Standard Ignition TH291 Throttle Position Sensor

Overview of Standard Ignition TH291 Throttle Position Sensor

The Standard Ignition TH291 throttle position sensor is designed for precise throttle monitoring in select Hyundai, Kia, Porsche, Saab, and Volvo vehicles. This sensor ensures accurate throttle input data for optimal engine performance and emission control.

• Compatible with Hyundai Accent, Elantra, Rio, Sportage, Tiburon models
• Fits Kia Sephia, Spectra, and Rio vehicles
• Supports Porsche 911, 960, 968 models
• Suitable for Saab 240, 900, 850, 900, 9000, Scoupe, S70, S90
• Compatible with Volvo V70 and V90 series
• Part number TH291 for easy identification and replacement

Product Details and Functionality

The TH291 throttle position sensor from Standard Ignition is engineered to provide reliable throttle position feedback to the engine control unit (ECU). This sensor plays a critical role in managing fuel injection and ignition timing by accurately detecting the throttle plate angle. It is essential for maintaining proper air-fuel mixture and reducing emissions in vehicles such as the Hyundai Accent and Porsche 911. The sensor’s compatibility with a broad range of models from Hyundai, Kia, Porsche, Saab, and Volvo makes it a versatile replacement part for emission control systems.

Common Applications and Problem Resolution

• Resolves erratic engine idling and stalling issues
• Corrects poor throttle response and hesitation
• Eliminates check engine light triggers related to throttle position faults
• Improves fuel efficiency by providing accurate throttle data
• Supports emission control compliance by ensuring proper sensor function

Installation Notes and Tips

Installation of the Standard Ignition TH291 throttle position sensor requires basic mechanical skills and proper tools. Before installation, disconnect the vehicle battery to prevent electrical shorts. Ensure the throttle body is clean and free of debris to avoid sensor damage. Align the sensor correctly with the throttle shaft and secure it firmly to prevent misalignment. After installation, clear any diagnostic trouble codes and perform a throttle position sensor calibration if required by the vehicle’s service manual.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The TH291 throttle position sensor undergoes rigorous quality control testing to maintain consistent accuracy and longevity. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use conditions.