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P1490 Diagnostic Trouble Code Discussion for August 2008

EVAP Vacuum Cut Valve Bypass Valve Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1490
Help Request Posted
2000 Nissan Pathfinder LE 3.3L MIL Lamp on, Intermittent misfire VIN: JN8AR07YXY
P1490: EVAP Vacuum Cut Valve Bypass Valve Circuit Malfunction. Since above repairs on several occassions CEL would come on and sometimes flash with rough run intermittently. Typically when came in was running well. Read and clear codes. Very difficult to get this vehicle away from customer long enough to diagnose anythi...
August 10, 2008
2000 Nissan Pathfinder LE 3.3L MIL Lamp on, Intermittent misfire VIN: JN8AR07YXY
P1490: EVAP Vacuum Cut Valve Bypass Valve Circuit Malfunction. Since above repairs on several occassions CEL would come on and sometimes flash with rough run intermittently. Typically when came in was running well. Read and clear codes. Very difficult to get this vehicle away from customer long enough to diagnose anythi...
August 10, 2008