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Subject:Re: Engine Dies/Vacuum test
From:Peter Cassidy
Date:Thu, 4 May 2000 10:47:13 +0100

>At 21:38 5/3/2000, David Ricketts wrote:
>>The engine died while driving home today. While trying to accelerate in
>>2nd or 3rd the engine lost power all of a sudden.  I stop and gave it
>>full gas and it would rev a little then die and then rev a little until
>>it finally died.  It didn't sound like it was missing, but rather
>>running normal then stopped running for a second then started again. I
>>turned of the engine and immediately restarted and it ran fine (BTW the
>>engine was warm).   Not sure where to look??
>
>Electrical connector at distributor -- they break and short out.  No
>promise, but it would cause that sort of trouble.  Bad connection at
>ECU.  *Maybe* throttle switch -- should close at idle and full
>throttle.  Bad connection at ignition module or coil.  If 1.9l, bad idle
>stabilizer box or connections thereto.  Prolly lots of other things.  Get a
>digitool from Darrel Boehler to help sort out possibilities -- it shows
>coil pulses, FI pulses, fuel pump power, throttle switch; AFM, O2, T-II,
>T-I sensor outputs.

A dodgy AFM connector will also appear exactly as above. I know someone
(no names!) who changed their air filter & had this problem. The engine
would idle just fine & rev to about 1500 RPM before losing power and
dying. Turns out the AFM connector was left off. Duhh!

Pete C

--
Peter Cassidy,                   pcassidy@apple.com
Sr. Test Dev. Engineer             +353-21-284316
WW Operations
Apple, Cork, Ireland.

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