[Vwdiesel] *help! bucking & smoking*

[Rolf Pechukas]

James
u r a frickin' genius!
unplugged the MAF and ran 1000x better
problem solved
gonna order up a replacement - any idea where to go?
(thanks a million! seriously! I think this is about the 13th time uv bailed me out!)
peace,
Rolf in MA


On Mar 25, 2010, at 3:15 PM, James Hansen wrote:

> A dying MAF can run like absolute shit Rolf. A dead one usually just goes to
> limp mode, but failure mode can vary.
> I have seen a car with what finally turned out to be dying MAF run as you
> describe, was in a friend's Dad's 03 Jetta.  Not that I'm so smart, but I
> diagnosed it as a dead MAF when he stopped by on the way to the dealership.
> He lives an hour away, and stopped in for coffee on his way to get it fixed.
> The shop disagreed with my meager efforts, dissed VCDS as useless (yeah
> right), milked him for a T belt, timing, rebuilt injectors, THEN replaced
> the MAF and it ran properly. He was some pissed, and IIRC, got the injectors
> gratis eventually.  Car would smoke like a chimney, and generally run like
> it was way late in timing.
> In VCDS, check your adaptation settings, and determine if the adaptation has
> been lost as well.  If it is, there are some models that require a very
> specific train of events to adapt.  Some do it just by driving, some need
> you to jump through a couple hoops. If you have to jump through hoops, get
> your court shoes on, 'cause it has to be done *exactly* as written and is a
> real PITA. 05 Passat is an example of the PITA adaptation.
> 
> Did the shop screw up the timing?
> Man, anything is possible. It's a world away from the alt belt, but who
> really knows unless you were standing there puffing hot breath on the tech's
> neck while he worked on your baby. Most are competent, some couldn't install
> muffler bearings if their life depended on it.
> -james
> 
> 
>