Vanden Plas L6-4.0L (1990)
Air Door Position Sensor / Switch: Service and Repair
Upper Feedback Potentiometer
Upper Feedback Potentiometer
Removal
NOTE: The potentiometer is supplied preset on the mounting plate and MUST NOT be disturbed.
1. Open the bonnet and disconnect the battery earth lead.
2. Remove the left hand dash liner.
3. Remove the three screws securing potentiometer fixing plate.
4. Disconnect the cable connector.
5. Withdraw the potentiometer complete with plate from its location.
NOTE: Installation is the reverse of the removal procedure.