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

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, 2001 BMW X5, and 2000 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

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, see 12 14 2AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Fig 1: Releasing Screws

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NOTE: Interrogate fault memory of DME control unit.

Check stored fault messages.

Rectify faults.

Now clear the fault memory.