Wiring Diagram Cluster

1998 Subaru Legacy L Sedan AWD F4 Body Electrical Wiring Diagram

Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.

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Matched Diagrams

42

Variant Used

Legacy L Sedan AWD F4-2.2L SOHC

Total Vehicle Diagrams

339

From Diagram To Fix

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1998 Subaru Legacy L Sedan AWD F4 Description and Operation

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.

1998 Subaru Legacy L Sedan AWD F4 Description and Operation →
1998 Subaru Legacy L Sedan AWD F4 Description and Operation1998 Subaru Legacy L Sedan AWD F4 Description and Operation

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 →
U0140: Lost Communication with Body Control Module

Top Body Electrical Diagram Paths

1.Doors, Hood and Trunk > Doors > Front Door — DiagramBody and FrameOpen2.Doors, Hood and Trunk > Doors > Rear Door — DiagramBody and FrameOpen3.Doors, Hood and Trunk > Trunk / Liftgate — DiagramBody and FrameOpen4.Horn — Diagram Information and InstructionsLighting and HornsOpen5.Horn — Electrical DiagramsLighting and HornsOpen6.Electrical Diagrams > Lighting and Horns > Backup LampGeneralOpen7.Electrical Diagrams > Lighting and Horns > Brake LampGeneralOpen8.Electrical Diagrams > Lighting and Horns > Courtesy LampGeneralOpen9.Electrical Diagrams > Lighting and Horns > Daytime Running LampGeneralOpen10.Electrical Diagrams > Lighting and Horns > Dimmer SwitchGeneralOpen11.Electrical Diagrams > Lighting and Horns > Exterior Lighting ModuleGeneralOpen12.Electrical Diagrams > Lighting and Horns > Fog/Driving LampGeneralOpen13.Electrical Diagrams > Lighting and Horns > Hazard Warning LampsGeneralOpen14.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp Switch > With Daytime Running Lamps (DRL)GeneralOpen15.Electrical Diagrams > Lighting and Horns > Headlamp > Headlamp Switch > Without Daytime Running Lamps (DRL)GeneralOpen16.Electrical Diagrams > Lighting and Horns > Headlamp > System DiagramGeneralOpen17.Electrical Diagrams > Lighting and Horns > HornGeneralOpen18.Electrical Diagrams > Lighting and Horns > Parking LampGeneralOpen19.Electrical Diagrams > Lighting and Horns > System DiagramGeneralOpen20.Electrical Diagrams > Lighting and Horns > Tail LampGeneralOpen21.Electrical Diagrams > Lighting and Horns > Turn SignalsGeneralOpen22.Exploded Views > Transmission and Drivetrain > Automatic Transmission/Transaxle > Valve Body, A/TGeneralOpen23.Exploded Views > Trunk / LiftgateGeneralOpen24.Daytime Running Lamp — Diagram Information and InstructionsLighting and HornsOpen25.Daytime Running Lamp — Electrical DiagramsLighting and HornsOpen26.Diagram Information and InstructionsLighting and HornsOpen27.Electrical DiagramsLighting and HornsOpen28.Fog/Driving Lamp — Diagram Information and InstructionsLighting and HornsOpen29.Fog/Driving Lamp — Electrical DiagramsLighting and HornsOpen30.Frame > Cross-Member — DiagramBody and FrameOpen31.Headlamp — Diagram Information and InstructionsLighting and HornsOpen32.Headlamp — Electrical DiagramsLighting and HornsOpen33.Interior Moulding / Trim — DiagramBody and FrameOpen34.Locks > Power Locks — Diagram Information and InstructionsBody and FrameOpen35.Locks > Power Locks — Electrical DiagramsBody and FrameOpen36.Roof and Associated Components > Sunroof / Moonroof — Diagram Information and InstructionsBody and FrameOpen37.Roof and Associated Components > Sunroof / Moonroof — Electrical DiagramsBody and FrameOpen38.Seats — DiagramBody and FrameOpen39.Tail Lamp — Diagram Information and InstructionsLighting and HornsOpen40.Tail Lamp — Electrical DiagramsLighting and HornsOpen41.Turn Signals — Diagram Information and InstructionsLighting and HornsOpen42.Turn Signals — Electrical DiagramsLighting and HornsOpen

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OEM Manual Evidence

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1998 Subaru Legacy L Sedan AWD F4 Description and OperationOEM Manual

Repair and Diagnosis: Description and Operation — 1998 Subaru Forester AWD F4-2.5L DOHC Service Manual | Operation CHARM Operation CHARM :...

1998 Subaru Legacy L Sedan AWD F4 Description and OperationOEM Manual

Repair and Diagnosis: Description and Operation — 1998 Subaru Forester L F4-2.5L DOHC Service Manual | Operation CHARM Operation CHARM : Ca...

1998 Subaru Legacy L Sedan AWD F4 Description and OperationOEM Manual

Repair and Diagnosis: Description and Operation — 1998 Subaru Forester S F4-2.5L DOHC Service Manual | Operation CHARM Operation CHARM : Ca...

Likely Trouble Codes for This System

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B1318: Battery Voltage LowCode

Body/Electrical code commonly seen during body electrical diagnosis.

U0140: Lost Communication with Body Control ModuleCode

Network/Communication code commonly seen during body electrical diagnosis.

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Same System, Other Vehicles

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