Walker 245-1080 Mass Air Flow Sensor

Walker Mass Air Flow Assembly 245-1080

The Walker Mass Air Flow Assembly 245-1080 is a direct-fit mass air flow sensor assembly for select Audi and Volkswagen applications. It is built with a housing included and a 5-terminal female connector to support accurate airflow signal delivery for engine management.

Key Features

• Mass air flow sensor assembly for emission control and engine management systems
• Housing included for a complete assembly-style replacement
• 5-terminal female connector
• Walker Products engineering and manufacturing support
• Built to meet or exceed OEM standards and specifications
• ISO 9001/IATF16949 certified manufacturing process

Product Details

Walker Mass Air Flow Assembly 245-1080 is part of the Walker Mass Air Flow Assembly line, a product family focused on engine sensor accuracy and OE-style fitment. Walker Products has supplied fuel system and engine management components since 1946, with in-house product management, engineering, and technical support used to maintain application accuracy and part quality. This part cross-references Standard Ignition MAS0158 and MAS0409 for the same application.

Compatible With select Audi A4, Audi TT, Audi A4 Quattro, Audi A3, Audi TT Quattro, Volkswagen Jetta, Volkswagen Golf, Volkswagen Passat, and Volkswagen Beetle applications. Fits 2000-2006 Audi A4, N/A; Fits 2001-2006 Audi TT, N/A; Fits 2001-2006 Volkswagen Golf, N/A; Fits 2001-2005 Audi A4 Quattro, N/A; Fits 2001-2005 Volkswagen Jetta, N/A; Fits 2001-2005 Volkswagen Passat, N/A; Fits 2002-2004 Audi A3, N/A; Fits 2001-2004 Volkswagen Beetle, N/A; Fits 2001-2002 Audi TT Quattro, N/A; Fits 2008-2009 Audi A4, N/A; Fits 2009-2010 Volkswagen Jetta, N/A.

Common Issues This Part Can Address

• Incorrect airflow signal readings from a failing mass air flow sensor
• Rough idle caused by inaccurate air measurement
• Reduced throttle response related to sensor output problems
• Check engine light conditions tied to MAF sensor faults
• Driveability concerns from degraded engine management input

Installation Notes and Tips

Verify connector style, terminal count, and housing configuration before installation. The 245-1080 uses a 5-terminal female connector and includes the housing, but mounting hardware is not included. Confirm vehicle application by year, make, and model before replacement, especially on Audi A4, Audi TT, and Volkswagen Jetta platforms.

Quality Assurance

Walker Products manufactures engine management components to meet or exceed OEM standards and specifications. The company supports production with engineering and technical staff and operates under ISO 9001/IATF16949 certification for quality control.