Removing DME Control Unit With Anti-Theft Protection

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.

Move the bonnet into service position.
Unscrew both fastening screws -1- on the control unit bracket and remove water drip pan -2- .

Fig 1: Removing Water Drip Pan
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Information

Left-hand drive vehicles are fitted with a protection cap over the connector. This must be folded upwards before releasing and disconnecting the connector.
Unclip DME cables at the two holders -1- and lift DME control unit including anti-theft protection bar and connected cables up and out.

Fig 2: Unclipping DME Control Unit Cables
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Fit A Large Vice-Grip Wrench (at least 300 mm long) at the side of the weld nut on the projecting neck of the three shear bolts -1- several times and unscrew anti-clockwise, then remove the anti-theft protection bar -2- .

Fig 3: Front And Rear View Of DME Control Unit With Anti-Theft Protection Bar
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fig 4: Fitting Large Vice-Grip Wrench On Shear Bolt
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Release the two electric plug connections and pull them off one after the other.