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P0502 Diagnostic Trouble Code Discussion for December 2007

VSS Circuit Low Input

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Trouble Ticket Help Requests for DTC P0502
Help Request Posted
1997 Saab 900 SE Turbo 2.0L MIL Lamp on VIN: YS3DF58NOV
P0502: vss no input signal. ... having some difficulty diagnosing. The complaint is the MIL is on with P0502 No VSS input signal stored. The customer stated that he has not seen the speedo drop out at all. I road tested the vehicle and verified the speedo is working. My understanding of ...
December 28, 2007