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  1. #1
    Junior Member Two Rings
    Join Date
    Dec 02 2018
    AZ Member #
    432342
    Location
    NC

    2011 A4 Quattro - P2015, already replaced the intake, what's next?

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    I replaced the intake manifold for p2015- implausible signal. Same issue, around 8 miles after I clear the code it comes back. Seems like if it even sniffs boost it comes on. I'm apr stage 2.

    The harness seemed fine to me, it clicked in fine, no obvious wiring issue. I also sprayed all of the vacuum lines with a little bit of starter fluid to see if I could get any change in idle tempo, nothing.

    I used the new updated intake manifold from URO, it seems like the sensor is clocked a little bit further right, and it makes it impossible to remove the clip without taking the intake all the way back off.

    I read one post that said somewhere that alldata recommends that it could be related to the MAP sensor, and not the intake itself, but info was limited on this. If anyone has access to alldata and could confirm I would be appreciative, as it doesn't make much sense to me that it would be related to the intake flap sensor.

  2. #2
    Junior Member Two Rings
    Join Date
    Dec 02 2018
    AZ Member #
    432342
    Location
    NC

    I just ran a test on it using VCDS and it came back not functioning properly. If I watch the advanced measures it is stuck at 3.882V. Checked again, and the wire / connector seems fine as far as I can tell. I also monitored the values while the engine was running, and physically moved the intake runner flap arm, and there was no change in the voltage.
    Last edited by Faudihere; 12-21-2024 at 10:26 AM.

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