp — Diagnostic Aids > Wire Repair Procedures > Repairing ConnectorsLighting and HornsOpen
Exact Vehicle Hub
Browse →Likely Trouble Codes for This System
Browse →More Legacy Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramFuel Pump Wiring DiagramHeadlight 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 Diagram
Same System, Other Vehicles
1993 Subaru Impreza Body Electrical Wiring Diagram1993 Subaru SVX Body Electrical Wiring Diagram1996 Subaru Legacy Body Electrical Wiring Diagram1998 Subaru Legacy Brighton Wagon AWD F4 Body Electrical Wiring Diagram1998 Subaru Legacy GT LTD Sedan AWD F4 Body Electrical Wiring Diagram1998 Subaru Legacy GT Sedan AWD F4 Body Electrical Wiring Diagram1998 Subaru Legacy GT Wagon AWD F4 Body Electrical Wiring Diagram1998 Subaru Legacy L Sedan AWD F4 Body Electrical Wiring Diagram