Re: Stumper. WTF. New one to me. Anyone?

["John Van Vuren" <veedublu@prod.net>]

Sounds an awful lot like my experiences on the way home from Cincy....
which turned out to be a hall sensor that was dying/eventually died for
good.  I'd carry a spare!!

John

'87 16v Scirocco
and lots of other stuff
website - http://www.prod.net/jvanvuren/vw.htm


>Heres my newest dilemma that's been in the works for about 3 weeks now.
>
>Driving down the freeway, (Usually 20 miles or more.) exit the freeway
>and while on surface streets the car shuts off.
>Its also happened to me on the freeway. Cuts out like its got water in
>the fuel. Clears out and runs fine. (Well, as fine as it can run with 2
>bent exhaust valves. The new head gets picked up on friday.)
>Its recently happened to me while pulling into a parking spot. I can
>crank and crank and it wont start. The tach doesn't move, usually the
>tach will bounce slightly when you crank it over. Nadda.
>
>Symptoms:
>
>Tach drops to zero.
>Immediate loss of power.
>Power loss id usually for .5-2 seconds but it usually keeps on running.
>
>
>Tach drops to zero- That tells me that the ignition is cutting out. I
>cant really hear the fuel pump so I cant say if its running or not. I say
>the fuel pump is running because it runs again after a second or two and
>most of the time there is a loud as a gunshot -pop-, sometimes 2 pops in
>quick successions.
>
>I replaced the fuel pump relay and it didn't help. Then I used my trusty
>jumper wire and it started. I think that was quite by accident. I put in
>the old relay for my uneventful trip home. However when I got to the
>driveway and went to restart the car, it wouldn't. Reinstalled the jumper
>wire (I could hear the pump run) but it didn't start. Messed with the
>coil wires. Nadda. Just let it sit for a few minutes and it started up
>again.
>
>Is this the coil going bad? Maybe its getting hot enough for it to shut
>off? Dunno.
>I disconnected my rev limiter and my coil amp thinking one of the two
>might be causing the problem. I get the feeling its possibly the coil,
>but probably not. Or its the ignition brain. One of the two.
>
>Ideas?
>
>
>              Shawn Meze
>86' Jetta GLi           82' Scirocco GTi
>The Fastest, Quickest, Cleanest and
>best looking Scirocco in all of San Diego!
>http://www.Geocities.com/MotorCity/Speedway/1308/index.htm
>
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