Suspension Control Module: Service and Repair

WM 431619 Removing and installing levelling system control unit

Tools





Technical values





Preliminary work

1. If a new control unit has to be installed, the values/coding must be read out using the 2nd generation PIWIS Tester 9818 prior to removing the "old" PASM control unit. -> 431655 Replacing PASM control unit.
2. Remove rear right luggage compartment side-panel lining. -> 700319 Removing and installing side-panel lining for rear luggage compartment - section on "Removing" Service and Repair

Removing levelling system control unit





Installation position of levelling system control unit

Information

Always comply with the regulations for handling ESD-sensitive components!

- Assembly work must only be carried out if the mechanic is wearing the working clothes and shoes approved by Porsche.

- The new part must only be removed from the ESD (electrostatic discharge) protective packaging just before installation and at the position at which the part is to be installed.

- Never touch the electric pins and plug contacts.

NOTICE

Voltage peaks

- Risk of damage to load or to the control unit

-> Remove the ignition key and switch off load before disconnecting or removing load.

1. Screw off three fastening nuts -1- and remove the control unit.





Removing control unit

2. Release electric plug connection -1- ( -a- ) and pull it off -B-.





Releasing and pulling off plug connections

3. Release electric plug connection -2- ( -a- ) and pull it off -B-.

Installing levelling system control unit

Information

Always comply with the regulations for handling ESD-sensitive components!

- Assembly work must only be carried out if the mechanic is wearing the working clothes and shoes approved by Porsche.

- The new part must only be removed from the ESD (electrostatic discharge) protective packaging just before installation and at the position at which the part is to be installed.

- Never touch the electric pins and plug contacts.

1. Plug in electric plug connection -1- ( -B- ) and lock it -a-.





Plugging in and locking plug connections

2. Plug in electric plug connection -2- ( -B- ) and lock it -a-.
3. Fit control unit on the bracket and tighten three fastening nuts -1-. => Tightening torque: 10 Nm (7.5 ftlb.)





Installing control unit

Subsequent work

1. Install rear right luggage compartment side-panel lining. -> 700319 Removing and installing side-panel lining for rear luggage compartment - section on "Installing" Service and Repair
2. If the control unit was replaced, the "new" control unit must be adapted to suit the vehicle using the 2nd generation PIWIS Tester 9818. -> 431655 Replacing PASM control unit.