Walker 210-91016 Air Charge Temperature Sensor

Walker Air Charge Temperature Sensor 210-91016

Restore accurate intake air temperature readings with the Walker Products FSK air charge temperature sensor, part number 210-91016. This engine sensor supports proper fuel and ignition control on a wide range of Ford, Lincoln, Mazda, and Mercury applications, including popular F-150, Explorer, and Mustang models.

Key Features

• Air charge temperature sensor for engine management systems
• Walker Products FSK line for application-specific coverage
• Built to meet or exceed OEM standards and specifications
• Backed by Walker Products engineering, product management, and technical support
• ISO 9001 and IATF 16949 certified manufacturing
• Interchange reference: SU2004DG

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946, with a focus on accurate production, vehicle application data, and technical support. The FSK product line is positioned for direct-fit engine management service parts, and the 210-91016 air charge temperature sensor is listed for broad coverage across Ford truck, SUV, van, and passenger car platforms. Compatible vehicle coverage includes the Ford F-150, Ford Explorer, Ford Mustang, Lincoln Navigator, Mazda B-series trucks, and Mercury Mountaineer, among others.

This part number, 210-91016, is a practical replacement choice when the original sensor is no longer reading intake air temperature correctly. This part cross-references SU2004DG for the same application.

What It Helps Address

• Incorrect intake air temperature signal to the engine control module
• Rough idle or drivability concerns tied to sensor input errors
• Fuel mixture issues caused by inaccurate air charge data
• Check engine light conditions related to temperature sensor faults
• Hard starting or inconsistent engine performance in affected vehicles

Installation Notes and Tips

Verify the connector style, sensor location, and vehicle application before installation. Use the vehicle year, make, and model to confirm coverage for your Ford F-150, Ford Ranger, Ford Explorer, Lincoln Continental, or Mazda B3000 application. Inspect the harness and connector for corrosion or damage before replacing the sensor, and clear diagnostic trouble codes after installation if required by the repair procedure.

Quality Assurance

Walker Products manufactures engine sensors to meet or exceed OEM standards and specifications. The company supports its products with in-house manufacturing, engineering, and technical resources, and operates under ISO 9001 and IATF 16949 certified quality systems.