86 coupe temp guage

[John S. Lagnese]

Check all grounds!
----- Original Message ----- 
From: "Wayne Reser" <popflyz at yahoo.com>
To: <quattro at audifans.com>; <mdonohoe at axcessisp.net>
Sent: Monday, August 13, 2007 4:36 PM
Subject: 86 coupe temp guage


>I have two 87.5 Coupes with the very same problem.  The digital temp guages 
>behave normally some of the time but will zoom off the scale and into 
>fault-mode after only a little bit of driving.  Backing off the throttle 
>will temporarily bring the indicator out of fault-mode and then the temp 
>always is where it should be.
>
>  My hoses are good and I recently had cooling system work done on both 
> cars; my mechanic in one case and me in the other (Look out! He's got a 
> wrench!!!).  No change.
>
>  I figure the odds of both water pumps going on the fritz is relatively 
> low and I have no other pump related symptoms.
>
>  My bet is on the temp sensors, but I will double check the obvious and 
> not so obvious stuff mentioned.
>
>  Mark, email me off-line and we'll compare notes...
>
>  Wayne
>  87 Coupe SB Tornado Red, Project
>  87 Coupe SB Anthracite Black, Daily
>  86 Coupe CE Graphite, Donor
>
>
>
>
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