Wiring Diagram Cluster

1992 BMW 325i Convertible Transmission Wiring Diagram

Find transmission control module wiring, shift solenoid circuits, speed sensor paths, and torque converter clutch schematics.

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Matched Diagrams

30

Variant Used

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

Total Vehicle Diagrams

1207

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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.

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Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

C0035: Left Front Wheel Speed Sensor Circuit →
C0040: Right Front Wheel Speed Sensor CircuitC0050: Right Rear Wheel Speed Sensor CircuitC0236: Rear Wheel Speed Sensor Signal Erratic

Top Transmission Diagram Paths

1.Manual Transmission/Transaxle — Transmission Shafts and GearsTransmission and DrivetrainOpen2.Automatic Transmission/Transaxle — Exploded ViewsTransmission and DrivetrainOpen3.Automatic Transmission/Transaxle — Mechanical Diagrams > ZF 4HP22 / H + EH Closed Shift ElementsTransmission and DrivetrainOpen4.Automatic Transmission/Transaxle — Mechanical Diagrams > ZF 4HP22/24 Layout DrawingTransmission and DrivetrainOpen5.Automatic Transmission/Transaxle — Mechanical Diagrams > ZF 4HP22/24 Power Flow DiagramsTransmission and DrivetrainOpen6.Automatic Transmission/Transaxle — Mechanical Diagrams > ZF 4HP22/24 Transmission LayoutTransmission and DrivetrainOpen7.Automatic Transmission/Transaxle > Shift Linkage — Version With CableTransmission and DrivetrainOpen8.Automatic Transmission/Transaxle > Shift Linkage — Version With Selector RodTransmission and DrivetrainOpen9.Manual Transmission/Transaxle — Section Drawings of TransmissionTransmission and DrivetrainOpen10.Exploded Views > Manual Transmission/Transaxle > System Diagram > Transmission Shafts and GearsGeneralOpen11.Exploded Views > Automatic Transmission/Transaxle > Shift Linkage, A/T > Version With CableGeneralOpen12.Exploded Views > Automatic Transmission/Transaxle > Shift Linkage, A/T > Version With Selector RodGeneralOpen13.Exploded Views > Automatic Transmission/Transaxle > System DiagramGeneralOpen14.Exploded Views > Automatic Transmission/Transaxle > Valve Body, A/T > 4HP22/EH - E9GeneralOpen15.Exploded Views > Automatic Transmission/Transaxle > Valve Body, A/T > 4HP22/HGeneralOpen16.Exploded Views > Manual Transmission/Transaxle > Shift Linkage, M/T > Shift Layout With Aluminum ConsoleGeneralOpen17.Exploded Views > Manual Transmission/Transaxle > Shift Linkage, M/T > Shift Layout With Steel ConsoleGeneralOpen18.Exploded Views > Manual Transmission/Transaxle > System Diagram > Section Drawings of TransmissionGeneralOpen19.Mechanical Diagrams > Automatic Transmission/Transaxle > System Diagram > ZF 4HP22 / H + EH Closed Shift ElementsGeneralOpen20.Mechanical Diagrams > Automatic Transmission/Transaxle > System Diagram > ZF 4HP22/24 Layout DrawingGeneralOpen21.Mechanical Diagrams > Automatic Transmission/Transaxle > System Diagram > ZF 4HP22/24 Power Flow DiagramsGeneralOpen22.Mechanical Diagrams > Automatic Transmission/Transaxle > System Diagram > ZF 4HP22/24 Transmission LayoutGeneralOpen23.Mechanical Diagrams > Automatic Transmission/Transaxle > Valve Body, A/T > 4HP22/EH - E9GeneralOpen24.Mechanical Diagrams > Automatic Transmission/Transaxle > Valve Body, A/T > 4HP22/HGeneralOpen25.Clutch — DiagramTransmission and DrivetrainOpen26.Components > Switches > Automatic Transmission Range SwitchGeneralOpen27.Electrical Diagrams > Starting System > Automatic TransmissionGeneralOpen28.Electrical Diagrams > Starting System > Manual TransmissionGeneralOpen29.Starting System — Electrical Diagrams > Automatic TransmissionStarting and ChargingOpen30.Starting System — Electrical Diagrams > Manual TransmissionStarting and ChargingOpen

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Likely Trouble Codes for This System

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C0035: Left Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0040: Right Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0050: Right Rear Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0236: Rear Wheel Speed Sensor Signal ErraticCode

Chassis/Brakes code commonly seen during transmission diagnosis.

P0500: Vehicle Speed Sensor ACode

Transmission code commonly seen during transmission diagnosis.

P0715: Input/Turbine Speed Sensor CircuitCode

Transmission code commonly seen during transmission diagnosis.

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Same System, Other Vehicles

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