FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Kia
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2005
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Optima V6-2.7L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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P Code Charts
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P1503
P1503
P1503-Auto cruise control system malfunction-Control switch
KIA Motors does not provide any other diagnostic information for this code.