Removing Battery Sensor

Switch off ignition and remove the remote control from the ignition lock.
Disconnect the negative cable -1- on the battery.

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Removing terminal clamps
Release and unplug electric connector on the battery sensor.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Disconnecting electric plug connection
Screw off fastening nut -2- on the body and remove ground strap and battery sensor.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.