Dorman 977-512 Throttle Position Sensor

Dorman 977-512 Throttle Position Sensor

Dorman 977-512 is a throttle position sensor built to match the original sensor’s fit and function on specified vehicles. It is engineered for durable, reliable performance and is designed for throttle body mounting on Ford applications that need accurate throttle input signal control.

Key Features

• Throttle body mounted design for direct replacement use
• Black aluminum/PBT construction for strength and heat resistance
• 3-terminal blade connection with connector-style electrical interface
• OE-style fit and function for specified Ford trucks and vans
• No adjustment required for installation
• Matches common interchange references including Delphi SS10426 and Standard Ignition TH44

Detailed Description

This throttle position sensor, part number 977-512, is a direct-fit replacement for select Ford E-150 Econoline, E-150 Econoline Club Wagon, E-250 Econoline, E-250 Econoline Club Wagon, F-150, and F-250 models. It monitors throttle movement and sends the signal needed for proper engine response, making it a practical replacement when the original sensor is worn or no longer reading correctly. Dorman 977-512 is built with an aluminum/PBT housing, a black finish, and a 3-terminal blade layout to match the original mounting and connection style.

This part cross-references Delphi SS10426 and Standard Ignition TH44 for the same application.

What It Helps Solve

• Erratic throttle signal output
• Delayed or inconsistent throttle response
• Check engine light concerns related to throttle position sensing
• Rough drivability caused by a failing throttle position sensor
• Replacement needs on Ford E-150 Econoline, F-150, and related models

Installation Notes and Tips

• Fits 1985 Ford E-150 Econoline, N/A
• Fits 1987-1995 Ford E-150 Econoline, N/A
• Fits 1985 Ford E-150 Econoline Club Wagon, N/A
• Fits 1987-1995 Ford E-150 Econoline Club Wagon, N/A
• Fits 1985 Ford E-250 Econoline, N/A
• Fits 1987-1995 Ford E-250 Econoline, N/A
• Fits 1987-1991 Ford E-250 Econoline Club Wagon, N/A
• Fits 1985 Ford F-150, N/A
• Fits 1987-1995 Ford F-150, N/A
• Fits 1985 Ford F-250, N/A
• Fits 1987-1995 Ford F-250, N/A

Verify the throttle body mounting style, connector type, and terminal count before installation. Because this sensor is not adjustable, proper alignment and secure electrical connection are important for accurate operation after replacement.

Quality Assurance

Dorman designs this sensor to match original equipment fit and function and to deliver dependable service on specified Ford truck and van applications. The part number 977-512 is built for direct replacement use where OE-style throttle position sensing is required.