A-Premium Mass Air Flow Sensor for Ford & Mazda — 4‑Pin Direct-Fit MAF, ±3% Accuracy

A-Premium Mass Air Flow Sensor Assembly (4-pin) is a direct-fit replacement that measures incoming air volume and density so your Ford or Mazda engine control unit can set fuel delivery accurately.

This 4-pin MAF sensor from A-Premium is engineered as a bolt-on swap for a range of Ford, Mazda and Mercury vehicles from the mid-1990s through the early 2000s. Constructed from PBT+GF30 polymer and aluminum alloy, the sensor provides stable 0–9.25 m3/min readings with ±3% measurement accuracy and a standard 12-volt supply rating. It’s sold with the housing and mounting hardware ready to install and backed by a one-year unlimited-mileage warranty.

Which vehicles will this A-Premium MAF sensor fit?

Fitment covers many Ford and Mazda models that originally used a rectangular 4-pin plug and four-bolt mounting pattern. Check the model years and engine sizes to confirm match before ordering.

• Ford: Aerostar (1996–1997 3.0L), Escort (1996–2002 various engines), Ranger/F-100 (1995–2001 ranges), Taurus/Sable/Windstar (mid‑90s models).
• Mazda: 626 (1998–2002 2.0L), B2500/B3000 pickups (1995–2001 range).
• Mercury: Sable and Tracer models listed for the late‑1990s.
• Reference OEM numbers included for cross-checking with your vehicle’s part ID.

How accurate and durable is the sensor for everyday driving?

The device delivers airflow measurements across 0–9.25 m³/min with a stated accuracy of ±3%, suitable for the original engine control strategies used in the covered vehicles. Its materials and bolt-on design aim to resist vibration and under‑hood conditions.

• Terminal count: 4 pins with standard rectangular plug orientation.
• Mounting: four bolt holes for direct replacement installation.
• Construction: PBT+GF30 plastic body with aluminum alloy components.
• Electrical: designed for 12 V vehicle systems and OEM-style connector.

What functions does this mass air flow sensor perform?

The sensor reports the amount and density of intake air to the engine control unit so fuel injection can be adjusted for different temperatures and loads. Reliable airflow data helps the ECU reduce intermittent error codes and maintain smoother engine operation.

• Measures incoming air volume and density for fuel trim decisions.
• Helps prevent drivability issues caused by incorrect airflow readings.
• Accepts OEM-style electrical signals for seamless ECU integration.
• Includes housing and mounting pattern to simplify replacement.

Does A-Premium back this part with any warranty or guarantees?

A-Premium provides a one-year unlimited-mileage warranty on this MAF sensor, giving added assurance after installation. Warranty terms typically cover defects in workmanship and materials under normal use.

• One-year unlimited-mileage limited warranty included.
• Sold as a complete sensor assembly with housing for plug-and-play fitting.
• Reference numbers supplied to confirm compatibility with OEM listings.

Who is this for: Technicians, DIY mechanics and owners of compatible Ford, Mazda or Mercury vehicles who need a reliable, OEM-style mass air flow sensor replacement. If your check-engine light indicates airflow or fuel trim issues, or if your vehicle uses any of the listed part numbers, this A-Premium 4-pin MAF assembly is designed to restore accurate intake measurement without requiring modifications.