Facet 10.4001 Air Charge Temperature Sensor

Reliable Air Charge Temperature Sensor for Audi, Porsche, and Volkswagen

The Facet 10.4001 Air Charge Temperature Sensor is designed to provide accurate temperature readings for optimal engine performance. Compatible with various Audi, Porsche, and Volkswagen models, this sensor helps maintain efficient air-fuel mixture control.

• Compatible with Audi A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, S4, Volkswagen Beetle, Golf, Jetta, Passat, and Porsche 911, TT, TT Quattro
• Part number 10.4001 ensures precise fit and function
• Measures intake air temperature to optimize engine management
• Durable construction for consistent performance under varying conditions
• Direct replacement sensor for accurate diagnostics and engine control

Product Details and Compatibility

The Facet 10.4001 Air Charge Temperature Sensor is engineered to monitor the temperature of the incoming air charge in the intake manifold. This data is critical for the engine control unit (ECU) to adjust fuel injection and ignition timing accurately. Designed specifically for select Audi, Porsche, and Volkswagen vehicles, including the Audi A4 and A6 series, Volkswagen Golf and Passat, and Porsche 911 and TT models, this sensor ensures compatibility and reliable operation. Using the correct sensor like the Facet 10.4001 helps maintain engine efficiency and emissions compliance.

Common Applications and Issues Addressed

• Helps prevent rough idling caused by incorrect air temperature readings
• Reduces engine hesitation and stalling related to faulty sensor data
• Improves fuel economy by providing accurate intake air temperature input
• Assists in maintaining proper engine performance under varying environmental conditions
• Supports emission control by ensuring correct air-fuel mixture adjustments

Installation Notes and Tips

Installation of the Facet 10.4001 sensor requires locating the existing air charge temperature sensor on the intake manifold or air intake system. It is recommended to disconnect the battery before installation to avoid electrical issues. Handle the sensor carefully to prevent damage to the sensing element. Ensure the electrical connector is securely attached and free of corrosion. After installation, verify sensor operation through diagnostic tools or engine performance checks.

Quality Assurance and Warranty

Facet manufactures the 10.4001 Air Charge Temperature Sensor to meet OEM specifications for fit and function. While specific warranty details may vary, Facet products typically come with a limited warranty covering defects in materials and workmanship. Using this sensor helps maintain the integrity of your vehicle’s engine management system and supports consistent performance.