Audi Q7: Communication

 Battery Test with Vehicle Diagnostic Tester

The Battery -A- can also be checked using the Vehicle Diagnostic Tester when it is installed and without being connected to a battery charger. Special tools and workshop equipment required Vehicle Diagnostic Tester Test Prerequisites No battery charger connected Battery -A- is connected. B

 Heater Core, Removing and Installing

Heater Core, Preparing for Removal - Turn on the ignition. - Adjust the airflow direction of the air on the Front A/C Display Control Head -E87- to "DEF" (to the windshield). - Set the temperature preset on the Front A/C Display Control Head -E87- for the left and right side to "col