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P0501 Diagnostic Trouble Code Discussion for July 2006

Vehicle Speed Sensor 1 Performance

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Trouble Ticket Help Requests for DTC P0501
Help Request Posted
1996 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWRA81H9T
P0501: No VSS Signal. ... Speedometer and MIL on, scanner showed DTC P0501, I replaced the VSS and it did not work, so I rechecked connectors and it started to work, thus I assumed I didn't plugged it correctly and released the car. It came back the next day with the same problem, ...
July 11, 2006
1998 Kia Sephia 1.8L MIL Lamp on VIN: KNAFB1217W
P0501: vss. hi all, i have a speedometer that is registering lower than the vehicle is actually going and shift patterns are obviously errattic. nice square wave coming out of vss but am having trouble finding a good waveform for the vehicle speed sensor on this one. pull...
July 14, 2006