Battery Trickle Charging

→ "Workshop Equipment and Special Tools Manual" Battery chargers.

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 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 with a battery charging device. 

→ Always connect charging cables/jump leads to the external power supply for jump-lead starting.

1. Open protective cover on the positive terminal for jump-lead starting -+-  (-arrow-  ).
2. First, connect the positive cable from the charger to the positive terminal -+-  .
3. Connect the negative cable from the charger to the ground point for jump-lead starting -  .
4. Read operating instructions for the charger.
5. Switch off all loads.
6. Switch on the charger.
   Fig 1: Identifying Protective Cover On Positive Terminal For Jump-Lead Starting

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.