Volkswagen Workshop Manuals
New Beetle L4-2.0L (AZG) (2003)
Relays and Modules > Relays and Modules - Accessories and Optional Equipment > Antenna Control Module > Component Information > Technical Service Bulletins > All Technical Service Bulletins for Antenna Control Module: > 9105-01 > May > 05 > Audio System - Poor Radio Reception > Page 20
If reception does not return:
Problem is located further forward in the system.
For problems forward of the antenna system:
Continue with Section 3a.
For problems at antenna system:
Skip to Section 3b.
For problems at antenna systems:
All checks should be done outdoors away from buildings.
Section 3a - Problems forward of antenna system
First verify connection at Radio (check for bent or crushed connections and proper fit).
If all connections appear ok:
Ground antenna lead at radio or attach external antenna mast to radio unit (check for reception).
If reception returns:
Problem is located between radio and antenna.
Check connections near center console:
If connections are OK:
Check resistance of cable from end to end.
If More than .4 ohms:
If reception does not return;
Replace radio unit.
Section 3b - Problems at antenna system, Diversity Antenna (Touareg, Passat W8)
If concern is only AM poor / no reception;
Locate AM antenna amplifier.
Touareg: located above left side window.
Passat W8: Sedan above rear window.
Passat Wagon: located on left rear window.
Check for proper connections at amplifier both from diversity box and to glass.
If connection issue is at glass or on glass:
Glass must be replaced.
If connection problem to amplifier:
Repair connection (replace cable or amplifier).
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