E 420 (210.072) V8-4.2L (119.985) (1997)
A16
Knock sensor (other designations A29, A30)
The knock sensor detects vibrations at the crankcase.
Knock Sensors, Design
Knock Sensors, Design
A16
Knock sensor (other designations A29, A30)
The knock sensor is a self-contained system. Inside the sensor are piezo crystals. The screened cable is fitted directly onto the knock sensor.
Knock Sensors, Function
Knock Sensors, Function