18 40 020 Removing and installing/replacing right exhaust manifold (N73)
WARNING: This page is about a different car, the 2008 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Scalding hazard!
Only perform these tasks on an engine that has cooled down.
Necessary preliminary tasks:
- Remove Right Oxygen Control Sensor.
- Remove Right Oxygen Monitor Sensor.
- Remove Complete Exhaust System.
- Secure Engine In Installation Position With Special Tool.
- Remove intake filter housing.
- Lower Front Axle Support.
For purposes of clarity, nuts are shown on removed engine.
Release nuts on exhaust manifold.
Remove exhaust manifold towards bottom and pull out towards rear.
Illustrations show N62.
Installation:
Replace seals.
Seal beads faces the exhaust manifold.
Coat threads with copper paste.
Replace nuts.
For tightening torque refer to 11 62 1AZ. in 11 62 EXHAUST MANIFOLD .
Assemble exhaust system.
Installation:
Check exhaust system for leaks.
Check function of DME.