Battery, Checking
WARNING: This page is about a different car, the 2025 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
Battery, Checking. Refer to Battery, Checking .
The Battery -A- is checked in the Data Bus On Board Diagnostic Interface -J533- OBD in the"Guided Fault Finding" mode using the Vehicle diagnostic tester.