[V8] Hot Start problems - but starts when floored

David M daves745t at gmail.com
Mon Sep 28 15:25:22 PDT 2009

Interesting. Thanks! So I would imagine if it were failing that the
car would be running pretty rich. So I might be getting a lot of
carbon build up and gasoline smell?

On 9/28/09, Ed Kellock <ekellock at gmail.com> wrote:
> The ECU temp sensor is on the back of the passenger side head below the
> distributor.
> In some cases when it fails, it signals that the engine is too cold, causing
> the ECU to throw too much fuel into the mix.  Hold the throttle wide open
> adds air.
> Ed
> -----Original Message-----
> From: David M [mailto:daves745t at gmail.com]
> Sent: Monday, September 28, 2009 4:01 PM
> To: Ed Kellock
> Cc: v8 at audifans.com
> Subject: Re: [V8] Hot Start problems - but starts when floored
> Ed - thanks for the reply. Maybe you could help me understand a little
> better. Is that the G82 sensor that is near the top radiator hose?
> Also, any thoughts as to why would it start (sometimes) when floored?
> Thanks. -Dave
> On 9/26/09, Ed Kellock <ekellock at gmail.com> wrote:
>> ECU temp sensor.
>> -----Original Message-----
>> From: v8-bounces at audifans.com [mailto:v8-bounces at audifans.com] On
>> Behalf Of David M
>> Sent: Friday, September 25, 2009 2:23 PM
>> To: v8 at audifans.com
>> Subject: [V8] Hot Start problems - but starts when floored
>> Been having the classic hot start/no start problem that seems to be
>> getting worse. When the car is cool or cools off it starts up w/o
>> issue.
>> I was totally frustrated and tried flooring it while cranking and the
>> V8 started! I used to have to do this to my Dad's 77(?) Pontiac LeMans
>> (what a POS).
>> Anyway, what does the fact that it starts when floored suggest is the
>> problem? Still the reference sensor or something else?
>> Unfortunately, my tach dies long ago so I couldn't tell you if if
>> moves when the engine is cranking. -Dave
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