Throttle Body: Service and Repair

13 54 030 Removing and installing/sealing the throttle body (N14, N18)







IMPORTANT:
Charge air hoses with clamp fastenings must be installed dry and free from grease.
Sealing surfaces and connecting branches must be dry and free from grease.
If charge air hoses with clamp fastenings are not installed dry and free from grease, this may result in exhaust turbocharger failure.







Necessary preliminary work:
- Read out the fault memory of the DME control unit.
- Check stored fault messages.
- Switch off ignition.
- Removing the sound generator.







Release clamps (1) and detach charge-air hose (2).

Installation note:
Install charge-air hose (2) dry and free from grease.
Fitting on throttle valve must be dry and free from grease.







Release screws and carefully feed out throttle valve assembly (1) towards top until plug is accessible.
Tightening torque 13 54 1AZ
Unlock plug and disconnect.
Detach cable ties.
Remove throttle valve assembly.







Installation note:
Replace sealing ring (1).







NOTE:
Check stored fault messages.
Delete fault memory.