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P1494 Diagnostic Trouble Code Discussion for January 2008

EVAP Leak Detection Pump Switch Or Mechanical Fault


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Trouble Ticket Help Requests for DTC P1494
Help Request Posted
1997 Dodge Neon 2.0L MIL Lamp on VIN: 1B3ES47C2Z
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. Vehicle came in with code P1494 Leak Detection Pump Pressure Switch, about 1 1/2 years ago, failed for state emmissions test. We diagnosed the LDP failed, replaced pump and filter, cleared codes and test drove, EVAP monitor run, no code. Last month customer ma...
January 03, 2008
1997 Dodge Neon 2.0L MIL Lamp on VIN: 1B3ES47C2Z
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. Vehicle came in with code P1494 Leak Detection Pump Pressure Switch, about 1 1/2 years ago, failed for state emmissions test. We diagnosed the LDP failed, replaced pump and filter, cleared codes and test drove, EVAP monitor run, no code. Last month customer ma...
January 03, 2008