Overview - Microphone Unit

WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

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: Microphone Unit in Front Roof Module -R164-

Courtesy of AUDI OF AMERICA, LLC

6-Pin Connector -T6e-
Microphone (blue) to Information Electronics Control Module 1 -J794-
Microphone (black) to Digital Sound System Control Module -J525-
Microphone (gray) to Information Electronics Control Module 1 -J794-

Fig 2: Connector Assignment

Courtesy of AUDI OF AMERICA, LLC

LHD vehicle:

Left Front Microphone -R140-, gray
6-Pin Connector -T6e-, Pin 1-2: Left Front Microphone -R140- (gray), Pin 3-4: Interior Microphone -R74- (black), Pin 5-6: Right Front Microphone -R141- (blue)
Right Front Microphone -R141-, blue
Interior Microphone -R74-, black

RHD vehicle:

Right Front Microphone -R141-, blue
6-Pin Connector -T6e-, Pin 1-2: Right Front Microphone -R141- (blue), Pin 3-4: Interior Microphone -R74- (black), Pin 5-6: Left Front Microphone -R140- (gray)
Left Front Microphone -R140-, gray
Interior Microphone -R74-, black

Microphone Unit in Front Roof Module -R164-, removing and installing. Refer to Microphone Unit in Front Roof Module -R164-, REMOVING AND INSTALLING .