Removing and Installing/Replacing Left Exhaust Manifold

18 40 010 Removing and installing/renewing left exhaust manifold (N74)





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





Necessary preliminary tasks:
^ Remove clean-air pipe, cylinders 7-12
^ Remove intermediate pipe, cylinders 7-12





Release screws (1).

Tightening torque 18 31 9AZ.

Remove heat shield (2).

Release screw (3).

Tightening torque 18 31 10AZ.

Release holder (4) with check valve and lay to one side.





Release nuts along line (1).

Replace self-locking nuts

Tightening torque 18 31 8AZ.

Feed out exhaust manifold (2) and remove.

Replace seal.

Installation:
Seal beads faces the exhaust manifold.

Reinstall holder (3) for the catalytic converter.





Assemble engine.

Check exhaust system for leaks.