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overboost

  1. P1562-17970 fault code

    Plugged laptop my into mk1 Leon 110 and got the p1562-17970 fault code it says the car is overboosting, recently got it remapped to 150bhp but it was going into limp mode even with a 135bhp chip, anyone got any solutions. Thanks

  2. Overboost

    So I took my car to a VW specialist garage today to have the gearbox oil and brake fluid done and while I was there I thought it'd be a good idea to have a diagnostic done because of what I thought to be an EGR issue recently..... Well according to the diagnostic it's not the EGR. I have an...

  3. Interesting cure for sticking VNT / overboost

    Hi, long time since I've been on here ... replaced my Passat with a FXXX :whistle: Anyway, saw this on another forum and thought it was interesting. How to fix sticking VNT vanes using mouth suction (or a bike pump) http://www.honestjohn.co.uk/forum/post/index.htm?f=4&t=82616...
  4. pekingprawn

    Overboost logging

    Was out logging my k04-023 golf gti at lunchtime to find out if i still had an overboosting problem. Tested with the n75 unplugged electrically and car was making 7psi which shows me the actuator and wastegate seems fine.. N75 plugged back in, car was requesting and making 1.3 bar which...
  5. Rocky Rocastle

    Help required with overboost issue PLLLZZZZ! 01/07 New Map, things looking up?

    Hi guys I briefly brought this problem up a week or so back but I wanted to see if we had rectified it but no such luck. I'll go from the top as the full story i hope will help. Basically prior to getting my car mapped, it would 80% of the time boost and hold 11/12psi but i had terrible...

  6. Overboost - naughty remap?

    Hi, I just bought a 2004 leon tdi 130 se and I'm very happy with it apart from one problem: If I rev it hard it can end up logging a "overboost condition" in the ECU memory and going into limp home mode. Turning the engine off and on gets the performance back. It turns out it's been...

  7. Mega overboost then finally limp mode

    Evening all Ive had this fault code come up 17965 - Charge Pressure Control: Positive Deviation P1557 - 35-10 - - - Intermittent Seat Leon 1.9 TDi 110 (ASV engine) with a pd130 turbo I searched and found lots of info, but couldnt find anything like what im getting, so this is why im...

  8. mk3 ibiza overboost

    right i am been going mental over a boost problem i am having with my 2002 cupra turbo ..its loosing boost intermitedly you can take it out having lots of boost and then wham.. nothing all power gone .. i have changed n75 /valve checked dv .i have had it on a csanner and it comes up overboost...

  9. P1555 (Overboost)

    Anybody else suffered from this diag flagging? It's becoming more frequent on my car now! (Running REVO, Low Boost 9; Timing 6; 97Ron). Have mentione to REVO previously. Seems to happens at high speeds (i.e. 80mph+). Scenario: - Drive at 80mph - steady state, bring boost back in up to...
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