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.
General Information
Transmission Fluid
The dual-clutch transmission "OGC" contains only one oil system.
This oil system applies to the wheels/shafts, the final drive, the clutches and the DSG Transmission Mechatronic -J743-.
Only use transmission fluid as specified in the Parts Information.
Transmission Fluid Filter - >>When To Change<<
- The transmission fluid filter does not need to be replaced in every case.
Do not replace the filter if:
- The transmission fluid cooler or its O-rings were replaced and no coolant has entered the transmission fluid.
- The shaft seals or transmission O-rings were replaced.
- The transmission fluid pan or Mechatronic were replaced.
- The maintenance interval was reached.
The filter must be replaced if:
- Metal shavings were found in the transmission fluid.
- The clutch is burned or has a mechanical fault.
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.