Wiring Diagram Cluster

1992 BMW 325i Convertible Body Electrical Wiring Diagram

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

Matched Diagrams

48

Variant Used

325i Convertible (E30) L6-2494cc 2.5L SOHC (M20)

Total Vehicle Diagrams

1207

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 1992 BMW 325i Convertible hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub β†’

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.

1992 BMW 325i Convertible Application and ID β†’

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 β†’

Top Body Electrical Diagram Paths

1.Electrical Diagrams > Lighting and Horns > Marker Lamp > License, Rear Marker & Trunk LampsGeneralOpen2.Electrical Diagrams > Lighting and Horns > System Diagram > Lighting > License, Rear Marker & Trunk LampsGeneralOpen3.Electrical Diagrams > Lighting and Horns > Trunk LampGeneralOpen4.Electrical Diagrams > HornsLighting and HornsOpen5.Electrical Diagrams > Lighting > License, Rear Marker & Trunk LampsLighting and HornsOpen6.Horn β€” Diagnostic Aids > Troubleshooting ProceduresLighting and HornsOpen7.Horn β€” Diagnostic Aids > Troubleshooting Tests > Continuity TestLighting and HornsOpen8.Horn β€” Diagnostic Aids > Troubleshooting Tests > Current Test Using AmmeterLighting and HornsOpen9.Horn β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using OhmmeterLighting and HornsOpen10.Horn β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using VoltmeterLighting and HornsOpen11.Horn β€” Diagnostic Aids > Troubleshooting Tests > Voltage Drop TestLighting and HornsOpen12.Horn β€” Diagnostic Aids > Troubleshooting Tests > Voltage TestLighting and HornsOpen13.Horn β€” Diagnostic Aids > Troubleshooting ToolsLighting and HornsOpen14.Horn β€” Diagram Information and Instructions > Component ID (General List) > Part 1 ALighting and HornsOpen15.Horn β€” Diagram Information and Instructions > Component ID (General List) > Part 2 BLighting and HornsOpen16.Horn β€” Diagram Information and Instructions > Component ID (General List) > Part 3 C-GLighting and HornsOpen17.Horn β€” Diagram Information and Instructions > Component ID (General List) > Part 4 H-MLighting and HornsOpen18.Horn β€” Diagram Information and Instructions > Component ID (General List) > Part 5 N-ZLighting and HornsOpen19.Horn β€” Diagram Information and Instructions > Symbol Identification and Diagram InformationLighting and HornsOpen20.Horn β€” Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen21.Horn β€” Electrical DiagramsLighting and HornsOpen22.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting ProceduresBody and FrameOpen23.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Continuity TestBody and FrameOpen24.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Current Test Using AmmeterBody and FrameOpen25.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using OhmmeterBody and FrameOpen26.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using VoltmeterBody and FrameOpen27.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Voltage Drop TestBody and FrameOpen28.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting Tests > Voltage TestBody and FrameOpen29.Locks > Door Locks β€” Diagnostic Aids > Troubleshooting ToolsBody and FrameOpen30.Locks > Door Locks β€” Diagram Information and Instructions > Component ID (General List) > Part 1 ABody and FrameOpen31.Locks > Door Locks β€” Diagram Information and Instructions > Component ID (General List) > Part 2 BBody and FrameOpen32.Locks > Door Locks β€” Diagram Information and Instructions > Component ID (General List) > Part 3 C-GBody and FrameOpen33.Locks > Door Locks β€” Diagram Information and Instructions > Component ID (General List) > Part 4 H-MBody and FrameOpen34.Locks > Door Locks β€” Diagram Information and Instructions > Component ID (General List) > Part 5 N-ZBody and FrameOpen35.Locks > Door Locks β€” Diagram Information and Instructions > Symbol Identification and Diagram InformationBody and FrameOpen36.Locks > Door Locks β€” Diagram Information and Instructions > Wire Color Code IdentificationBody and FrameOpen37.Locks > Door Locks β€” Electrical DiagramsBody and FrameOpen38.Trunk Lamp β€” Diagnostic Aids > Troubleshooting ProceduresLighting and HornsOpen39.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Continuity TestLighting and HornsOpen40.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Current Test Using AmmeterLighting and HornsOpen41.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using OhmmeterLighting and HornsOpen42.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Short Test Using VoltmeterLighting and HornsOpen43.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Voltage Drop TestLighting and HornsOpen44.Trunk Lamp β€” Diagnostic Aids > Troubleshooting Tests > Voltage TestLighting and HornsOpen45.Trunk Lamp β€” Diagnostic Aids > Troubleshooting ToolsLighting and HornsOpen46.Trunk Lamp β€” Diagram Information and Instructions > Component ID (General List) > Part 1 ALighting and HornsOpen47.Trunk Lamp β€” Diagram Information and Instructions > Component ID (General List) > Part 2 BLighting and HornsOpen48.Trunk Lamp β€” Diagram Information and Instructions > Component ID (General List) > Part 3 C-GLighting and HornsOpen