Standard Ignition TH189 Throttle Position Sensor

Overview of Standard Ignition TH189 Throttle Position Sensor

The Standard Ignition TH189 throttle position sensor is designed for precise throttle monitoring in select Dodge and Jeep vehicles. This sensor ensures accurate throttle input readings, contributing to optimal engine performance and emission control.

• Connector Gender: Female
• Connector Quantity: 1
• Connector Type: Plug in
• Terminal Gender: Male
• Terminal Quantity: 3
• Terminal Type: Blade terminals

Technical Details and Compatibility

The TH189 throttle position sensor features a single female plug-in connector with three male blade terminals, providing a secure and reliable electrical connection. Its design supports precise throttle position feedback to the engine control unit, which is critical for fuel management and emission control systems. This sensor is compatible with various Dodge and Jeep models, including Cherokee, Dakota, Grand Cherokee, TJ, Viper, and Wrangler, ensuring proper fitment and function.

Function and Application

This throttle position sensor is used to monitor the position of the throttle valve in the vehicle's intake system. It plays a key role in engine management by sending real-time data to the vehicle’s computer, which adjusts fuel injection and ignition timing accordingly.

• Helps resolve erratic idle or stalling issues
• Addresses poor acceleration or hesitation
• Corrects throttle-related check engine light triggers
• Improves fuel efficiency by accurate throttle input detection
• Supports emission control compliance

Installation Notes and Tips

When installing the Standard Ignition TH189 throttle position sensor, ensure the connector is fully seated and the blade terminals are clean and free of corrosion. Proper alignment of the sensor on the throttle body is essential to avoid inaccurate readings. It is recommended to verify sensor calibration after installation using diagnostic tools compatible with Dodge and Jeep vehicles.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The TH189 throttle position sensor undergoes rigorous testing to ensure durability and reliable performance. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use.