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strange sound from engine

Discussion in 'Technical Chat' started by silverboy, May 29, 2010.

  1. May 29, 2010 at 6:49 PM
    #1
    silverboy

    silverboy [OP] Member

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    Hi everyone i have a toyota tacoma prerunner V6 engine and I notice some pinging noise somebody have the same problem. Thanks for the opinions.
     
  2. May 29, 2010 at 6:53 PM
    #2
    tacomaman06

    tacomaman06 Carolina Alliance: Enforcer

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    getting there....
    may be fuel related. try running a higher octane gas and see what happens................or maybe the last time you filled up,the gas was bad. maybe try another station.
     
  3. May 29, 2010 at 7:01 PM
    #3
    silverboy

    silverboy [OP] Member

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    somebody told me and I did it, i run 91 on it fron chevron, and i did the seafoam and still the same.
     
  4. May 29, 2010 at 7:02 PM
    #4
    silverboy

    silverboy [OP] Member

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    What is the PWM valve do you know?
     
  5. May 29, 2010 at 7:02 PM
    #5
    tacomaman06

    tacomaman06 Carolina Alliance: Enforcer

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    getting there....
    hmmm..........what year is your truck? may need the ecu to be reflashed or something.
     
  6. May 29, 2010 at 7:03 PM
    #6
    tacomaman06

    tacomaman06 Carolina Alliance: Enforcer

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    getting there....
    never heard of a pwm valve.
     
  7. May 29, 2010 at 7:32 PM
    #7
    silverboy

    silverboy [OP] Member

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  8. May 29, 2010 at 7:51 PM
    #8
    tacomaman06

    tacomaman06 Carolina Alliance: Enforcer

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    getting there....
    when is the last time the spark plugs were changed?
     
  9. May 29, 2010 at 7:56 PM
    #9
    silverboy

    silverboy [OP] Member

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    3 weeks ago.
     
  10. May 29, 2010 at 7:58 PM
    #10
    tacomaman06

    tacomaman06 Carolina Alliance: Enforcer

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    getting there....
    damn......i dont know man. maybe someone else with a better solution will chime in soon.
     
  11. May 29, 2010 at 8:00 PM
    #11
    Jason'sLawnCare

    Jason'sLawnCare Prepared for Bambi

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    O2 sensors bad? :notsure:
     
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