The DELPHI Detonation Sensor AS10205 is engineered to accurately detect engine knock or detonation. This critical component monitors vibrations within the engine block, signaling the engine control unit (ECU) when abnormal combustion occurs. By providing timely feedback, the ECU can adjust ignition timing to prevent engine damage and maintain optimal performance and fuel efficiency. Manufactured by DELPHI, a trusted name in automotive components, this sensor ensures reliability and durability for your vehicle's needs.