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P1494 Diagnostic Trouble Code Discussion for August 2012

EVAP Leak Detection Pump Switch Or Mechanical Fault

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Trouble Ticket Help Requests for DTC P1494
Help Request Posted
2000 Jeep Cherokee Limited 4.0L MIL Lamp on VIN: 1J4FF68S7Y
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. This jeep has been a pest for the last two months.a couple of weeks after replacing ldp,customer called to say the light was on again.i checked codes and this time it had a p1495!performed a smoke test,and fond the vac hose for the pump that is on the intake h...
August 27, 2012