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P0503 Diagnostic Trouble Code Discussion for July 2005

VSS Circuit Intermittent

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Trouble Ticket Help Requests for DTC P0503
Help Request Posted
1998 Ford Contour GL 2.0L Surge, Misfire VIN: 1FALP653XW
P0503: Vehicle Speed Sensor Signal Intermittent. Customer original complaint,started 5000km ago, O/D light flashing after 15 min. driving, also is bucking & jerking, feels like lean misfire. I rechecked MAF & recleaned, fuel pressure is within specs., Checked codes,no misfire codes, scanner indicates...
July 28, 2005