13 54 015 Removing and Installing/Sealing Left Throttle Valve Assembly

13 54 015 Removing And Installing/Sealing Left Throttle Valve Assembly (N74)

Special tools required:







Necessary preliminary tasks:
- Turn off ignition
- Remove intake silencer, left
- Remove acoustic insulation for bulkhead on left







Release clamp (1)
Tightening torque 13 71 5AZ.







Release screws (1).
Tightening torque 13 54 3AZ.
Unfasten screws (2).
Tightening torque 13 54 2AZ.
Unlock plug on throttle body and disconnect.
Detach air duct (3) together with throttle body toward stop and remove.

Installation:
Check seals. Replace damaged seals.







Close off charge air pipe with special tool (1) 11 5 220.







Only if replacing throttle body:
Release screws (1).
Tightening torque 13 54 1AZ.
Remove throttle body from air duct.
Fit air duct on new throttle valve assembly.







Installation:
Replace sealing ring (1) of throttle assembly (2).







Installation:
Assemble engine.
Check stored fault message.
Delete fault memory.