Removing and Installing/Replacing Right Exhaust Manifold

18 40 020 - Removing and installing/replacing right exhaust manifold (N63)





Warning!
Scalding hazard!
Only perform these tasks on an engine that has cooled down.





Necessary preliminary tasks:
- Remove left turbocharger 11 65 030 Removing and Installing/Replacing Exhaust Turbocharger, Left, Cylinders 5-8.
- Remove right turbocharger 11 65 025 Removing and Installing/Replacing Exhaust Turbocharger, Right, Cylinders 1-4.
- Remove alternator Service and Repair





Release screws (1).
Tightening torque 18 31 4AZ 18 31 Exhaust System.





Release screws (1).
Tightening torque 18 31 4AZ 18 31 Exhaust System.
Remove heat shield (2).





Release screws (1).
Tightening torque 18 31 4AZ 18 31 Exhaust System.
Remove heat shield (2) at rear right.





Unscrew nuts.
Replace nuts.
Tightening torque 18 31 3AZ 18 31 Exhaust System.
Remove exhaust manifold (1).

Installation Note:
Replace seal (2).





Installation Note:
Replace gaskets (1).
Seal beads faces the exhaust manifold.
Coat threads with copper paste.





Assemble engine.
Check exhaust system for leaks.