Walker 200-1021 Throttle Position Sensor

Walker Throttle Position Sensor 200-1021

Walker Products throttle position sensor 200-1021 is built for throttle body mounted applications that need accurate throttle angle feedback for engine management. It uses a 3-terminal blade connection, a female connector, and a plastic housing with an oblong connector shape.

Walker Products has supplied fuel system and engine sensor components since 1946, with manufacturing and engineering support focused on OE-level specifications. The Walker Products line includes throttle position sensors, cam and crankshaft sensors, oxygen sensors, fuel injectors, and other engine management parts for the automotive aftermarket.

Key Features

• Throttle position sensor for throttle body mounted applications
• Plastic sensor housing
• 1 oblong female connector
• 3 male blade terminals
• No adjustable design
• No mounting hardware or mounting bracket included

Application Details

This Walker throttle position sensor 200-1021 is used on a wide range of Ford, Mercury, Lincoln, and Mazda vehicles, including Ford F-150, Ford Ranger, Ford Taurus, and Mercury Sable applications. It also cross-references Standard Ignition TH74 for the same application.

Compatible vehicle coverage includes 1984-1995 Ford Ranger, 1987-1995 Ford F-150, 1988-1995 Ford F-250, 1987-1995 Ford Taurus, 1988-1995 Mercury Sable, and 1991-1994 Lincoln Town Car. Additional fitment includes Ford Bronco, Bronco II, Aerostar, Econoline, Econoline Club Wagon, Crown Victoria, Tempo, Probe, Mustang, and Mazda B2300/B3000 applications.

What It Helps Fix

• Throttle angle signal errors to the engine control module
• Rough or inconsistent acceleration response
• Idle quality issues related to throttle position feedback
• Driveability problems caused by worn sensor contacts
• Check engine light concerns tied to throttle position sensor faults

Installation Notes

Verify connector style, terminal count, and throttle body mounting before installation. This part is not adjustable and does not include mounting hardware, so the existing throttle body setup should be inspected for wear, corrosion, or damaged terminals before replacement. Confirm the OE stamping or listed interchange when servicing Ford and Mercury applications with multiple sensor variants.

Quality Assurance

Walker Products manufactures engine management 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.