Honda Knock Sensor

Understanding Knock Sensors: Safeguarding Your Engine?s Health

Knock sensors are unsung heroes in modern vehicle engines, quietly detecting potentially damaging engine knock or detonation and alerting the engine control unit (ECU) to make necessary adjustments.

What is a Knock Sensor?

A knock sensor, also known as a detonation sensor, is a small yet vital component installed in most internal combustion engines. Its primary function is to detect the occurrence of engine knock or detonation, a harmful phenomenon that can cause engine damage if left unchecked.