FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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2004
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Optima L4-2.4L
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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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P0503
P0503
P0503 - Vehicle Speed Sensor Circuit Malfunction (High)
Wiring Schematic
Signal Waveform
