12 14 610 Replacing right knock sensors (cylinder bank 1 to 4) (M60, M62)

Interrogate fault memory of DME control unit.

Switch off ignition.

Disconnect intake air manifold, refer to 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD (M62) .

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.

Fig 1: Releasing Screws

Tightening torque, refer to 12 14 2AZ ELECTRONIC SWITCHING .

Remove knock sensors.

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