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Diagnostic code TO303? Help

Discussion in 'Technical Chat' started by TSlagle, Dec 12, 2011.

  1. Dec 12, 2011 at 1:42 PM
    #1
    TSlagle

    TSlagle [OP] New Member

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    I have a '99 tecoma pre runner - Eng light came on. Diagnostic came up code TO303. Struggling with what it is... Cylinder? Ignition? Thanks!
     
  2. Dec 12, 2011 at 1:49 PM
    #2
    BradleyScottETC

    BradleyScottETC Class IV Category 8 Elite VIP Member (Only)

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    Bradley
    Lake County, FL
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    10 4.0 AC 4x4
    When was the last time you changed your spark plugs and/or wires? I would think that would be the most likely scenario
     
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