Re: HELP - URQ - Dead, Alive, Dead, Alive, Currently Dead

["Nigel Raby" <nigel.raby@lineone.net>]

Sorry

Urq is an 82 WR, UK spec.

-----Original Message-----
From: Buchholz, Steven <Steven.Buchholz@kla-tencor.com>
To: quattro@coimbra.ans.net <quattro@coimbra.ans.net>; 'Nigel Raby'
<nigel.raby@lineone.net>
Date: 22 July 1998 00:18
Subject: RE: HELP - URQ - Dead, Alive, Dead, Alive, Currently Dead


>> After a 20 mile spirited drive yesterday evening URQ was left parked for
>> 3hrs, On return it would not start, just gave a little pop & then dead.
>>
>> I removed Plug No1 to check for spark, On turning over urq fired up let
it
>> run a couple of mins, replaced the plug, started up & went home with no
>> probs.
>>
>... you didn't happen to mention what engine your QTC is equipped with ...
>my experience is with the US spec cars ... i.e. WX engine ... YMMV.
>
>I'm thinking that the "pop" is a backfire into the intake manifold.  Has
the
>car run as well as it did before the problem, now once you get it started?
>I'm wondering if that backfire didn't pop a hole in an intake line
>somewhere.  Another possibility is that the "hot start" mechanism is
causing
>your engine to become flooded.  Do you hear a relay clicking on and off
>every few seconds while starting hot(warm)?  If so, you might want to try
>disconnecting the connector on the cold start injector while starting when
>the engine is hot (or removing the "hot start pulse relay" if you can
figure
>out which one it is ...
>
>You never said whether or not you got spark.  I would assume that since you
>do get the engine to fire that the spark is not the problem, but since the
>ECU will often shut the spark off when it sees something amiss it would be
>good to know whether or not you see spark.  You might want to remove the
>coil wire from the distributor cap when testing for spark.
>
>HTH!
>Steve Buchholz
>San Jose, CA (USA)
>
>