The ground inside mass air flow (MAF) sensor can corrode and possibly cause drivability problems. The corrosion is enough to affect the sensor data but not enough to create a trouble code. Diagnosing this can be difficult because it won't always illuminate the Check Engine light.
Drivability Concerns Due to Corroded Ground Inside the Mass Air Flow Sensor on Nissan Altima
Average mileage: 123,913 (97,827–150,000)
Engines affected: 2.5L 4 Cylinder, 3.5L V6
5 people reported this problem
2002 Nissan Altima - 3.5L V6 150,000 mi, Visitor
Car ran rough, would stall, replaced mass air flow sensor car runs good