Walker 245-1290 Mass Air Flow Sensor

Reliable Mass Air Flow Sensor for BMW and Chevrolet Models

The Walker Mass Air Flow Sensor 245-1290 is designed to provide accurate airflow measurement for optimal engine performance. Compatible with various BMW and Chevrolet vehicles, this sensor includes essential components for straightforward installation and reliable operation.

• Housing included for protection and durability
• Mounting hardware included for easy installation
• Five terminal connections ensuring precise signal transmission
• Female connector design for secure electrical connection

About the Walker Mass Air Flow Sensor Product Line

The Walker Mass Air Flow Sensor line focuses on delivering precise airflow measurement components that meet OEM specifications. This product line emphasizes durability and fitment accuracy, ensuring that sensors like the 245-1290 maintain engine efficiency and emission control compliance across various vehicle applications.

Detailed Product Description

The Walker 245-1290 Mass Air Flow Sensor is engineered to measure the volume and density of air entering the engine, a critical input for the engine control unit (ECU) to optimize fuel injection and ignition timing. This sensor features a robust housing and includes mounting hardware, simplifying the replacement process. With five terminals and a female connector, it ensures reliable electrical connectivity and signal integrity. It is compatible with select BMW models such as the 125i, 128i, 130i, 323i, 325i, 328i (including xDrive and xi variants), 330i, 525i, 528i (including xDrive and xi variants), 530i, X1, X3, X5, and Z4, as well as Chevrolet Suburban 1500 vehicles.

Common Applications and Issues Addressed

• Restores accurate air intake measurement for improved engine performance
• Resolves rough idling and engine hesitation caused by faulty MAF sensors
• Helps correct poor fuel economy linked to incorrect airflow data
• Assists in reducing emission control system errors and check engine lights
• Supports stable acceleration and throttle response

Installation Notes and Tips

Installation of the Walker 245-1290 sensor is straightforward due to the included housing and mounting hardware. Ensure the female connector aligns properly with the vehicle’s wiring harness to avoid connection issues. It is recommended to disconnect the battery before installation to prevent electrical shorts. Handle the sensor carefully to avoid damage to the sensitive sensing elements.

Quality Assurance and Warranty

Walker products are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 245-1290 Mass Air Flow Sensor undergoes rigorous quality control testing. Please refer to Walker’s warranty policy for specific coverage details.