Facet 9.3013 Ignition Knock (Detonation) Sensor

Overview of Facet Ignition Knock Sensor 9.3013

The Facet Ignition Knock (Detonation) Sensor 9.3013 is designed for precise detection of engine knock in select Audi and Volkswagen models. This sensor helps maintain optimal engine performance by monitoring detonation and sending accurate signals to the engine control unit.

• Compatible with Audi and Volkswagen vehicles including A4, A6 Quattro, Passat, Golf, and more
• Part number 9.3013 ensures exact fit and function for specified models
• Detects engine knock to prevent damage and improve fuel efficiency
• Durable construction for reliable long-term operation
• Direct replacement sensor for emission control systems

Detailed Product Description

The Facet 9.3013 ignition knock sensor is engineered to detect abnormal combustion events, commonly known as engine knock or detonation, in a range of Audi and Volkswagen vehicles. This sensor plays a critical role in the emission control system by providing real-time feedback to the engine control module (ECM). By accurately sensing knock, it allows the ECM to adjust ignition timing and fuel delivery, helping to protect the engine from damage and maintain efficient operation. Compatible with models such as the Audi 80, 90 Quattro, A4 Quattro, S4, and Volkswagen Golf, Jetta, Passat, and Touareg, this sensor meets OEM specifications for fit and performance.

Common Applications and Issues Addressed

• Prevents engine damage caused by uncontrolled detonation
• Helps reduce engine knocking noise and vibration
• Improves fuel economy by optimizing ignition timing
• Supports emission control compliance by ensuring proper combustion
• Resolves check engine light triggers related to knock sensor faults

Installation Notes and Tips

• Ensure vehicle compatibility by verifying make, model, and part number 9.3013 before installation
• Disconnect the battery before sensor replacement to avoid electrical issues
• Locate the sensor on the engine block or cylinder head as per vehicle service manual
• Use proper torque specifications to avoid sensor damage
• Clear any diagnostic trouble codes after installation to reset the ECM

Quality Assurance and Warranty

Facet ignition knock sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Facet products typically come with a limited warranty covering defects in materials and workmanship. This provides confidence in the sensor’s ability to perform consistently within the specified Audi and Volkswagen applications.