ECU（Electronic Control Unit）とは、電子機器を制御する装置のこと。主に自動車に搭載されており、エアバッグやトランスミッション、エンジン、車線維持システムなどといった様々な電子機器を個別に制御する。装置はマイクロコントローラや通信モジュール ...

It is commonly used in vehicles with ABS, and BCM ensures that the wheels do not skid and helps in ease of brake management. It also prevents wheels from locking up at the time of using the brake.

There was a time that vehicles didn’t come with sophisticated computer systems. Those cars and trucks used pneumatic and mechanical systems to regulate idle speed, valve timing, and fuel delivery.