
2002 Nissan Pathfinder SE 3.5L MIL Lamp on
Hoping some Nissan techs out there can tell me what is the most common causes of the PO1491. A dealership told this customer that it needed the vac cut bypass valve replaced so being a good pal I believed them and replaced it. Couple days later they called and...
FIX posted 9/29/2008
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)4 Replies Received(Hide Replies)4 Replies Received
|
Message Closed w/FIX
|
VIN | JN8DR09Y12 |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1491 | EGR Valve Lift Sensor Insufficient Flow Detected |
Message Closed w/FIX
Vehicle Data
2002 Nissan Pathfinder SE
VIN | JN8DR09Y12 |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1491 | EGR Valve Lift Sensor Insufficient Flow Detected |