Re: Stereo rear amp shorted? - 87 5KTQ

[Kneale Brownson <knotnook@traverse.com>]

Get a fire extinguisher fast and  then look at postings over the last two
or three days regarding fires from faulty speaker amps, Mark.

Kneale Brownson


At 09:55 PM 6/11/99 -0400, M Connors wrote:
>    Can anyone offer any pointers to troubleshooting the rear amplifier
>in a 1987 5KTQ?  I have had a ongoing problem with no audio coming out
>of the rear speakers with my stock Bosch radio. This has prompted me to
>upgrade the stereo in the car in an attempt to fix my rear speaker
>problem.  After some diagnosing this evening I now believe that there is
>a "short" in the rear amp that is causing my problem.  The short theory
>was confirmed when I wired in my new stereo.  I have found that if the
>rear speakers are connected to the new stereo; all 4 speakers go dead. I
>can not obtain any audio. (even with volume moderately pegged).  When
>the rear speakers are removed the stereo works great. I was wondering if
>anyone out there had any thoughts/suggestions/similar experiences? (BTW,
>when I power the old or new stereo up I can hear the rear amp relay
>click in the trunk.)   Was also wondering if amp failure is another
>common Audi "trademark" such as (let's see now) seized door handles,
>broken key locks, broken exhaust manifold studs  jumping speedo's,
>radiator neck breakage  ... (Ahh, the rewards of Audi ownership).
>
>Thanks in advance.
>Mark
>
>
>