General Information: Telephone: Troubleshooting: Notes
WARNING: This page is about a different car, the 2015 Volkswagen Passat, 2014 Volkswagen Passat, 2013 Volkswagen Passat, and 2012 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.
The telephone system has On Board Diagnostics (OBD).
Use "Guided Fault Finding" function in the Vehicle Diagnostic Tester.
NOTE:
Familiarity with the function and operation of the telephone system is needed if there are customer concerns.
For additional information, refer to the Owner's Manual and appropriate Wiring Diagram.
Check all vehicle equipment (clock, convenience systems, etc.) after connecting the battery, refer to [For transmission(s) 0A4, 02E, 09G, 02Q] [For engine(s) CVCA, CDVB, CPRA, CBTA, CPKA, CKRA, CBUA] Removal and Installation and/or the Owner's Manual.