Removal and Replacement

KNOCK SENSOR

REMOVAL AND INSTALLATION

CAUTION: When the knock sensor replacement is performed, use scan tool MB991958 to initialize the learning value (Refer to general (body and chassis), Initialization Procedure for Learning Value in MFI Engine).

Pre-removal And Post-instllation Operation:

Removal Step 1:

Required Special Tool:
- MD998773: Knock Sensor Wrench

REMOVAL SERVICE POINT

[[A]] KNOCK SENSOR REMOVAL






Use special tool MD998773 to remove the knock sensor.

INSTALLATION SERVICE POINT

]]A[[ KNOCK SENSOR INSTALLATION






Use special tool MD998773 to tighten the knock sensor to the specified torque in the same manner as removal.

Tightening torque: 23 ± 2 N.m (17 ± 1 ft.lb)