This DELPHI Detonation Sensor, part code AS10204, is designed to accurately detect engine knock or detonation. By identifying abnormal combustion events, it allows the engine control unit (ECU) to adjust ignition timing, preventing potential engine damage and ensuring optimal performance. This sensor is crucial for maintaining fuel efficiency and smooth engine operation under various driving conditions. Manufactured by DELPHI, a trusted name in automotive components, this sensor meets high-quality standards for reliability and durability.