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P0501 Diagnostic Trouble Code Discussion for February 2004

Vehicle Speed Sensor 1 Performance


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Trouble Ticket Help Requests for DTC P0501
Help Request Posted
1999 Mercury Cougar 2.5L bad shifts VIN: 1ZWFT61L4X
P0501: vss missing. hi guys, this car will lock in second gear when speedometer drops to 0.trans shifts strangly.replaced vss sensor started to work but would still act up.retested and could not get a waveform on signal line(3 wire hall effect style).found if the defrost was on i...
February 09, 2004