Removing and Installing Level Control Module

WM 431619 Removing and installing level control module





Removing level control module

Warning:
Risk of damage to electronic control modules.
- If care is not taken, electrical and electronic components may be destroyed.

- Before removing the control module, switch off the ignition and remove the ignition key.

Information
- The control module is located behind the right rear side section trim.





Overview of level control module

1. Remove the cover of the right rear side section trim.
2. Remove warning triangle and emergency kit.
3. Pull up the clip of the control module holder and tilt the control module out of the holder.





Pull plug off at the top of the level control module.

4. Pull the latch of the upper electrical plug upwards -a- and remove plug.
5. Pull out control module and pull the latch on the electrical plug -a- and remove plug.





Pull plug off at the bottom of the level control module.

Installing the level control module

1. First place the smaller plug on the control module and slide in the latch -a-.





Push plug on at the bottom of the level control module.

2. Position the control module in the installation position and insert the second plug on the control module and lock it -a-.





Push plug on at the top of the level control module.

3. Code level control module.
4. Calibrate the level control module.
5. Insert the control module into the holder and position with the clip.
6. Store the emergency kit and warning triangle and place on the cover of the right rear side section trim.

Coding level control module

Information
- During coding, it is essential to guarantee the power supply for the PIWIS Tester 9718. It is essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery.
- The PIWIS Tester 9718 instructions take precedence and in the event of a discrepancy these are the instructions that must be followed. Deviations may occur with later software versions.
- The procedure described here has been structured in general terms; different text or additions may appear in the PIWIS tester 9718.

1. Connect the PIWIS tester 9718 to the vehicle and start it. Switch on the ignition. ] continue.
2. Select vehicle type using the cursor keys.
3. Using the ] key, move from the vehicle type to the list of control modules.
4. Select Level control and press the ].
5. Select Coding and press the ].
6. Select Select country and code with the F8.





7. Read out fault memory and erase if required.

Calibrating the level control module

Information
- During coding, it is essential to guarantee the power supply for the PIWIS Tester 9718. It is essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery.
- The PIWIS Tester 9718 instructions take precedence and in the event of a discrepancy these are the instructions that must be followed. Deviations may occur with later software versions.
- The procedure described here has been structured in general terms; different text or additions may appear in the PIWIS tester 9718.

Information, measuring points, procedure, and conditions for calibration:

1. Connect the PIWIS tester 9718 to the vehicle and start it. Switch on the ignition. ] Continue.
2. Select vehicle type using the cursor keys.
3. Using the ] key, move from the vehicle type to the list of control modules.
4. Select Level control and press the ].
5. Select Actual values and press the ].
6. Select the Actual values menu and display the safety code. Then read out the safety code and make note of it.
7. Select the menu Calibration, enter the safety code and carry out the Calibration function. Follow the instructions on the PIWIS tester.
8. Read out fault memory and erase if required.