Facet 9.0172 Engine Crankshaft Position Sensor

Reliable Engine Crankshaft Position Sensor for Audi and Volkswagen

The Facet 9.0172 Engine Crankshaft Position Sensor is designed to provide accurate engine timing data for select Audi and Volkswagen models. This sensor ensures proper engine management and smooth vehicle operation by monitoring the crankshaft's position and speed.

• Compatible with Audi A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, and S4 models
• Fits Volkswagen Beetle, Golf, Jetta, and Passat vehicles
• OEM-quality sensor for precise crankshaft position detection
• Part number 9.0172 for easy identification and replacement
• Engineered to maintain optimal engine performance and fuel efficiency

Product Details and Functionality

The Facet 9.0172 crankshaft position sensor plays a critical role in engine management systems by detecting the rotational position and speed of the crankshaft. This information is essential for the engine control unit (ECU) to regulate ignition timing and fuel injection. Designed specifically for Audi and Volkswagen models such as the A4, A6, and Golf, this sensor meets strict quality standards to ensure reliable operation under various driving conditions.

Common Applications and Problem Resolution

• Helps resolve engine misfires and rough idling issues
• Prevents stalling and starting difficulties related to faulty crankshaft signals
• Addresses check engine light triggers caused by sensor failure
• Improves overall engine responsiveness and fuel economy
• Supports stable engine timing for smoother acceleration

Installation Notes and Tips

Installation of the Facet 9.0172 sensor requires basic mechanical skills and proper tools. It is recommended to disconnect the battery before beginning the replacement to avoid electrical shorts. Locate the existing crankshaft position sensor on the engine block, remove the mounting bolt, and carefully disconnect the electrical connector. Install the new sensor by reversing the removal steps, ensuring a secure connection and proper alignment. After installation, clear any diagnostic trouble codes and verify sensor operation through a diagnostic scan.

Quality Assurance and Warranty Information

Facet manufactures the 9.0172 crankshaft position sensor to meet or exceed OEM specifications, ensuring durability and consistent performance. While specific warranty details may vary, Facet typically offers a limited warranty covering defects in materials and workmanship. This sensor undergoes rigorous testing to provide dependable service for Audi and Volkswagen vehicles.