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Estima ACR30W ACR40W ACR55W ACR50W Knock Sensor 1 Piece 1 Vehicle Set NTK Nippon Denso KNE58 94511
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$31

Estima ACR30W ACR40W ACR55W ACR50W Knock Sensor 1 Piece 1 Vehicle Set NTK Nippon Denso KNE58 94511

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NTK (NGK Spark Plug) Knock Sensor

Purpose

The knock sensor detects engine knocking vibrations using piezoelectric ceramics, and is used for ignition timing control. It contributes to improving engine performance, fuel efficiency, and engine protection when using low-octane fuel.

Features

  • Flat output in the 5-15 kHz frequency band