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TPS Sensor Issue? Need Replacement?

Discussion in '1st Gen. Tacomas (1995-2004)' started by bgarner1542, Feb 18, 2020.

  1. Feb 18, 2020 at 10:53 AM
    #1
    bgarner1542

    bgarner1542 [OP] Member

    Joined:
    Apr 10, 2019
    Member:
    #289742
    Messages:
    15
    Gender:
    Male
    First Name:
    Brayden
    Vehicle:
    1999 Burgundy Prerunner SR5
    The other day i was messing with the settings on my ultragauge and i noticed the tps %.

    I have the 3rz 2.7l

    What are the percentages supposed to be at idle and full throttle? I would assume either 0% or a few percent to 100% at full throttle.

    That isn’t the case for me. My idle percentage with the truck off is 12.5%. and the full throttle is 77%.

    Does this sound right? My truck runs fine. It idles at 650-750 rpm when it’s at operating temp.

    Would i be losing possible performance because the sensor is telling other sensors that the engine needs more fuel? So that’s why my truck runs a little rich?
     
    Last edited: Feb 18, 2020
  2. Feb 18, 2020 at 4:18 PM
    #2
    Rachelsdaddy

    Rachelsdaddy Well-Known Member

    Joined:
    Jun 17, 2017
    Member:
    #221707
    Messages:
    1,579
    Gender:
    Male
    Southern NH
    Vehicle:
    99 PreRunner 4x4 2.7
    Those are fine, mine reads 11% closed...
     

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