13 71 170 Air Duct, Rear

13 71 170 - Air duct, rear (N54)





Important!
Risk of damage through lever action at the top on the air duct!
Air duct may break!





Necessary preliminary tasks:
- Remove left tension strut 51 71 371 Removing and Installing/Replacing Tension Strut on Left or Right Spring Strut Dome
- Remove front underbody protection 51 47 490 Removing and Installing/Replacing Front Underbody Protection





Note:
For purposes of clarity, the pictures show the engine removed.

Release sheet metal nuts (1).

Unfasten screws (2).
Remove heat shield (3).





Unlock and disconnect line (1).
Unlock connector (2) and remove.
Unlock and disconnect quick-connect coupling (3).





Installation Note:
Turn lock (1) until arrow markings are flush.





Important!
Do not detach air duct in upward direction.
Risk of damage!
Air duct may break!

Release screw (1).

Tightening torque 13 71 8AZ 13 71 Intake Silencer.
Release screw (2) and remove bracket (3).
Tightening torque 13 71 12AZ 13 71 Intake Silencer.

Note:
Illustration with engine removed.





Pull off air duct (1) from turbocharger, feed out 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).





Assemble engine.
Check air duct for leaks.