Standard Ignition MAS0571 Mass Air Flow Sensor

Mass Air Flow Sensor for Hyundai Applications

Standard Ignition MAS0571 is a new mass air flow sensor built for direct replacement in select Hyundai vehicles. It uses a plug-in attachment method with a female oval connector, a 4-blade male terminal layout, and a housing included for a straightforward OE-style service replacement.

Compatible With 2019-2025 Hyundai Sonata, 2020-2025 Hyundai Santa Fe, 2021-2025 Hyundai Tucson, and 2022-2025 Hyundai Santa Cruz. Standard Ignition MAS0571 is also cross-referenced to 2-14905 and 281642M400 for the same application.

Key Features

• Mass air flow sensor for emission control and engine management systems
• Plug-in attachment method for direct-fit service replacement
• Female oval connector with 1 connector and 4 blade terminals
• Housing included for a complete sensor assembly
• New replacement part, not remanufactured
• 2-bolt-hole mounting design

Detailed Description

Standard Ignition MAS0571 measures incoming air so the engine control system can calculate fuel delivery and airflow-related adjustments. This matters on Hyundai Sonata, Santa Fe, Tucson, and Santa Cruz models where accurate air metering supports stable drivability and proper sensor feedback. The plug-in connector style and OE-style terminal layout help match the original electrical connection on the vehicle.

For shoppers searching for a Hyundai Sonata mass air flow sensor, Hyundai Tucson MAF sensor, or a replacement mass air flow sensor for Hyundai Santa Fe and Santa Cruz, MAS0571 provides a direct-fit option with the listed connector and housing configuration. The part number MAS0571 is the key reference when matching the sensor to the vehicle application.

What It Helps Address

• Check engine light related to airflow sensor performance
• Rough idle caused by inaccurate air measurement
• Hesitation or poor throttle response during acceleration
• Fuel trim issues tied to incorrect airflow data
• Driveability concerns from a failing or contaminated MAF sensor

Installation Notes and Tips

Verify the connector shape, terminal count, and mounting style against the original sensor before installation. Inspect the intake tract for dirt, oil residue, or air leaks that can affect sensor readings. After installation, clear diagnostic trouble codes and confirm that the engine management system is reading airflow correctly.

Quality Assurance

Standard Ignition supplies replacement electrical and engine management components for service applications. MAS0571 is a new part built to match the listed fitment and connection details for Hyundai vehicles.