Overview - Mobile Online Services, NZ2/NZ3, Through My 2019

The mobile online services are based on the Control Module for Emergency Call Module and Communication Unit -J949-.

The Control Module for Emergency Call Module and Communication Unit -J949- is safeguarded against a crash by being installed behind the A/C controls. The Control Module for Emergency Call Module and Communication Unit -J949- contains an emergency call module and a compass module. A separate SIM card for the emergency call function is installed.

Fig 1: Exploded View Of Mobile Online Services

Courtesy of AUDI OF AMERICA, LLC

1. Information Electronics Control Module 1 -J794- in the Glove Compartment
2. Control Module for Emergency Call Module and Communication Unit -J949- behind the A/C controls
   • Telematics Emergency Battery - A16- installed in the Control Module for Emergency Call Module and Communication Unit -J949-
3. Telephone Microphone -R38- in the Front Roof Module -WX3-
   • NZ2

     - Emergency Call Module Microphone -R321- in the Front Roof Module -WX3-

   • NZ3
4. Emergency Call Module Speaker -R335- under the Glove Compartment on the A/C Unit
5. Roof Antenna -R216-
   • GPS Antenna 2 -R268-
   • Emergency Call Module Antenna -R263-

• NZ2 - eCall
• NZ3 - ERA Glonass

Troubleshooting

Fault Finding is performed using the "Guided Fault Finding"  on the Vehicle Diagnostic Tester.

When there are concerns about the function, it necessary to be familiar with the Mobile Online Services functions.

For additional information. Refer to the Owner's Manual and the appropriate Wiring Diagram.