Walker 245-1225 Mass Air Flow Sensor

Walker Mass Air Flow Sensor 245-1225

The Walker Mass Air Flow Sensor 245-1225 is built for precise air measurement in engine management systems. It is a direct-fit replacement for select Ford Super Duty and Excursion applications, including 2003-2007 Ford F-250 Super Duty, 2003-2007 Ford F-350 Super Duty, 2003-2005 Ford Excursion, and 2004 Ford E-350 Club Wagon.

Key Features

• Walker Mass Air Flow Sensor, part number 245-1225
• 6-terminal female connector
• Mounting hardware included
• Housing not included
• Built by Walker Products, an ISO 9001/IATF16949 certified manufacturer

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946, with manufacturing and engineering support focused on OEM-level fit and specification control. The Walker Mass Air Flow Sensor line is part of that engine management portfolio, serving vehicles that rely on accurate airflow input for fuel delivery and drivability. This 245-1225 sensor is a fitment-based replacement for Ford F-250 Super Duty, Ford F-350 Super Duty, Ford Excursion, and Ford E-350 Club Wagon applications listed above. This part cross-references Delphi AF10129 for the same application.

Common Issues This Part May Address

• Rough idle caused by inaccurate airflow readings
• Hesitation or stumble during acceleration
• Reduced fuel economy from incorrect air-fuel calculation
• Check engine light related to mass air flow sensor performance
• Driveability concerns on Ford Super Duty and Excursion applications

Installation Notes

Verify connector style, terminal count, and vehicle application before installation. This sensor uses a female connector with 6 terminals and includes mounting hardware; the housing is not included. Confirm the intake tract and electrical connector are clean before installing the replacement sensor, and clear diagnostic trouble codes after service if required.

Quality Assurance

Walker Products manufactures engine sensors and fuel system components to meet or exceed OEM standards and specifications, supported by in-house product management and engineering. The brand’s ISO 9001/IATF16949 certification reflects its quality control process for aftermarket engine management parts.