[urq] Lift Throttle Unintended Acceleration - '83 UrQ

Michael Hopton Michael at siliconoptix.com
Fri Feb 17 13:20:32 EST 2006


Ben,
It could well be the WOT switch stopping the throttle from
closing. Worst case it will actually keep the throttle open
quite exciting when accelerating hard and then trying to
brake for a corner.

The bent piece of metal on the switch can cause the throttle
to stay open if it is not set properly, btdt.

Cheers, Mike

-----Original Message-----
From: urq-bounces at audifans.com [mailto:urq-bounces at audifans.com] On
Behalf Of Ben Swann
Sent: Friday, February 17, 2006 1:05 PM
To: urq at audifans.com
Cc: benswann at comcast.net
Subject: [urq] Lift Throttle Unintended Acceleration - '83 UrQ

OK - Being a little sarcastic here, and I don't mean to unbury two sets
of old phenomenon, yet I have an interesting feature my car presents
that I suppose could be described by the Subject line: Lift Throttle
Unintended Acceleration with my '83 Ur Quattro.

 

Basically, I'll be accelerating nearly Wide Open Throttle - no problem
there.  However, have noticed that when I begin to lift my foot off the
go pedal, either to reduce acceleration, or to slow down, there is a
momentary acceleration surge.  So I'm wondering what the cause may be.
It seems that there may be more power to be had, since the car briefly
seems more powerful when letting off the throttle, as it accelerates
briefly then it decelerates normally.  It also is a little unnerving
when you go to slow down and the car speeds up.

 

Ben 

benswann at comcast.net

 

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