12 14 611 Replacing left knock sensors (N62)
WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
(Cylinder bank 5 to 8)
Interrogate fault memory of DME control unit.
Switch off ignition.
Remove INTAKE AIR MANIFOLD .
CAUTION:
Mixing up the knock sensor plug connections will result in engine damage!
Routing of wires and plug connections must conform to the original routing. This eliminates the risk of confusion and mix-ups.
Routing of wires and plug connections must conform to the original routing. This eliminates the risk of confusion and mix-ups.
Unfasten screws.
Tightening torque, see ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .
Remove knock sensors (1).
NOTE:
Interrogate fault memory of DME control unit. Check stored fault messages. Rectify faults. Now clear the fault memory.