[V8] PRND321 Display problem

[Ingo Rautenberg]

I dunno.  Sounds like a contact problem to me as the circuits (which ones?) 
get warm/hot, the display goes haywire.  Eventually nothing is displayed 
:-( ...  Looks like I'll be doing some soldering of the IC at the very least 
and report back...

Ingo
----- Original Message ----- 
From: <dsaad at icehouse.net>
To: <v8 at audifans.com>
Sent: Monday, December 26, 2005 9:58 AM
Subject: Re: [V8] PRND321 Display problem


> Sounds like a classic switch adjustment problem to me.
>
> Dave
>
> Quoting Ingo Rautenberg <irautenberg at comcast.net>:
>
>> I wish everyone a Merry Christmas and Happy Hannukah!
>>
>>
>> Now to my patient, 1990 V8 Automatic:  As the car runs over an extended
>> period (over 10 minutes), the Shift display flickers and drops down a 
>> gear --
>> the actual tranny does not downshift to that gear, thank goodness.  Only
>> thing I have noticed is that when this happens and it alternates between
>> Drive and 3, when in Drive and I floor the accelerator, she'll 
>> downshift --
>> not so in 3.  Have not pulled any codes yet.  Also, when the indicator 
>> drops
>> down a gear and I move the trans selector to neutral, Drive is indicated, 
>> and
>> when I drop down to 3, 2nd is indicated.  Sometimes the display often
>> flickers more and may drop down to 2nd, 1st, whole display off/on, with 
>> no
>> actual gear change taking place.
>>
>> Any BTDT?
>>
>> TIA
>>
>> Ingo with Christmas plate full of things to do :-)
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>>
>
>
>
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