18 40 060 Removing and Installing/Replacing Rear Exhaust Manifold (N52K)
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Remove front underbody protection 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT ASSEMBLY UNDERSIDE PROTECTION
- Remove rear underbody protection 51 47 491 REMOVING AND INSTALLING/REPLACING REAR UNDERBODY PROTECTION
- Remove steering gear cover 51 71 ... REMOVING AND INSTALLING G/REPLACING TOP RIGHT STEERING GEAR COVER at top right
- Remove complete exhaust system. See 18 00 020 Removing and Installing Complete Exhaust System (N52K)
NOTE:
The oxygen sensors are in danger of being damaged when the exhaust manifolds are removed and installed.
Remove control sensor 78 EMISSION CONTROL, OXYGEN from cylinders 4 to 6
Remove monitor sensor from cylinders 4 to 6
Unscrew nuts.
Remove exhaust manifold (1).
Installation:
Clean sealing faces and replace seals.
Replace nuts.
Tightening torque 18 40 1AZ, see 18 40 EXHAUST SYSTEM SUSPENSION .