Note: For radio reception, an antenna with an electronic amplifier is installed on the roof of the car as standard. The antenna amplifier is located at the base of the antenna.
1 - antenna rod
2 - antenna base
with built-in amplifier. To remove, lower the roof trim in the rear of the passenger compartment.
3 - antenna wire from the antenna
on the roof to the front of the center console.
4 - antenna wire
from the center console to the radio.
5 - Hex nut
The nut is connected to the toothed washer by means of a plastic ring. Apply plastic grease for electrical contacts to the inner surface of the roof in the area of the toothed washer (ground connection).
6 - sealing gasket
Base for combined antenna for radio, telephone and navigation system
7 — base of the combined antenna
Two amplifiers are installed for the radio and navigation system.
8 - M14 nut with toothed washer
The nut is connected to the toothed washer by means of a plastic ring. Apply plastic grease for electrical contacts to the inner surface of the roof in the area of the toothed washer (ground connection).
9 - Plug connector with union nut for navigation system
10 - radio plug connector
11 - Phone jack
Measures to protect against radio interference
An important part of the electrical consumers in the car is the serially installed protection against radio interference.
Sources of radio interference in a car with a radio or a radio being prepared for installation are:
- cooling system fan motor
- windshield wiper motor
- rear window wiper motor.
In a vehicle with a radio or one being prepared for installation of a radio, an additional ground connection is installed:
- ground jumper from the left wheel arch to the engine compartment hood.
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