NTK Mass Air Flow Sensor P/N:MG0074
NGK O2 SENSORS MG0034 mass air flow sensor for the 2002-2003 Nissan Altima 4-cylinder 2.5L and other vehicles measures the amount of air entering the engine.
A worn or failing sensor can show up as a rough idle, hesitation or a check engine light. Before you replace this mass air flow sensor, rule out a vacuum leak, a restricted air filter or a damaged intake duct, since those can give similar symptoms.
It also works as a mass air flow sensor for the 2000-2006 Nissan Sentra 4-cylinder 1.8L, the 2002-2003 Sentra 4-cylinder 2.5L and the 2002 Nissan Almera. The 2002-2003 Nissan Altima 4-cylinder 2.5L takes one sensor. It is made to meet or exceed OE fit, form and function.
Fit and size
Build and materials
Product information is for general reference and may contain errors. See our Disclaimer.
Is this MAF sensor right for the 2002-2003 Nissan Altima 4-cylinder 2.5L?
Yes. NGK O2 SENSORS MG0034 is listed for the 2002-2003 Nissan Altima with the L4-2.5L engine, and that car takes one sensor.
Is this the mass air flow sensor for the 2002 Nissan Almera?
Yes. The 2002 Nissan Almera is on the fitment list for this sensor, and it takes one.
What warranty covers the NGK O2 SENSORS MG0034 sensor?
NTK backs NGK O2 SENSORS MG0034 with a 3 year/36,000-mile warranty.
How is this NTK mass air flow sensor tested?
It goes through thermal shock, vibration and OBD verification testing under extreme conditions.
Can a bad mass air flow sensor cause a rough idle?
It can. This sensor measures the air entering the engine, so a fault may show as a rough idle, hesitation or a check engine light. A shop can test it with a scan tool.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.