Walker 245-1015 Mass Air Flow Sensor

Walker Mass Air Flow Assembly 245-1015

Walker Mass Air Flow Assembly 245-1015 is a direct-fit mass air flow sensor assembly for select Ford, Mazda, Lincoln, and Mercury applications. It is built with a 4-terminal female connector and includes the housing for a complete sensor assembly replacement.

Walker Products has supplied fuel system and engine management components since 1946, with manufacturing and engineering support focused on meeting or exceeding OEM standards. The Walker Mass Air Flow Assembly line is built for accurate vehicle application coverage and dependable sensor replacement.

Key Features

• Mass air flow sensor assembly for emission control and engine management service
• Housing included for a complete assembly replacement
• 4-terminal female connector
• Walker part number 245-1015
• Cross-references Delphi AF10111 for the same application

Vehicle Fitment

• Fits 1990-1995 Ford Aerostar, N/A
• Fits 1990-1995 Ford Ranger, N/A
• Fits 1991-1994 Ford Explorer, N/A
• Fits 1994 Ford Ranger, N/A; compatible with OE # F07F12B579AA
• Fits 1991 Ford Ranger, N/A; compatible with OE # F07F12B579AA
• Fits 1994 Mazda B4000, N/A
• Fits 1991-1994 Mazda Navajo, N/A
• Fits 1993 Ford Ranger, N/A; for vehicles with original equipment number F07F12B579AA
• Fits 1992 Ford Crown Victoria, N/A; compatible with vehicles equipped with a towing package
• Fits 1991-1992 Lincoln Town Car, N/A
• Fits 1992 Mercury Grand Marquis, N/A

What It Helps Address

• Incorrect airflow signal to the engine control system
• Rough idle caused by a failing mass air flow sensor
• Poor throttle response from inaccurate air measurement
• Driveability issues related to worn sensor electronics
• Check engine light conditions tied to MAF sensor faults

Installation Notes and Tips

Confirm connector style, terminal count, and OE reference before installation. This assembly uses a female connector and 4 terminals, so verify the vehicle harness matches the original unit. For Ford Ranger, Ford Explorer, Mazda Navajo, and related applications, compare the original housing and OE number to ensure the correct replacement.

Quality Assurance

Walker Products manufactures engine sensors and fuel system components to meet or exceed OEM standards and specifications. The company is ISO 9001 and IATF 16949 certified, with product management and engineering support used to maintain application accuracy and technical documentation.