C 230 (203.040) L4-1.8L SC (271.948) (2005)
Knock Sensor: Description and Operation
GF07.04-P-6030KE Component Description For The Knock Sensor
- up to model year 08
Component Identification
The knock sensor is located at the left rear on the cylinder housing.
Component Identification
Task
The knock sensor detects vibrations on the cylinder housing for anti-knock control.
Knock sensor signal may also indicate engine damage (e.g. increased engine noise resulting from widened piston grooves).