Standard Ignition Mass Air Flow Sensor P/N:MAS0421
Standard Motor Products
Standard Ignition MAS0457 mass air flow sensor for the 2016-2018 Nissan Altima 4-cylinder 2.5L and other vehicles measures the air entering the engine and sends the reading to the ECU. The ECU uses that airflow to balance the air/fuel ratio.
A failing sensor can show up as a rough idle, hesitation or a check engine light. An intake leak, a dirty air filter or a throttle body problem can be behind the same signs, so find the cause before you buy a new sensor. This listing is one sensor, and each engine takes one.
This direct-fit OE replacement, tested to OE specifications, also fits the 2017-2019 Nissan Rogue 4-cylinder 2.0L and the 2017-2020 Rogue 4-cylinder 2.5L. It works as a mass air flow sensor for the 2016-2019 Nissan Sentra 4-cylinder 1.8L and the 2017-2019 Sentra 4-cylinder 1.6L too. If your car is not named here, look up your year, model and engine in the Vehicles it fits section of this page.
Fit and size
Build and materials
One mass air flow sensor, sold as sensor only.
Product information is for general reference and may contain errors. See our Disclaimer.
Is this the right maf sensor for a 2016-2018 Nissan Altima 4-cylinder 2.5L?
Yes. Standard Ignition MAS0457 fits the 2016-2018 Nissan Altima 4-cylinder 2.5L. For other cars, the Vehicles it fits section on the product page shows your year, model and engine.
Does this mass air flow sensor fit the 2017-2019 Nissan Rogue 4-cylinder 2.0L?
Yes. Standard Ignition MAS0457 fits the 2017-2019 Nissan Rogue 4-cylinder 2.0L, and also the 2017-2020 Rogue 4-cylinder 2.5L.
Does the MAS0457 come as the sensor only?
Yes. Standard Ignition MAS0457 is sold as sensor only, one sensor per listing, and the engine takes one.
How does this mass air flow sensor attach and connect?
This mass air flow sensor bolts on through 2 bolt holes and connects with a rectangular female plug-in connector that has 5 male blade terminals.
Is each Standard Ignition MAS0457 sensor computer-tested?
Yes. Each unit is 100% computer-tested so the ECU receives accurate airflow readings under hard engine conditions.
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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.