Walker 245-1203 Mass Air Flow Sensor

Overview of Walker Mass Air Flow Assembly 245-1203

The Walker Mass Air Flow Assembly 245-1203 is designed for precise air measurement in select Audi vehicles. This mass air flow sensor includes a housing and features a female connector with three terminals, ensuring accurate data transmission to the engine control unit.

• Includes housing for secure installation
• Female connector with 3 terminals for reliable electrical connection
• Mounting hardware not included
• Compatible with multiple Audi models including 90, 90 Quattro, 100, 100 Quattro, A4, A4 Quattro, A6, A6 Quattro, and Cabriolet

Walker Mass Air Flow Assembly Product Line Details

The Walker Mass Air Flow Assembly product line focuses on delivering precise and durable sensors for emission control systems. This line is engineered to meet OEM specifications, providing consistent airflow measurement critical for engine performance and emissions compliance. The 245-1203 sensor is part of this line, offering a reliable replacement option for various Audi models.

Detailed Product Description

This mass air flow sensor from Walker is designed to accurately measure the volume and density of air entering the engine. The included housing protects the sensor element, while the female connector with three terminals ensures proper electrical interfacing. Although mounting hardware is not included, the sensor is compatible with factory mounting points on specified Audi vehicles. The part number 245-1203 corresponds to this specific configuration, making it suitable for models such as the Audi 90 Quattro and A6 Quattro.

Common Applications and Issues Addressed

• Restores accurate air flow measurement for improved engine management
• Resolves rough idling and engine hesitation caused by faulty sensors
• Helps correct poor fuel economy linked to incorrect air-fuel mixture
• Addresses check engine light triggers related to mass air flow sensor faults
• Supports emission control compliance by ensuring proper sensor function

Installation Notes and Tips

When installing the Walker Mass Air Flow Assembly 245-1203, ensure the sensor housing is securely seated in the air intake system. Verify the female connector with three terminals is properly connected to avoid electrical issues. Since mounting hardware is not included, reuse the original hardware or source compatible fasteners. Handle the sensor carefully to avoid damage to the sensing element.

Quality Assurance and Warranty

Walker mass air flow sensors are manufactured to meet strict quality standards for emission control components. The 245-1203 part undergoes rigorous testing to ensure durability and accurate performance. Warranty coverage details should be confirmed with the product documentation or supplier.