problem at idle

Discussion in 'Modifications & DIY how-to' started by jayjaysti, Apr 10, 2008.

  1. jayjaysti

    jayjaysti Member

    ok here is the problem my ca acts really bad at idle when the maf sensor is plug in, after a minute it would trow a cell code 171 on the AP is a lean code SYSTEM IS LEAN, in the other hand when i unplug the maf sensor the car would idle fine an run fine and no lean cell codes would appear at all only the one for the maf sensor not being plug in, at first i believe it was my inlet it was ripped so i got a perrin inlet install and it help a little but not to much after a couple f minutes the car would trow the runing lean cell code on the AP 171 but again if i unplug the maf would run just fine:squint: so i really dont know what going on i was thinking my turbo is going bad:eek:hnoes: or a leak somewhere but i already checked all the vacum lines and they wore all fine :pssh: so my car is driving me crazy help
     
  2. Sparta

    Sparta Active Member

    I just pmed you. Did you notice it before the front mount install? I think you need a tune, especially if you are just running the stage 2 map because its not designed for a front mount set up
     
  3. jayjaysti

    jayjaysti Member

    well i had an aps FMIC before the injen that i currently have and back when i had the aps the car would run just fine i was thinking the intake i have an aem cold air intake but right now im just using it as a short ram:squint: i just dont know whats going on
     
  4. WRXCoupe

    WRXCoupe Active Member

    What are all your mods?
     
  5. Matt

    Matt Think before you post Staff Member Supporting Member

    punctuation? reading that hurt my brain!
     
  6. Berzerklo

    Berzerklo Active Member

    Is your air filter oiled? Could your MAF sensor be scummed up?
     
  7. jayjaysti

    jayjaysti Member

    ok mods are injen fmic, aem cold air, invidia v2 DP, HKS carbon TI catback,oem bpv,and a perrin turbo inlet,

    i try to clean my maf sensor with a maf sensor cleaner that they sell at advance auto parts... should i use something else to clean it something stronger or not
     
  8. siegelracing

    siegelracing Registered Vendor<br><b><font color="#666666">bion

    You have a leak between turbo and maf

    Siegel
     
  9. jayjaysti

    jayjaysti Member

    dam if i only new where it was check everywhere all the conections that go to the inlet all the clamps:squint:


    oh yeah i for got to mention im runing AP V1 on stage 2
     
  10. STI LOVER

    STI LOVER Member

    Hey I'm having the same problem also. I thought it was a leak but it doesn't seem to do it all the time. I even have a O2 sensor CEL code came up. It's a pain trying to to find the source of the problem.
     
  11. Matt

    Matt Think before you post Staff Member Supporting Member

    if you're still under warranty, I would suggest taking it to Classic Subaru and request that Steven King work on it. He's phenomenal! Hell, even out of warranty, I suggest it!
     
  12. jayjaysti

    jayjaysti Member

    :wtc: this shit is driving me crazy:evil:
     
  13. UpSideDownDesi

    UpSideDownDesi Active Member

    is this with the new inlet pipe or the old one?
     
  14. jayjaysti

    jayjaysti Member

    the new one bro
     
  15. WRXCoupe

    WRXCoupe Active Member

    PM Kingrex
     
  16. jayjaysti

    jayjaysti Member

    kingrex whos that?
     
  17. dontcallitarex

    dontcallitarex Active Member

    His name is Steven and he's a Subaru tech at Classic. He's pretty much the equal to WJM in "knows his shit" factor.
     

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