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P0503 Diagnostic Trouble Code Discussion for July 2009

VSS Circuit Intermittent


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Trouble Ticket Help Requests for DTC P0503
Help Request Posted
1997 Ford Escort LX 2.0L VSS signal VIN: 1FALP13P4V
P0503: Intermittent VSS signal. SUMMARY: Escort's Speedometer ONLY works when Scan Tool is Plugged in! --- DETAILS: This is a good one for the Ford Experts out there. This Escort just lost its speedometer one day driving down the freeway (customer's description). Car came in - speedo sits at...
July 10, 2009
1997 Ford Escort LX 2.0L VSS signal VIN: 1FALP13P4V
P0503: Intermittent VSS signal. SUMMARY: Escort's Speedometer ONLY works when Scan Tool is Plugged in! --- DETAILS: This is a good one for the Ford Experts out there. This Escort just lost its speedometer one day driving down the freeway (customer's description). Car came in - speedo sits at...
July 10, 2009