Walker 245-1141 Mass Air Flow Sensor

Overview of Walker Mass Air Flow Assembly 245-1141

The Walker Mass Air Flow Assembly 245-1141 is designed to provide accurate airflow measurement for BMW vehicles including the 325i, 325is, 525i, 525iT, 530i, and M3 models. This sensor plays a critical role in emission control and engine performance by ensuring the engine control unit receives precise air intake data.

• Includes housing for secure installation
• Features 4 terminals for reliable electrical connection
• Female connector design for compatibility with factory wiring
• Compatible with select BMW models: 325i, 325is, 525i, 525iT, 530i, and M3
• Part number 245-1141 for exact replacement

Walker Mass Air Flow Assembly Product Line Details

The Walker Mass Air Flow Assembly product line focuses on emission control sensors engineered to meet OEM specifications. This line emphasizes durability and precise airflow measurement, which is essential for maintaining proper engine function and emissions compliance. The 245-1141 sensor is part of this line, offering a direct-fit solution with included housing to simplify installation on compatible BMW models.

Product Features and Specifications

This mass air flow sensor includes a housing, which helps protect the sensor element and ensures proper airflow channeling. It has four terminals that provide a stable electrical interface, and the female connector matches the original equipment wiring harness for straightforward integration. The absence of mounting hardware means that existing factory mounts are used during installation.

Common Applications and Issues Addressed

• Restores accurate air intake measurement for BMW 325i, 325is, 525i, 525iT, 530i, and M3 models
• Helps resolve engine performance problems such as rough idling or hesitation
• Assists in correcting emission control faults related to airflow sensor failure
• Prevents check engine light triggers caused by faulty mass air flow readings
• Supports fuel efficiency by providing precise airflow data to the engine control unit

Installation Notes and Tips

When installing the Walker Mass Air Flow Assembly 245-1141, ensure the housing is properly seated to avoid air leaks. Since mounting hardware is not included, use the original equipment mounts for secure attachment. Verify the female connector aligns correctly with the vehicle’s wiring harness to maintain electrical integrity. It is recommended to inspect the wiring and connector for damage before installation.

Quality Assurance and Warranty

Walker products are manufactured to meet or exceed OEM standards for quality and reliability. The 245-1141 mass air flow sensor undergoes rigorous testing to ensure accurate performance and durability. Warranty coverage details should be confirmed with the product documentation or supplier, as it may vary by region.