Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Antenna System
Before troubleshooting or servicing, the technicians must be familiar with the function and operation of the radio system.
Refer to the Owner's Manual.
When the battery is reconnected, check any affected system or component (radio, clock, comfort electrical connection etc.) according to the repair information and/or the Owner's Manual.
Antenna system is installed in the rear window.
It consists of several antenna modules and antenna wiring in rear window.
Positive and negative side frequency filters are also installed.
One roof antenna for receiving satellite radio is installed.
An antenna system with diversity function is installed with the following radios or radio/navigation systems
- RNS (Radio Navigation System) MFD 2 with DVD drive
- Radio Premium Sound System (Premium 7)
- RCD 510 (Premium 8)
- RNS 510
The antenna system with diversity function serves to improve and optimize the reception quality in the vehicle.
The diversity function is installed directly in these radio or radio/navigation units. The vehicle does have an additional antenna selection control module. The unit analyses the terrestrial antenna signals coming in and the better antenna signal is then used.
An antenna system without diversity function is installed with the following radios or radio/navigation systems
- Radio Sound System (RCD 210 Entry Radio)
Antenna module installation location:
1 -
AM/FM radio reception antenna module, removing and installing antenna module, refer to RADIO RECEPTION ANTENNA MODULE .
2 -
Navigation antenna module, removing and installing antenna module, refer to NAVIGATION ANTENNA MODULE .
3 -
Telephone antenna module, removing and installing antenna module, refer to TELEPHONE ANTENNA MODULE .
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.