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21-29 of 29 Results
  1. B5 Garage
    Hey guys, ive done research on the site for a couple of days but I dont see what my scanner is telling me for this code. Its throwing the P0299 and telling me Unknown Fuel and Air Mixture. I checked for vacuum leaks and found nothing. Is this stilll a bad DV or is it something else? I would...
  2. Volkswagen Passat B5 Discussion
    Yes I know guys how to use the search engine but I was looking for sompething more specific. P0741: Could this be that I would need to do a Transmission tune up? The car has 117000 and the fluid is not it natural color.. P0299: I just filled up my gas tank and added SeaFoam. Could that be...
  3. B6 Garage
    Hi All, I've got two error codes that are persistant. The underboost code will be fixed (I HOPE) when I replace the diverter valve which is currently sitting in my trunk. But I'm getting a persistently intermittent P0303. Here's whats going on: Some mornings, I can start the car and get a...
  4. Volkswagen Passat B6 Discussion
    i have a 2006 2.0t auto and i recently got a cel its p0299 underboost i looked around and every where i went and saw it said diverter valve and thats all so i take it to the dealer and the tech is asking 1000 bucks:banghead: for the purge valve,turbo cutoff valve and some sort of ecm upgrade ...
  5. Volkswagen Passat B5 Discussion
    So I have searched around and seen various reasons for this code but I was wondering if anyone could narrow it down even further if possible. I have a 03 1.8t awm auto. It has the apr fully loaded ecu and I run the 93 most of the time. I have a 3 inch test pipe down to a 2.5 down pipe with...
  6. B5 Garage
    Is the DV normally open or closed @ idle? My car runs great above 2800 rpm and like crap below 2700 rpm. Should I be able to move the accuator by prying on the threaded rod with a screwdriver? Thanks
  7. Volkswagen Passat B5 Discussion
    Driving home today and the great engine light in the sky came on. I read the codes and P0299 and P0171 showed up. Can P0171 System to Lean Bank 1 cause the code P0299-Turbo underboost? I am going now to start check vacum lines for P0171 and the MAS to see how dirty it is. I'm kinda lost on...
  8. Volkswagen Passat B5 Discussion
    So the first few days after i got chipped i was getting about 20psi easy but after about three days I started having trouble even spiking to 15psi, then my CEL came on so i got out the vagcom and pull a whole bunch of codes P1624 - 008 - Implausible Signal - Intermittent P0300 - 008 -...
  9. Volkswagen Passat B5 Discussion
    Next move? Cleared code and on test drive I still can't get over 5-6 lbs. No discernable leak, vacuum is good at -20. '04 Variant.
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