mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Tune-up and Engine Performance Checks > < Knock Sensors, Location/Task/Design/Function|Page 4236
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Knock Sensor: Service and Repair

Remove/Install knock sensors

Shown On Engine 112 In Model 220

DANGER:

-

Risk of death. Death may result if vehicle slips or topples from the lifting platform.

-

Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points
specified by the vehicle manufacturer.

1.1 Remove intake manifold
1.2 Remove compressor
2

Unscrew knock sensor from cylinder block

Bolt securing knock sensor to cylinder block - 20 N.m

3

Install in the reverse order

Tune-up and Engine Performance Checks > < Knock Sensors, Location/Task/Design/Function|Page 4236