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P1494 Diagnostic Trouble Code Discussion for September 2009

EVAP Leak Detection Pump Switch Or Mechanical Fault

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Trouble Ticket Help Requests for DTC P1494
Help Request Posted
2003 Dodge Caravan C/V 3.3L MIL Lamp on VIN: 1D4GP44303
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. hello all. this vehicle came in with a p1494 dtc stored. upon diagnosing using the all data dtc trubleshooting flow chart i ended up replacing the leak detection pump. all was well for 3 months and 4000 miles. vehicle has returned with the same dtc. i am suspe...
September 16, 2009