13 71 170 Air Duct, Rear

13 71 170 Removing and installing/replacing rear air duct (N54, N54T)







IMPORTANT:
Levering at the top of the air duct results in risk of damage.
Air duct may break.







Necessary preliminary tasks:
- Remove intake plenum.
- Remove transmission.







Unlock and disconnect line (1).
Unlock connector (2) and remove.
Turn the lock to release the snap fastener (3) and remove.







Installation note:
Turn the lock (1) until the arrows line up.







IMPORTANT:
Do not pull the air duct off from the top.
Risk of damage.
Air duct may break.

Release screw (1).
Tightening torque 13 71 3AZ.
Release screw (2) and remove holder (3).
Tightening torque 13 71 8AZ.

NOTE: Illustration with engine removed.







Feed out air duct (1) and remove.

NOTE: Illustration with engine removed.







Installation note:
Check sealing ring (1) for damage.
Replace damaged sealing ring.
Make sure sealing ring (1) is correctly seated in air duct (2).

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