Removing Control Unit For Rear-Differential Lock

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Information

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

Assembly work may 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 .

Fig 1: Identifying Installation Position Of Control Unit For Rear-Differential Lock
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

NOTE: 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.

Pull carpet to the left and move it aside.
Release electric plug connection -1- (-a- ) and disconnect it -A- .

Fig 2: Disconnecting Connector On Control Unit For Rear-Differential Lock
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew fastening screw -2- .
Pull control unit for rear-differential lock -3- and holder out of the guides -4- and remove them.

Fig 3: Identifying Control Unit For Rear-Differential Lock And Screws
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unclip control unit for rear-differential lock -3- from the holder and pull it out.