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2001 Toyota Avalon Question: what does codes P300,P301,p302,p306 mean and where do i start on problem

 

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tcdavis94, 3.0L V6, Naples, TX, February 18, 2013, 22:01
 Rookie

changed spark plugs and running great until I stopped and got gas a little later it started misssing and cel started flashing. running so rough thought i was having a flat tire.

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  • Answer #1

    Greg's Orange Auto (13724 Answers) , Orange, CA - (714) 361-9386
    globalhelper February 19, 2013, 06:36
     Master

    poss coil paks are bad or circuit issue.have live data read to determine if its circuit or coil paks

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  • Answer #2

    ziptie12 February 19, 2013, 17:22
     Master

    Re-check all the coil/plug connections and IF it wasn't running like that before getting the fuel, take a fuel sample to be sure there's no contamination , although if it was bad gas , it should have all cyl. misfire..... AND follow #1 advice.

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