General Information - Telephone, Bluetooth
Hands-Free Calling, 9ZX
The Information Electronics Control Module 1 -J794- is
installed with the Microphone Unit In Front Roof Module -R164-
and is exclu
The Microphone Unit in Front Roof Module -R164- located in
the Front Interior Lamp -W1- can be replaced only as a complete
unit.
Removing
- Turn off the ignition and all electrical equipment an
Right and Left LED Headlamp Power Output Module 1 -A27-/-A31-, Removing
and Installing
Removing
- Remove the headlamp housing. Refer to
→ Chapter "Headlamp Housing, Removing and Installing".
- Remove the bolts -arrows-.
- Remove the power output module -1-.
- Disconnect
Component Location Overview - Transmission Control
Data Link Connector
Component location: the data link connector for the Vehicle
Diagnostic Tester is located in the footwell on the driver side.
AWD Control Module -J492- in the A4
Component location: the AWD Control Module -J492--1-
is in the lu