Battery Trickle Charge

WARNING: This page is about a different car, the 2020 Porsche Panamera, 2019 Porsche Panamera, 2018 Porsche Panamera, and 2017 Porsche Panamera. However, it is still accessible from the selected car via links, so may be relevant.

Information

When working or carrying out tests on the vehicle or when the vehicle is in the workshop, a battery charger with a rated current of at least 90 A must be connected.
As soon as the vehicle is unlocked, e.g. the vehicle is in the workshop or salesroom, it must be trickle charged using a battery charger.

Switch off ignition and remove remote control (hand-held transmitter).
Switch off all loads (e.g. lights).
Open protective cover on the positive terminal for the external power connection.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

External power connection
Connect wires from the charger to the external power supply points.
Set the charge current on the battery charger according to the battery capacity.
Switch on battery charger.
Set the charge current on the battery charger according to the battery capacity.
Switch on battery charger.