SKP SK2451043 Mass Air Flow Sensor Assembly

Mass Air Flow Sensor Overview

The SKP SK2451043 mass air flow sensor assembly is a direct-fit replacement for select Ford and Mercury applications. It is built for vehicles that rely on accurate airflow measurement to maintain proper fuel delivery and drivability.

Compatible With 1996-2004 Ford and Mercury applications, including Ford F-150, Ford F-150 Heritage, Ford Windstar, Ford E-150 Econoline, Ford E-150 Econoline Club Wagon, Ford E-250 Econoline, Ford Taurus, Ford Contour, Mercury Cougar, Mercury Mystique, and Mercury Sable.

• Measures incoming air so the engine control system can calculate fuel delivery.
• Supports smoother idle, throttle response, and overall engine operation when the original sensor is failing.
• Direct-fit design for select Ford F-150 and Mercury applications.
• Cross-references Walker Products 245-1043 for the same application.

Detailed Product Information

This SKP mass air flow sensor assembly, part number SK2451043, is intended for vehicles that use a sensor-based airflow signal to manage engine performance. It serves as a replacement for worn or inaccurate original equipment units across multiple Ford and Mercury platforms, including the Ford F-150, Ford Windstar, and Mercury Cougar. The part number SK2451043 also cross-references Walker Products 245-1043 for the same application.

Common Replacement Symptoms

• Rough or unstable idle caused by incorrect airflow readings.
• Hesitation or poor throttle response during acceleration.
• Reduced fuel economy from inaccurate air measurement.
• Check engine light related to airflow sensor performance.
• Driveability issues after the original sensor has worn or failed.

Installation Notes

Verify the connector style and application details against the existing sensor before installation. Confirm the vehicle year, make, and model match the listed fitment for SK2451043. After installation, clear any stored diagnostic trouble codes and inspect for proper idle quality and engine response.