Beck Arnley 158-1815 Mass Air Flow Sensor

Beck Arnley 158-1815 Mass Air Flow Sensor

Beck Arnley 158-1815 is a direct replacement mass air flow sensor for select Mazda and Toyota applications. It is built to match OE form, fit, and function so the engine management system can read incoming air accurately.

Key Features

• Direct replacement mass air flow sensor for emission control systems
• OE-style fit and function for foreign nameplate applications
• Built using Beck Arnley sourcing and specification standards
• Supports accurate airflow measurement for proper fuel control
• Compatible with select Mazda 3, CX-30, CX-50, MX-5 Miata, CX-5, Mazda 6, CX-3, and Toyota Yaris applications

Application Details

Compatible With 2019-2024 Mazda 3, N/A; 2020-2024 Mazda CX-30, N/A; 2023-2024 Mazda CX-50, N/A; 2020-2024 Mazda MX-5 Miata, N/A; 2018-2022 Mazda CX-5, N/A; 2018-2021 Mazda 6, N/A; 2019-2021 Mazda CX-3, N/A; 2020 Toyota Yaris, N/A; and 2019 Toyota Yaris, N/A. This part number is Beck Arnley 158-1815.

Common Reasons to Replace

• Rough idle caused by inaccurate airflow readings
• Check engine light related to air metering faults
• Hesitation or poor throttle response
• Reduced fuel economy from incorrect air-fuel calculation
• Driveability issues after sensor contamination or failure

Installation Notes

Verify the connector style and engine application before installation. Inspect the intake tract for leaks, dirt, or oil contamination that can affect sensor readings. Clear diagnostic trouble codes after replacement and confirm proper operation with a scan tool if available. Beck Arnley 158-1815 is intended as a direct OE-style replacement for the listed Mazda and Toyota vehicles.

Quality Assurance

Beck Arnley sources parts to meet OE application requirements for foreign nameplates, with attention to form, fit, and function. The brand uses a global sourcing network and product specifications aimed at consistent performance and durability.