18 40 060 Removing and installing / replacing rear exhaust manifold (N52)
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Remove fresh air duct . See 64 31 053 REMOVING AND INSTALLING OR REPLACING FRESH AIR DUCT .
- Remove acoustic cover . See 11 00 REMOVING AND INSTALLING/REPLACING ACOUSTIC COVER (N52) .
- Remove complete exhaust system . See Exhaust Manifold .
NOTE:
The oxygen sensors are in danger of being damaged when the exhaust manifolds are removed and installed.
Remove CONTROL SENSORS from cylinders 4 to 6 .
Remove monitor sensor from cylinders 4 to 6. See 78 EMISSION CONTROL, OXYGEN SENSOR .
Unscrew nuts.
Remove exhaust manifold (1).
Installation:
Clean sealing faces and replace seals.
Replace nuts.
Tightening torque 18 40 1AZ , see EXHAUST SYSTEM - TIGHTENING TORQUES ..