Walker 245-1219 Mass Air Flow Sensor

Overview of Walker Mass Air Flow Assembly 245-1219

The Walker Mass Air Flow Assembly 245-1219 is designed to provide accurate airflow measurement for BMW vehicles including the 318i, 318is, 318ti, 750iL, 850Ci, and Z3 models. This sensor plays a critical role in emission control and engine performance by ensuring the correct air-fuel mixture.

• Housing included for secure installation
• Four terminal connections for reliable electrical interface
• Female connector gender for compatibility with factory wiring
• Compatible with select BMW models: 318i, 318is, 318ti, 750iL, 850Ci, Z3
• Part number 245-1219 for precise identification

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 accurate airflow measurement, which is essential for maintaining engine efficiency and reducing emissions. The 245-1219 sensor is part of this line, offering a housing included design that simplifies replacement and ensures proper fitment in compatible BMW models.

Technical Description and Attributes

This mass air flow sensor features a housing included design, which protects the sensor element and facilitates straightforward installation. It has four terminals, providing a stable electrical connection, and a female connector gender that matches the original equipment wiring harness. The absence of mounting hardware means that existing hardware should be reused or sourced separately. The sensor is specifically designed for BMW vehicles such as the 318i, 318is, 318ti, 750iL, 850Ci, and Z3, ensuring compatibility and reliable performance.

Common Applications and Issues Addressed

• Helps correct inaccurate air-fuel mixture readings
• Resolves engine hesitation or stalling related to airflow sensor faults
• Improves emission control system performance
• Addresses check engine light triggers related to mass air flow sensor failure
• Supports smooth engine idling and acceleration

Installation Notes and Tips

When installing the Walker Mass Air Flow Assembly 245-1219, ensure the housing is properly seated to avoid air leaks. Since mounting hardware is not included, retain original fasteners or acquire compatible hardware before installation. Verify the four-terminal connector is securely attached and the female connector aligns correctly with the vehicle’s wiring harness. It is recommended to handle the sensor carefully to avoid damage to the sensing element.

Quality Assurance and Warranty

Walker products are manufactured to meet industry standards for emission control sensors. The 245-1219 mass air flow sensor undergoes quality checks to ensure reliable operation in compatible BMW models. Warranty details should be confirmed at the point of purchase, as coverage may vary.