Audi Heal Thyself!
duandcc_forums at cox.net
Wed Aug 27 11:04:22 EDT 2003
I highly doubt the shop retorqued the knock sensor. They didn't even know it was pinging and the seal work they did is nowhere near the knock sensor.
> From: "passat TS" <passat_ts at hotmail.com>
> Date: 2003/08/27 Wed AM 09:59:42 EDT
> To: duandcc_forums at cox.net, quattro at audifans.com
> Subject: Re: Audi Heal Thyself!
> IMHO, there are couple of things that could cause what you described.
> 1. The knock sensor was not at the spec torque and the guy at the shop
> tighted it up.
> 2. You have a wiring problem between the knock sensor and the ECM. The
> contact was redone by accident during the gasket work.
> The more power you see make me think the the #1 is probably the case. Since
> the ECM was receiving false knock reports and retarding the timing.
> >From: David <duandcc_forums at cox.net>
> >To: quattro at audifans.com
> >Subject: Audi Heal Thyself! Date: Wed, 27 Aug 2003 9:10:07 -0400
> >Has anybody else experienced a spontaneous healing? I'm going to risk
> >angering the Audi Gods and tell you of my situation. Maybe it won't piss
> >off the Audi Gods because I'm am singing their praise and praising my car?
> >Hope so...anyway...
> >My CGT has had a problem with pinging since the day I bought it, or at
> >least it sounded like pinging to me (others have suggested it could be
> >distributor rattle). And I have been getting an intermitant CEL. It always
> >goes away with a restart and the engine seemed to behave the exact same way
> >with the light on or off.
> >I did everything I could think of short of taking it to an Audi Dealer
> >and/or screwing with the mixture (I have no experience doing mixture stuff
> >on anything other than a SBC and you can set those by sound). No vacuum
> >leaks, fresh tuneup, checked ignition timing , checked cam timing....
> >Well, she has healed herself. About 2 weeks ago the pinging just went away
> >one day. It was just after having the leaking crank seal fixed. I took the
> >car in for a timing belt job (along with WP, cam seal, roller, etc). Well,
> >after the TB job I had a pretty decent oil leak. The shop ened up replacing
> >the crank seal and filling in a chip on the oil pump where the seal goes
> >in. Oil leak fixed. It was soon after this that I noticed that she wasn't
> >pinging. Did it happen at the exact same time as the seal replacement? Not
> >sure, but it was around the same time. Anyway, she's no longer pinging, and
> >seems to have gained a significant amount of power. She running faster than
> >ever before. Sort of like a scalded cat. But this actually worries me. As
> >long as this isn't a sign of some huge major failure coming up...I'm sure
> >not going to complain. Anybody got a clue why the pinging would siuddenly
> >go away and the car feels so peppy?
> >2002 Jetta 1.8T (hers)
> >1993 RX-7 R1 (weekend play toy, soon to be for sale)
> >1987 CGT Special Build 2.3
> >in SE Virginia
> MSN 8: Get 6 months for $9.95/month. http://join.msn.com/?page=dept/dialup
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