Walker 245-1151 Mass Air Flow Sensor

Walker Mass Air Flow Sensor 245-1151

Restore accurate airflow measurement with the Walker Mass Air Flow Sensor 245-1151. This direct-fit engine sensor is built for select Ford, Lincoln, Mercury, and Jaguar applications and is specified with a 4-terminal female connector for the listed vehicles.

Walker Products has supplied fuel system and engine management components since 1946, with manufacturing and engineering support focused on meeting OEM standards and specifications. The Walker Mass Air Flow Sensor line is part of that broader engine sensor offering for drivers servicing air intake and fuel control systems.

Key Features

• Mass air flow sensor for emission control and engine management applications
• Part number 245-1151 for easy identification and ordering
• 4-terminal female connector
• Mounting hardware included
• No housing included
• Built for select 2000-2003 Ford, Lincoln, Mercury, and Jaguar vehicles

Detailed Description

The Walker 245-1151 mass air flow sensor is a replacement component for vehicles that rely on precise intake air measurement to manage fuel delivery and drivability. It is listed for 2000-2003 Lincoln LS, 2000-2002 Ford Crown Victoria, 2000-2002 Ford Grand Marquis, 2002 Ford Thunderbird, 2000-2002 Jaguar S-Type, 2000-2002 Lincoln Town Car, and 2000-2002 Mercury Grand Marquis. If you are searching for a mass air flow sensor for Ford Crown Victoria 2000-2002, Lincoln Town Car 2000-2002, or Jaguar S-Type 2000-2002, this part number 245-1151 is the cataloged match.

This part cross-references Standard Ignition MAS0139 for the same application.

Common Issues This Part May Address

• Rough idle caused by inaccurate airflow readings
• Hesitation or poor throttle response during acceleration
• Check engine light related to mass air flow sensor performance
• Hard starting or unstable fuel trim behavior
• Reduced fuel economy from incorrect air metering

Installation Notes and Tips

Verify connector style, terminal count, and vehicle application before installation. This sensor uses a female connector and 4 terminals, and it does not include a housing. Confirm the intake tract and electrical connector are clean and undamaged before fitting the new sensor. Use the included mounting hardware where required and follow the vehicle service procedure for relearning or clearing diagnostic codes after replacement.

Quality Assurance

Walker Products is an ISO 9001/IATF16949 certified manufacturer with in-house product management and engineering support. The company states that its engine management components are produced to meet or exceed OEM standards and specifications.