Standard Ignition TH381 Throttle Position Sensor

Overview of Standard Ignition TH381 Throttle Position Sensor

The Standard Ignition TH381 throttle position sensor is designed for precise throttle monitoring in select Ford, Lincoln, and Mercury vehicles. This sensor features a female plug-in connector and four male blade terminals, ensuring reliable electrical connections for accurate throttle position feedback.

• Connector Gender: Female
• Connector Quantity: 1
• Connector Type: Plug in
• Terminal Gender: Male
• Terminal Quantity: 4
• Terminal Type: Blade terminals

Technical Details and Compatibility

The TH381 throttle position sensor from Standard Ignition is engineered to meet OEM specifications for throttle position sensing. It includes a single female plug-in connector that interfaces with the vehicle wiring harness, and four male blade terminals that provide secure and stable electrical contact. This sensor is compatible with a range of Ford, Lincoln, and Mercury models, including the Ford F-150, Explorer, Mustang, and the Lincoln Navigator, among others. The part number TH381 ensures proper fitment and function for these vehicles.

Applications and Problem Resolution

This throttle position sensor is used to monitor the position of the throttle valve, providing critical input to the engine control unit (ECU) for fuel and ignition management. It helps address issues such as:

• Erratic or unstable engine idle
• Poor throttle response or hesitation
• Check engine light triggered by throttle position faults
• Reduced fuel efficiency due to incorrect throttle data
• Stalling or surging during acceleration

Installation Notes and Tips

When installing the Standard Ignition TH381 sensor, ensure the vehicle ignition is off and the battery is disconnected to prevent electrical shorts. Carefully disconnect the existing throttle position sensor connector and remove the sensor from the throttle body. Install the new sensor by aligning the blade terminals and securing it in place. Reconnect the female plug-in connector firmly to avoid loose connections. After installation, clear any diagnostic trouble codes and verify sensor operation through a scan tool or test drive.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The TH381 throttle position sensor undergoes rigorous quality control testing to ensure consistent operation. This part is backed by Standard Ignition's limited warranty, covering defects in materials and workmanship under normal use conditions.