Audi A4: Microphone Unit in Front Roof Module -R164-, Removing and Installing
The Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1- is comprised of the Interior Microphone -R74-, the Left Front Microphone -R140- and the Right Front Microphone -R141-. The individual microphones can be replaced separately.
Removing
- Turn off the ignition and all electrical equipment and remove the ignition key.
- Remove the Front Interior Lamp -W1-. Refer to → Electrical Equipment; Rep. Gr.96; Controls; Component Location Overview - Controls in Roof Trim Panel.
- Unclip and disconnect the connector -2- and the connectors on the microphones -4 and 5- from the retainer in the Front Interior Lamp -W1--1-.
- Pry each microphone -3, 4 and 5- out of the Front Interior Lamp -W1--1-.
Installing
- Installation is identical in reverse order of removal.
Cellular Telephone Amplifier -R86-, Removing and Installing
The Cellular Telephone Amplifier -R86- is behind the right luggage compartment side trim panel.
Removing
- Turn off the ignition and all electrical equipment and remove the ignition key.
- Remove the right luggage compartment side trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels; Luggage Compartment Side Trim Panel, Removing and Installing.
The Cellular Telephone Amplifier -R86--1- is locked into place in the bracket -2-.
It must first be removed with the bracket -2-.
- The connectors must be released and disconnected from the Cellular Telephone Amplifier -R86--1- and from the Parking Heater Radio Receiver -R64-.
- Remove the nuts -arrows- from the bracket -2-, and remove the bracket.
- Remove the Cellular Telephone Amplifier -R86--1- from the bracket -2-.
Installing
- Install in reverse order of removal. Note the following:
Tightening Specifications
- Refer to → Chapter "Component Location Overview - Telephone System"
Telephone Baseplate -R126-, Removing and Installing
The Telephone Baseplate -R126- is located under the center console storage compartment.
Removing
- Turn off the ignition and all electrical equipment and remove the ignition key.
- Remove the center console. Refer to → Body Interior; Rep. Gr.68; Center Console; Center Console, Removing and Installing.
- Release and disconnect the connectors from the Telephone Baseplate -R126-.
Note
In the illustration the storage compartment is shown without the center console.
- Pry out the Telephone Baseplate -R126--2- in the direction of -arrow- out of the storage compartment.
Installing
- Installation is identical in reverse order of removal.
READ NEXT:
Overview - Navigation System
Overview - Navigation System, MMI Navigation, 7UF
7UF - Navigation
Information Electronics Control Module 1 -J794- with
integrated CD player/SD memory card reader/navigation system in
the glove comp
Component Location Overview - Navigation System
1 - Bracket
2 - Bolt
3 Nm
Quantity: 2
3 - Information Electronics Control Module 1 -J794-
Connector assignment. Refer to
→ Wiring diagrams, Troublesho
SEE MORE:
Special driving situations
Driving uphill and downhill
When driving uphill, downhill, or at high altitudes,
note the following information:
Drive slowly and carefully.
Do not try to turn around if you cannot safely
drive on an incline or hill. Instead, drive in reverse.
When driving down hills, you can activate the
hill
Repair Information
Minimum Curing Times for Bonded Windows
For safety reasons, use only non-conductive two-part adhesive
when installing windshield and rear window with the materials
listed below.
The vehicle can only be used after the minimum curing time has
elapsed.
During the minimum curing time, the vehicle mu
