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Need help with trouble shooting

Discussion in '1st Gen. Tacomas (1995-2004)' started by Kingcat, Oct 21, 2010.

  1. Oct 21, 2010 at 7:50 AM
    #1
    Kingcat

    Kingcat [OP] New Member

    Joined:
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    Sanford,fl
    Vehicle:
    O2 prerunner sr5
    My o2 was sputtering out between 50 & 70 mph so took it to shop where they plugged it up an they told me o2 sensor . so I changed o2 an still have same problem .any suggestions?
     
  2. Oct 21, 2010 at 7:57 AM
    #2
    98tacoma27

    98tacoma27 is going full "SANDWICH" Moderator

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    Ben
    Not Beech Creek
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    Some stuff. Not a lot, just some.
    What was the code?
     
  3. Oct 21, 2010 at 8:01 AM
    #3
    JimBeam

    JimBeam BECAUSE INTERNETS!! Moderator

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    did you change the correct o2 sensor?
     
  4. Oct 21, 2010 at 8:01 AM
    #4
    Janster

    Janster Old & Forgetful

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    Jandy
    Lancaster, PA
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    2016 GMC Canyon SLT w/ LineX and....

    Yeah, and there are TWO oxygen sensors on the truck.

    Kingcat, which O2 sensor did you change?
     
  5. Oct 21, 2010 at 8:03 AM
    #5
    tt07

    tt07 Well-Known Member

    Joined:
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    north carolina
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    01 4wd
    none yet
    just had the same thing and mine was bank1 and had a coil going out and a spark plug cracked!! So new O2 and coil pack new plugs and cleaned the mass air and runs better than new!!
     
  6. Oct 21, 2010 at 9:24 AM
    #6
    Kingcat

    Kingcat [OP] New Member

    Joined:
    Oct 21, 2010
    Member:
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    Messages:
    2
    Gender:
    Male
    Sanford,fl
    Vehicle:
    O2 prerunner sr5
    I changed the upstream sensor . Some one told me I should look into the plug wires or maybe the fuel filter. Oh an I've already put in new plugs
     
  7. Oct 21, 2010 at 9:42 AM
    #7
    98tacoma27

    98tacoma27 is going full "SANDWICH" Moderator

    Joined:
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    Messages:
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    Gender:
    Male
    First Name:
    Ben
    Not Beech Creek
    Vehicle:
    05 Tundra SR5 (+295k AND COUNTING), 2006 F350 King Ranch 6.0L
    Some stuff. Not a lot, just some.
    So you don't know what code popped (check engine light)?
     
  8. Oct 21, 2010 at 10:07 AM
    #8
    stucksucksnayota

    stucksucksnayota Well-Known Member

    Joined:
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    Barry
    Fort Smith, Arkansas
    Vehicle:
    14 Taco 4x4 TRD Sport DCSB
    OEM roof rack, Shorty antenna (eBay), soft tonneau cover, K&N drop in air filter, bed mat, interior LED lights, 5100's, MT tires to come soon!!!
    If it is sputtering and running bad I would check you plugs, plug wires, and coils. I had a plug wire that get against the engine and melted it almost in half which made my truck start running like shit!
     

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