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2001 Kia Optima Question: My car just stops while driving then it will start again and stop again then run

 

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maggie1027, 2.4L 4 Cylinder, Hampden, MA, May 29, 2013, 13:34
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i have replaced fuel filter

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    May 29, 2013, 15:28
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     Master

    Check engine light on when it is running?

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    maggie1027, May 30, 2013, 06:11
     Rookie

    yes,it will come on then go off then come back on.

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    pushrod, May 30, 2013, 07:27
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    Ok, there are trouble codes stored in the computers memory, go to Advance or Auto Zone and have the codes read and post the code numbers and we can advise.

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    maggie1027, May 31, 2013, 06:06
     Rookie

    codes are P0171 and P0335

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    pushrod, May 31, 2013, 07:30
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     Master

    Have the Crankshaft Position Sensor checked/replaced, not DIY repair, behind timing belt cover, i think! May also have a vacuum leak.

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    maggie1027, May 31, 2013, 13:06
     Rookie

    Had those checked already, i am at a loss. The engine light went out today so I will see how long thst lasts. Thank you

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    pushrod, May 31, 2013, 14:33
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    Checked how? By whom?? Google OBDII troble codes and check out PO335! Good luck with it.

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