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P1494 Diagnostic Trouble Code Discussion for January 2007

EVAP Leak Detection Pump Switch Or Mechanical Fault

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Trouble Ticket Help Requests for DTC P1494
Help Request Posted
1997 Mitsubishi Eclipse RS 2.0L MIL Lamp on VIN: 4A3AK34Y1V
P1494: EVAP Ventilation Switch Circuit Malfunction. ... year.This Mitsu came to me with a smog failure ,the upstream o2 sensor was bad and the connector was replaced at the same time and it cured one problem.Now the problem i am having is with the p1390 and p1494 it seems like i can't find what the heck it is s...
January 08, 2007
1999 Dodge Durango 5.2L MIL Lamp on VIN: 1B4HR28Y3X
P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. ... trhis Dodge Durango with a 5.2L, This vehicle came in on Moonday with cose P1494, I followed the schematic from all data and checked TSB's. I replaced the Leak Detection Pump and dove vehicle for about 20 miles all was fine, Customer picked up vehicle and ...
January 17, 2007