The Check Engine Light may illuminate due to a defective canister vent control valve in the emissions control system.
Average mileage: 146,921 (120,000–173,843)
12 people reported this problem
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replaced vent valve and verified operation of new valve w 12v supply. Continue to get codes p0440 and p1448 after new valve installation. This has to be a Nissan evap electrical problem.
valve apparently destroyed by rust