18 40 020 Removing And Installing/Replacing Right Exhaust Manifold (N62, N62TU)
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. 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.
Only perform these tasks on an engine that has cooled down.
Necessary preliminary tasks:
- Remove right control sensor . See 11 78 533 REPLACING RIGHT OXYGEN CONTROL SENSOR (N62/N62TU) .
- Remove right monitor sensor . See 11 78 543 REPLACING RIGHT OXYGEN MONITOR SENSOR (N62/N62TU) .
- Remove complete exhaust system . See 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62) .
- Secure engine in installation position with special tool.
- E65 only:
Remove intake filter housing . See 13 71 000 REMOVING AND INSTALLING INTAKE FILTER HOUSING (N62) .
- Lower front axle support . See 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER .
- E65 only:
Remove A/C compressor drive belt . See 11 28 010 REPLACING ALTERNATOR DRIVE BELT (N62/N62TU) .
- Remove right engine support arm . See 22 11 100 REPLACING RIGHT ENGINE SUPPORT ARM (N62/N62TU) .
- BMW ALPINA B7 vehicles:
- Remove exhaust temperature sensor . See 11 78 ... REMOVING AND INSTALLING/REPLACING EXHAUST TEMPERATURE SENSOR (BMW ALPINA B7) .
Release screw connection of A/C compressor.
Place A/C compressor to one side and secure A/C system line so as to improve accessibility to nuts on exhaust manifold.
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.
Installation:
Replace seals.
Seal beads faces the exhaust manifold.
Coat threads with copper paste.
Replace nuts.
Tightening torque 11 62 1AZ .