Transmission Position Sensor/Switch: Service and Repair
Multifunction Transmission Range Switch (F125)
Special tools, testers and auxiliary items required
• Torque Wrench (5-50 Nm) (V.A.G 1331)
Removing
- Move the selector lever into the "N" position.
With a 6 Cylinder Engine:
- Turn off the ignition and disconnect the battery ground cable.
- Remove the coolant expansion tank.
Continuation for all Vehicles:
- Squeeze the selector lever cable locking mechanism - 3 - and pull the selector lever cable out of the bracket.
- Remove the selector lever cable - 1 - from the selector shaft lever by hand.
- Do not bend or kink the selector lever cable.
- Disconnect the connector from the multifunction switch.
- Remove the nut - 1 -.
- Remove the spring washer - 2 - and the selector shaft lever - 3 - from the selector shaft - 4 -.
- Bend back the tabs on the lock washer - 2 - using a screwdriver.
- If the tabs on the lock washer break wile bending, the lock washer must be replaced.
- Remove the nut - 1 -.
- Remove the bolts - 5 -.
- Remove the multifunction switch - 4 - and washers - 2 and 3 - from the selector shaft - 6 -.
Installing
Install in reverse order of removal. Pay attention to the following:
- Install the multifunction switch- 4 - to the selector shaft - 6 -.
- Install the bolts - 5 - hand tight.
- Install the washers - 2 and 3 - onto the selector shaft - 6 -.
- Install the washer - 2 - with the tabs facing up.
- Install the washer - 2 - with the long narrow guide into the long narrow depression in the selector shaft - 6 -.
- Tighten the nut - 1 - to 7 Nm.
- Secure the nut - 1 - by bending the tabs on the lock washer downward - 2 -.
- Replace the lock washer if several of the tabs break off while being bent.
- Place the selector shaft lever - 3 - onto the selector shaft - 4 -.
- Move the selector shaft lever - 3 - into the "P" position. This means, push the selector lever - 3 - opposite the drive direction until it stops.
- Move the selector lever - 3 - into the "N" position. Push the lever - 3 - two positions forward in the direction of travel.
- Install the spring washer - 2 - and the nut - 1 - onto the selector shaft - 4 -.
- Tighten the nut - 1 - to 13 Nm.
With a 6 Cylinder Engine:
- Install the coolant expansion tank.
- Connect the battery ground cable.
Continuation for all Vehicles:
- Check the selector mechanism. Refer to => [ Selector Mechanism, Checking ] Component Tests and General Diagnostics