The DELPHI Detonation Sensor AS10198 is engineered to precisely detect engine knock or detonation. This critical component monitors vibrations within the engine block and sends signals to the engine control unit (ECU). The ECU then adjusts ignition timing to prevent engine damage and maintain optimal performance. Designed for reliability and durability, this sensor ensures your engine operates efficiently under various load conditions. Easy to install and built to meet stringent quality standards, it's a vital part for maintaining your vehicle's health.