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maf sensor

  1. Maf/ air intake system leak

    Questions, Issues or Problems with the New Beetle
    I have a 2010 with the 2.5 5cyl and I keep throwing the code for "mass air flow sensor out of range", and sometimes codes for "air intake system leak" and "secondary air upward stream detected" I just replaced the maf sensor and it's still pulling the code, and I'm clueless. If anyone has any...
  2. Maf sensor/ intake system leak

    2.5 Liter Gas
    Hi, so I had a check engine code coming on saying my "mass air flow sensor is out of range" (p0101) and sometimes I would also get "air intake system leak" and "secondary air flow upwards steam detected. I replaced my maf hoping that would fix it but it didnt and I'm absolutely clueless. Any...
  3. Cold air intake causing cel to come on

    1.8 Liter Turbo
    I just installed a k&n cold air inake on my 2002 1.8L turbo beetle. Now my check engine light is constantly coming on. It is throwing code po171 (system too lean, bank 1). I installed the enclosed small air breather on the secondary air pump hose end that disconnected from the stock airbox...
  4. fuel pump relay wont stay on ....???

    1.8 Liter Turbo
    2001 beetle 1.8t, relay will activate for 3 seconds when the ignition is on, then turns off by it self, cutting off the 12v required to activate the fuel pump, maf and oxygen sensor. Also, when I turn on the ignition, the fuel pump will activate and sometimes there is no response. I checked the...