BMW X5: Exhaust Manifold
REMOVING AND INSTALLING/REPLACING FRONT EXHAUST MANIFOLD (N52K)
Necessary preliminary tasks:
- Remove rear exhaust manifold.
NOTE: The oxygen sensors are in danger of being damaged when the exhaust manifolds are removed and installed.
Remove control sensor from cylinders 1 to 3.
Remove monitor sensor from cylinders 1 to 3.
Unscrew nuts.
Remove exhaust manifold (1).
Fig. 15: Locating Nuts
Installation:
Clean sealing faces and replace seals.
Replace nuts.
Tightening torque, 18 40 1AZ.
Fig. 16: Locating Seal Beads
REMOVING AND INSTALLING/REPLACING REAR EXHAUST MANIFOLD (N52K)
Necessary preliminary tasks:
- Remove front underbody protection
- Remove rear underbody protection
- Remove steering gear cover at top right
- Remove complete exhaust system
NOTE: The oxygen sensors are in danger of being damaged when the exhaust manifolds are removed and installed.
Remove control sensor 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.
READ NEXT:
Exhaust System, Complete
REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62TU)
Special tools required:
31 2 220
WARNING: Scalding hazard!
Only perform this work after engine has cooled down.
Danger of injury!
Removal of
Mufflers
REPLACING REAR MUFFLER (N62TU)
Special tools required:
00 2 210
31 2 220
WARNING: Scalding hazard!
Only perform these tasks after exhaust system has cooled down.
Support exhaust system with specia
SEE MORE:
Removing And Installing Outer Upper Rail Trim With Electric Anchor Fitting
Tensioner (From 04/2004)
Driver's seat only:
NOTE: Version with anchor fitting tensioner from 04/2004.
Lever trim (3) out of seat mechanism:
upwards,
slide towards rear
and feed out of anchor fitting tensioner.
Installation:
Secure plug connection with felt strip against unlocking.
Lock on plug connection to anchor fit
Smooth Running Measurement
The DISplus/GT-1 are helpful in pinpointing the cause of an engine misfire.
Once the short test is completed,
the fault memory of the ECM can be read out to determine which cylinder or
cylinders have set misfire faults.
There may or may not be any faults present. The engine could be running rough
