Microphone Unit in Front Roof Module -R164-, FROM 11/03/2008

The Microphone Unit In Front Roof Module -R164- in installed in the Front Interior Lamp -W1-. Depending on the equipment, there are up to three microphones installed.

One microphone (Interior Microphone -R74-) is connected directly to the Digital Sound System Control Module -J525-. The other microphones are connected to the Information Electronics Control Module 1 -J794-.

Fig 1: Identifying Microphone Unit (In Front Roof Module) R164 From MY07

Courtesy of AUDI OF AMERICA, LLC

1. Microphone (Blue) to Information Electronics Control Module 1 -J794-
2. Interior Monitoring Transceiver Module 1 -G303-
3. Microphone (Black) to Information Electronics Control Module 1 -J794-
4. Interior Microphone -R74- (Black) to the Digital Sound System Control Module -J525-
5. 6-Pin Connector -T6c-

Fig 2: Identifying Multi-Pin Connector Assignments

Courtesy of AUDI OF AMERICA, LLC

1. Left Front Microphone -R140- (Black)
2. 6-Pin Connector -T6c-, Pins 1 and 2: Left Front Microphone -R140- (Black), Pins 3 and 4: Interior Microphone -R74- (Black), Pins 5 and 6: Right Front Microphone -R141- (Blue)
3. Interior Microphone -R74-, black
4. Right Front Microphone -R141-, blue