431955 Replacing rear level sensor

WM 431955 Replacing rear level sensor

Replacing rear level sensor

Information

Some of the repair illustrations show only one side of the vehicle. Naturally, some steps also have to be performed on the opposite side of the vehicle as well. These must be carried out as a mirror image of the steps shown.

Information

- In running gear with level adjustment, a level sensor is installed on each spring strut.

- The level sensor is screwed to the chassis subframe and front upper wishbone.

- Make sure that the level sensor is fitted with the swivel range of the lever towards the outside of the vehicle.

1. Counter with an open-ended wrench on the two flats -1- and unscrew the fastening nuts -2-.





Removing level sensor

Illustration shows example
2. Unscrew both fastening screws -3-.
3. Release electric connector -a- and pull it off -arrow-.





Plug connection for level sensor

Illustration shows example

Installing rear level sensor

1. Plug in electric connector -arrow- on the level sensor -arrow- until the connector engages securely.





Plug connection for level sensor

Illustration shows example

Information

- In running gear with level adjustment, a level sensor is installed on each spring strut.

- The level sensor is screwed to the chassis subframe and front upper wishbone.

- Make sure that the level sensor is fitted with the swivel range of the lever towards the outside of the vehicle.

2. Tighten the fastening screws -3- ; -> 43 Tightening torques - Refer to Specifications.





Installing level sensor

Illustration shows example
3. Engage level sensor lever and position the sensor.
4. Position the fastening nut -2- , counter with an open-ended wrench on the two flats -1- and tighten the nut-> 43 Tightening torques - Refer to Specifications.

If a new level sensor is installed, then the control unit for level adjustment must be calibrated.

Calibrating rear level sensor

1. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition.
2. Select vehicle type using the cursor keys.
3. Select "Level adjustment" using the cursor keys.
4. Select the menu "Teach" and perform the calibration function.
5. Read out fault memory and correct any faults that are present, then erase fault memory.