Walker 245-1375 Mass Air Flow Sensor

Walker Mass Air Flow Sensor 245-1375

Walker Mass Air Flow Sensor 245-1375 is a direct-fit engine management sensor for select Mazda, Mitsubishi, Toyota, Scion, and Dodge applications. It is built to meet or exceed OEM standards and specifications, with manufacturing and technical support backed by Walker Products’ engineering and product management teams.

The Walker Mass Air Flow Sensor line is focused on accurate air measurement for fuel-injected engines. For drivers searching for a mass air flow sensor for Mazda CX-5, Mazda 3, Mazda 6, Mitsubishi Mirage, or Toyota Yaris applications, part number 245-1375 provides a fitment-specific replacement option.

Key Features

• Walker Mass Air Flow Sensor, part number 245-1375
• Engine sensor replacement for select Mazda, Mitsubishi, Toyota, Scion, and Dodge vehicles
• Built to meet or exceed OEM standards and specifications
• Supported by Walker’s in-house manufacturing, engineering, and technical staff
• Cross-references Standard Ignition MAS0362 and Spectra Premium MA333 for the same application

Detailed Description

Walker Products has supplied fuel system and engine sensor components since 1946 and continues to serve the automotive aftermarket with emission control and engine management parts. The Walker Mass Air Flow Sensor 245-1375 is part of that product line, offering a replacement solution for vehicles that rely on precise airflow input for fuel delivery and drivability. Compatible applications include 2013-2017 Mazda CX-5, 2012-2018 Mazda 3, 2014-2020 Mazda 6, 2014-2019 Mitsubishi Mirage, and 2017-2018 Toyota Yaris iA. It also covers additional Mazda CX-3, CX-9, MX-5 Miata, Mitsubishi Outlander, Outlander Sport, RVR, ASX, Mirage G4, and related models.

This part number 245-1375 is intended for buyers looking for a mass air flow sensor replacement with broad late-model Asian vehicle coverage and OE-style fitment support.

What It Helps Address

• Rough idle caused by inaccurate airflow readings
• Hesitation or sluggish throttle response
• Fuel trim issues related to incorrect air measurement
• Check engine light conditions tied to MAF sensor faults
• Driveability concerns on Mazda CX-5, Mazda 3, Mazda 6, and Mitsubishi Mirage applications

Installation Notes and Tips

• Verify the vehicle year, make, model, and engine application before ordering.
• Use the fitment notes for sensor-only applications and model-specific restrictions such as August 2018 build timing on 2019 Toyota Yaris.
• Inspect the intake tract, air filter housing, and electrical connector before installing the new sensor.
• Clear diagnostic trouble codes and confirm idle quality after installation.

Quality Assurance

Walker Products manufactures engine sensors and fuel system components to meet or exceed OEM standards and specifications. The company is ISO 9001/IATF16949 certified and supports production with engineering, product management, and technical resources.