> -----Original Message-----
> From: Coby Smolens [mailto:cobys@well.com]
> Sent: Saturday, June 26, 1999 4:06 PM
> To: John Andersen
> Subject: RE: o2 sensor light
>
>
> FWIW, I have had mixed results with reman FI gear, but the least
> mixed results were obtained with parts from BRET, in that about
> 80% of the parts I have had the misfortune (OK it's not
> misfortune, it's the kind of insanity that keeps an alcoholic
> thinking "OK, this time I'm definitely going to stop after the
> first drink"; persistently doing the same thing while expecting
> different results) to purchase from them have had to be returned
> as defective. I remember hopefully installing one of their fuel
> pumps on a T3 which wouldn't even pretend to work, right out of
> the box. On closer investigation it became apparent that it had
> never been taken apart, had in fact been cleaned in a solvent
> tank and then spray painted black, was so full of rust it
> couldn't have turned a tenth of a degree...
>
> One of the few things I actually learned in a classroom setting
> that have stayed with me is this: The only way to diagnose by
> replacement of parts is by using KNOWN GOOD components, and that
> does NOT mean rebuilt or even NEW parts, as they are an untried
> quantity. You go and get one off a car that is known to be
> running flawlessly, at least in the respect that you are
> concerned with. Failure to adhere to this simple dictum has led
> more diagnosticians on more miles of wild goose chase than I'd
> care even to speculate about.
>
> Coby
>
> Valley Wagonworks
> "Intimately acquainted with VW Vans since 1959"
>
> Volkswagen Bus, Vanagon, Westfalia and Eurovan
> Repair and Service Specialists
>
> 1535 Sir Francis Drake Blvd., San Anselmo, CA 94933
> Voice:(415) 457-5628
> Fax: (415) 457-0967
> http://wagonworks.com
> mailto:contact@wagonworks.com
>
>
> > -----Original Message-----
> > From: John Andersen [mailto:tincat@earthlink.net]
> > Sent: Saturday, June 26, 1999 2:59 PM
> > To: Coby Smolens
> > Subject: Re: o2 sensor light
> >
> >
> > I just replaced the AFM with a rebuilt from Bret Labs in Santa Ana. It
> > didn't work at first, so I took it back and they checked the
> > calibration, everything was in spec so I installed it and opened up the
> > external adjustment. The motor will buck and shudder like it needs an
> > AFM but I know it is good. The motor has about 35,000 miles on a rebuild
> > and it just spent 10 days at my mechanics shop, this guy won't even work
> > on watercooled VW's. he is at a lose so it's going to the dealer for a
> > diagnostic sometime in the next couple of weeks.
> >
> >         DrRufo
> >         SOCal-81 vanagon
> >