12 14 611 Replacing left knock sensors (cylinder bank 5 to 8) (M62)

WARNING: This page is about a different car, the 2003 BMW X5 and 2002 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Interrogate fault memory of DME control unit.

Switch off ignition.

Remove coolant manifold, refer to 11 53 325 REMOVING AND INSTALLING/REPLACING COOLANT MANIFOLD .

Remove pipe to water pump.

Installation:

Replace sealing ring.

CAUTION: Mixing up the knock sensor plug connections will result in engine damage!
The wiring and plug connections must correspond to the original routing. This eliminates the risk of mix-ups.

Release screws.

Tightening torque, refer to 12 14 2AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES - X5 4.6L .

Fig 1: Removing Left Knock Sensors (Cylinder Bank 5 To 8) (M62)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Now clear the fault memory.