Dorman 977-517 Throttle Position Sensor

Reliable Throttle Position Sensor for Ford, Lincoln, and Mercury Vehicles

The Dorman 977-517 throttle position sensor is designed to provide accurate throttle body feedback for a range of Ford, Lincoln, and Mercury models. Engineered with durable aluminum and PBT materials, this sensor ensures consistent performance and longevity in emission control systems.

• Constructed from durable aluminum and PBT for long-lasting use
• Throttle body mounted design for direct and precise measurement
• Three-terminal blade type electrical connection with connector interface
• Non-adjustable sensor for reliable factory-calibrated operation
• Compatible with multiple Ford, Lincoln, and Mercury models including F-150, Explorer, Mustang, and more

Product Details and Specifications

The Dorman 977-517 throttle position sensor features a black finish and is designed to mount directly on the throttle body. It uses a three-terminal blade type electrical connection with a connector for secure and efficient signal transmission. This sensor is non-adjustable, ensuring consistent throttle position readings without the need for manual calibration. The sensor’s aluminum and PBT construction provides resistance to heat and wear, making it suitable for demanding engine environments.

Compatible Vehicles and Applications

This throttle position sensor is compatible with a wide range of Ford, Lincoln, and Mercury vehicles, including but not limited to the Ford F-150, Explorer, Mustang, and Expedition, as well as Lincoln Aviator, Navigator, and Mark VIII, and Mercury Cougar, Mountaineer, and Sable. It is designed to replace OEM sensors in emission control systems to maintain proper engine performance and fuel efficiency.

Common Issues Addressed by This Sensor

• Erratic or unstable idle speed
• Poor throttle response or hesitation during acceleration
• Check engine light triggered by throttle position sensor faults
• Reduced fuel efficiency due to inaccurate throttle input data
• Engine stalling or surging related to throttle position sensor failure

Installation Notes and Tips

Installation requires mounting the sensor directly on the throttle body and connecting the three-terminal blade connector securely. Since this sensor is non-adjustable, ensure proper alignment during installation to avoid signal errors. No additional installation hardware is included, so verify existing mounting components are in good condition before replacement.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance for emission control systems. The 977-517 throttle position sensor undergoes rigorous quality testing to ensure durability and accuracy. Please refer to Dorman’s warranty policy for specific coverage details.