If your tach is dropping off while you're in gear it's something wrong with the hall sender. At least that's what was wrong with mine with similar symptoms. Read the codes.
On Tue, 24 Jul 2001 05:00:04 -0400 (EDT), you wrote: >Date: Tue, 24 Jul 2001 00:06:11 -0400 >From: jimvish <[email protected]> >Subject: stutter, sputter, back-fire, and stall > >Someone on the list a little while back had a problem with their Motronic >16v and eventually solved the problem, and I think I have the same thing. >The engine stutters at mid to high rpm every once in a while, at any load >like it misses or fires late in the stroke on one or maybe two cylinders. On >the way back from Waterfest (or was it DUST fest? thumbs down on that one.) >I was drifting down a hill in 3rd gear, and the tach dropped down to zero, >but the car was still running. I blipped the throttle to check it, but >nothing happened, the motor just kept running how it was. When I let off the >throttle from blipping it, it revved just a little, the tach jumped up then >dropped back to zero. When the revs came down the engine stalled. It took a >few cranks to get it to even sputter, then it started slowly. Since I've >swapped the motor in, it has backfired 3 times. Each time, the tach dies >along with the motor and then all the sudden it backfires and then it runs >like a champ. There is no warning to any of this, it all just happens pretty >much randomly and at any rpm. I think it could be: alternator, dirty coil >trigger contacts, hall sensor, or the plug wires rubbing on intake manifold. >If it's fuel related, it could be the fuel filter which has never been >changed, but then why would it backfire? This is really kicking my ass here, >I've been trying to figure it out since the first backfire. As always, any >help is appreciated. > >TIA >Jim Weinheimer >[email protected] _____________ List Sponsor: http://www.netsville.com To remove yourself from this list, send mail to [email protected] with 'unsubscribe a2_16v' in the body of your message See us on the web at http://www.a2-16v.com Visit the 16V Homepage at http://www.gti16v.org
