P1494 Diagnostic Trouble Code Discussion for July 2004
EVAP Leak Detection Pump Switch Or Mechanical Fault
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| Help Request | Posted | |
| 1998 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: IJ4GZ58S2W P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. ... drivability problems. code # p1494. checked with jeep to see if under 8/80. they said evap controls are 3/36. shop owns drb iii, attempted to do evap test and could not. found t.s.b on refalsh to allow this test. sent to jeep for reflash and at that time t... |
July 01, 2004 | |
| 1998 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: IJ4GZ58S2W P1494: EVAP Leak Detection Pump Switch Or Mechanical Fault. ... drivability problems. code # p1494. checked with jeep to see if under 8/80. they said evap controls are 3/36. shop owns drb iii, attempted to do evap test and could not. found t.s.b on refalsh to allow this test. sent to jeep for reflash and at that time t... |
July 02, 2004 |
