Battery Trickle Charging

WARNING: This page is about a different car, the 2024 Porsche 911, 2023 Porsche 911, and 2022 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: NOTIFICATION
Using charging cables/jump leads directly on the vehicle battery.

Risk of damage to battery sensor
→ Always connect charging cables/jump leads to the external power supply for jump-lead starting.

Information

When working or carrying out tests on the vehicle or when the vehicle is in the workshop, a battery charger with a current rating of at least 40 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.
Charge voltage: 14.4 volts

Workshop equipment Battery chargers.

External power connection
1. 1.1 First, connect the positive cable from the charger to the positive terminal -+-.
2. 1.2 Then connect the negative cable from the charger to the ground point for jump lead starting -.
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

External power connection
Switch off all loads.
Switch on the charger.