Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Clutch Unit And Control Module
The hydraulic section consists of 1-7, the mechanical consists of 8-10 and the electronic section consists of 11-13:
- Check valves, exhaust side
- Accumulator
- Oil filter
- Ring shaped annular piston
- Control valve/axial solenoid
- Check valve, intake side
- Combined check and by-pass valve
- Inner and outer wet clutch plates
- Inner connection hub with splines for output shaft. The hub has a sinusoidal cam curve
- Input shaft
- Electrical feed pump.
- Differential electronic module (DEM)
- Oil pressure and temperature sensor
The Differential Electronic Module (DEM) is fitted on the clutch unit housing.
The Differential Electronic Module (DEM) communicates with other control modules via Controller Area Network (CAN) communication:
The control module has integrated diagnostics for its own components and functions.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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