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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 > Customer Interest for Antenna Control Module: > 9105-01 > May > 05 > Audio System - Poor Radio Reception > Page 34

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Screen displays strength of signal (LEVEL) in bar graph form (can be used for AM and FM).

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Press mix button briefly again.

^

Screen indicates number of stations broadcasting close to frequency band of selected station.

^

As the number increases for [mp] and (adj], static and signal crossing will increase.

To exit service mode:

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Depress and hold the mix button or switch radio OFF then back ON 

Navigation units

^

No internal diagnosis functions. Continue to antenna lead diagnosis.

Section 3 - Antenna Lead Diagnosis

After initial radio diagnosis using internal service functions, use the following procedures:

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Locate antenna lead/s from radio at system end-point, i.e. diversity box or antenna mast base.

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Check for proper connection. (follow steps for your type of system).

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For all systems, locate cable end-point at either diversity box or antenna mast base.

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Disconnect cable from either diversity box or antenna mast base.

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Carefully ground center wire in cable to chassis.

If reception returns:

^

Cable and radio are ok.

Relays and Modules > Relays and Modules - Accessories and Optional Equipment > Antenna Control Module > Component Information > Technical Service Bulletins > Customer Interest for Antenna Control Module: > 9105-01 > May > 05 > Audio System - Poor Radio Reception > Page 34

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