Throttle Body: Service and Repair

13 54 030 - Removing and installing/sealing throttle assembly





Necessary preliminary tasks:
- Read out fault memory of DME control unit.
- Check stored fault messages.
- Switch off ignition
- Remove intake filter housing
- Remove intake fitting (gaiter)





Unlock line of tank venting valve on throttle valve assembly and disconnect.
Unlock plug (1) and remove.
Loosen screws (2).
Remove throttle valve assembly (3).
Tightening torque 13 54 1AZ.





Installation:
Replace sealing ring (1).





Note:
A faulty throttle valve causes the adaptation values stored in the DME control unit to be modified. These adaptation values must be reset after the throttle valve has been replaced.





Replacement only:
Delete adaptation values and reset.
Connect diagnosis system:
- Diagnosis
- Model
- DME engine
- Control unit function
- DME 2000
- Component activation
- Reset adaptation values
- Electronic throttle





Note:
Now clear the fault memory.