Gear Sensor/Switch: Service and Repair

23 42 541 - Replacing shift and/or selector sensor GS6S37BZ (SMG)





Note:
After completing work:
- Perform "Teach in transmission" service function by means of DIS Tester





Necessary preliminary tasks:
- Remove SMG transmission Removing and Installing Transmission (GS6S37BZ SMG)





Important!
Shift and selector sensors can only be removed/installed when transmission is set to "N".





Removing shift sensor:
Unfasten screws.
Tightening torque 23 41 11AZ [1][2]Automatically Shifted Manual Transmission/Transaxle.
Turn shift sensor (1) approx. 90° clockwise.

Installation:
Replace screws.





Lever out shift sensor (1) upwards at an angle.
Unclip cable.





Installation:
Fit shift sensor (1) downwards at an angle and turn counterclockwise until installation position is reached.

Important!
Risk of damage:
When fitting shift sensor (1), make sure that lever (2) engages in groove (3) on selector rod.





Removing selector sensor:
Unfasten screws.
Tightening torque 23 41 11AZ [1][2]Automatically Shifted Manual Transmission/Transaxle.
Turn selector sensor (1) counterclockwise slightly.

Installation:
Replace screws.





Lever out selector sensor (1) upwards at an angle.
Unclip cable.





Installation:
Fit selector sensor (1) downwards at an angle and turn clockwise until installation position is reached.





Note:
After completing work:
- Perform "Teach in transmission" service function by means of DIS Tester