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- From: sylveste@ecs.umass.edu
- Newsgroups: rec.autos.vw
- Subject: Re: funny electrical connection??
- Message-ID: <19096.2b0cdb55@ecs.umass.edu>
- Date: 20 Nov 92 12:34:29 GMT
- References: <1992Nov19.164845.15560@ee.eng.ohio-state.edu> <69y1x7c@rpi.edu>
- Distribution: na
- Lines: 54
-
- In article <69y1x7c@rpi.edu>, squiec@vccnw14.its.rpi.edu (Craig L. Squier) writes:
- > In article <1992Nov19.164845.15560@ee.eng.ohio-state.edu> roden@phonon.eng.ohio-state.edu (Christoph A Roden) writes:
- >>I have a 1981 VW scirocco ( electronic ignition, o2 sensor)
- >>The other day I was doing some work with the fuse panel. I took all 5
- >>of the square wiring harness out of the back of the fuse panel. When
- >>I was done, I reconnected everything, plugged the wiring harnesses
- >>back into the fuse box and remounted the fuse box. The next day when
- >>I started the car the engine was vibrating funny. While driving, the
- >>engine conntinued to vibrate funny, and the car had no power. I would
- >>rev it up but I just could not get any power out of it. My car's idle
- >>speed was fine and didn't fluctuate.
- >>My car was now warmed up (driving for 10-15min) and still acting the same.
- >>Finally I drove it hard from a stop light and while in the middle of
- >>'trying' to accelarate hard, my car just started acting normal. Just
- >>as if a switch had been turned. My car has been driving fine ever
- >>since. I was just curious if anyone had any guesses as to what might
- >>have been wrong.
- >>I imagine that one of the wires into the back of the fuse box was not
- >>making proper contact. I have looked at a schematic and tried to
- >>quess at a few, but none of them make sense. I was curious if anyone
- >>would know which connections would allow the engine to run semi O.K.
- >>put with no power and extra vibration.
- >>
- >>I would like to try to find out what caused it so i can check the
- >>connection and will know what to do if it happens again.
- >>
- >>Thanks for the help.
- >>Chris
- >>
- >
- > I don't remember for sure, but I remember reading somewhere about the
- > FI unit remmbering it's settings, using latent 12V power from the batt. at
- > a REALLY low drain to keep them intact. By removing the fuse link you may
- > have caused it to "forget" it's settings. Thereby causing nasty running for
- > a while until it could renew and restore them to "normal". An interesting
- > test would be to discconnect them again and see if it happens again. I'm
- > pretty sure the KE injections have this but I don't know about the A1
- > K-type injections. The alternative would just be and unfitted contact pin
- > that got contact after a heavy vibration(your quick acceleration...).
- > I dunno, any comments???? -Craig
- >
-
-
- KE Jetronic has no memory. Your problem could be a bad conection.
-
- Very funny things can happen when there are bad connections in the
- wiring especially if its a bad ground.
-
- It is possible that your problem is unrelated to your fooling around
- with the fuse box.
-
-
- Mike Sylvester Umass
- sylveste@ecs.umass.edu
-