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Communities > Diagnostics > Asian Cars > questing about toyota 4runner3.0 limite
questing about toyota 4runner3.0 limite

2115 Views 2 Replies Latest reply: 2015-05-09 03:53:02


  •   Level 2   
    (10) points
    david
    2015-05-07 12:34:46
    I have a code po171 I need help with this code

    Tags: PRO

    Reply

  •   Level 6   
    (475) points
    RLAFFECT

    2015-05-08 22:51:54 (Reply to:david)

     first thing  you need to do is smoke the intake
    Reply

  •   Level 6   
    (482) points
    Awais

    2015-05-09 03:53:02 (Reply to:david)

    P0171 System Too Lean Bank 1

    Possible causes
    - Intake air leaks
    - Faulty front heated oxygen sensor
    - Ignition misfiring
    - Faulty fuel injectors
    - Exhaust gas leaks
    - Incorrect fuel pressure
    - Lack of fuel
    - Faulty Mass Air Flow (MAF) sensor
    - Incorrect Positive Crankcase Ventilation (PCV) hose connection


    Reply
1
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