knock sensor for Honda and Acura Part numbers: 30530Rnaa01, KS301 Key benefits Improves engine reliability and performance by accurately managing ignition timing Helps prevent engine knock and detonation, contributing to smoother operation Suitable for use in diverse driving conditions with lasting durability Compatibility and fit Applications: Honda and Acura vehicles that use the KS301 style knock sensor Part numbers to identify: 30530Rnaa01 and KS301 condition with directfit replacement expectations Quality and materials Made from durable material designed for long life Resistant to temperature, vibration, and wire corrosion Strong and durable with good adaptability and lasting durability Function and performance Knock sensor quickly detects the speed and position of the rotating shaft Adjusts the ignition advance angle for more stable performance Response is sensitive, improving control accuracy across conditions sensitivity and impact Detects engine knock promptly with effective feedback signals Enhances overall engine performance Contributes to improved efficiency and prolonged engine life Use scenarios Scenario 1: a worn or failed knock sensor on a Honda or Acura to restore smooth idling, throttle response, and reliable ignition timing. Scenario 2: Use in performance driving or heavy loads to maintain ignition timing and prevent detonation, protecting the engine under stress. Scenario 3: In engines exposed to temperature or vibration, to maintain reliability and extend engine life through consistent knock detection.