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P2195 Code

Discussion in 'Gen 3 Prius Technical Discussion' started by Profanas, Mar 7, 2020.

  1. Profanas

    Profanas Junior Member

    Joined:
    Nov 19, 2019
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    Location:
    Lithuania
    Vehicle:
    2013 Prius+ MPV
    Model:
    III
    i have prius with alot of kilometers(600.000km) but in verry good condition. My car with LPG system to.


    With scanner found P2195 code

    ""P2195 Code, bank 1 sensor 1 stuck lean"""


    Thats mean oxygen sensor? but i dont have Any problem with engine, working like New! fuel consuption 4.3l(liter in Europe..) and still all horses under bonnet, With faulty oxygen sensor some engines need 2x fuel, but not this time.. Maybe somebody have clue why i have this code?
     
    #1 Profanas, Mar 7, 2020
  2. bisco

    bisco cookie crumbler

    Joined:
    May 11, 2005
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    Location:
    boston
    Vehicle:
    2012 Prius Plug-in
    Model:
    Plug-in Base
    Maybe with lg, that sensor isn’t applicable
     
    #2 bisco, Mar 7, 2020
  3. TNToy

    TNToy Member

    Joined:
    Feb 17, 2020
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    Location:
    Memphis TN
    Vehicle:
    2012 Prius
    Model:
    Three
    You usually don’t see mileage differences with modern Toyota engines.

    That’s the upstream sensor in the exhaust manifold. The expensive one. When you replace it, stick with a factory sensor, not aftermarket.
     
    #3 TNToy, Mar 7, 2020
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