Walker 245-1439 Mass Air Flow Sensor

Walker 245-1439 Mass Air Flow Sensor

Walker 245-1439 is a complete assembly mass air flow sensor for the engine air intake system. It is built as a new, tested replacement with a black housing, oblong connector shape, female connector, 5 terminals, and 2 mounting holes for a direct-fit style installation.

Compatible With 2007-2009 Suzuki XL-7, complete assembly. This application-specific MAF sensor is tuned for the vehicle’s airflow range and is verified through production testing and on-vehicle validation.

Key Features

• Complete assembly mass air flow sensor
• Walker Complete Assembly line replacement
• Black housing with oblong connector shape
• Female connector with 5 terminals
• 2 mounting holes for secure attachment
• 100% new, never remanufactured
• Programmed and tested for fit, form, and function
• Built with OEM-quality components and custom circuit board programming

Product Details

The Walker Complete Assembly program includes sensor and housing configurations for applications where replacing the full unit is preferred. For the 2007-2009 Suzuki XL-7, part number 245-1439 is engineered to match the vehicle’s airflow calibration and support accurate engine management. Walker manufactures many high-demand sensors in USA facilities and uses production testing to confirm performance before release. This part cross-references Suzuki OE-style numbers 74-10155 and SU7133 for the same application.

Common Issues This Part May Resolve

• Check engine light related to mass air flow sensor performance
• Rough idle or unstable engine operation
• Hesitation during acceleration
• Poor fuel trim readings or air metering errors
• Driveability problems caused by inaccurate intake airflow measurement

Installation Notes and Tips

Before installation, inspect the intake tract, connector, and air tubes for contamination or damage. Handle the sensor carefully to avoid contaminating the sensing element, and verify the connector and mounting points match the original unit. After installation, clear diagnostic trouble codes and confirm proper operation with a scan tool if needed.

Quality Assurance

Walker Products has supplied fuel system components since 1946 and is an ISO 9001 / IATF 16949 certified manufacturer. The 245-1439 MAF sensor is 100% new, programmed, tested, and verified for fit, form, and function before sale.