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Ignition System: Service and Repair






Ignition System Overview






1 Knock Sensor (KS) 1 (G61)

Contacts gold plated

2 Knock Sensor (KS) 2 (G66)

Contacts gold plated

3 Ignition Coil with Power Output Stage ((N70, N127, N291, N292))

Removing and installing, refer to => [ Ignition Coils with Power Output Stages ] Service and Repair

To remove, use the ignition coil puller (T40039).

4 Spark Plug

30 Nm

To remove, use the spark plug removal tool (3122 B)

5 Bolt

20 Nm

Tightening specifications affect the function of the knock sensor

6 Bolt

10 Nm

7 Camshaft Position (CMP) Sensor (G40)

Contacts gold plated

8 O-ring

If damaged, replace O-ring