The engine control module (ECM), also known as the powertrain control module (PCM) or engine control unit (ECU), is a crucial component in modern vehicles.
It is responsible for controlling and monitoring the engine's performance, ensuring optimal efficiency and power output. In this blog post, we will explore the functions and importance of the ECM in vehicles.
1. What is an Engine Control Module (ECM)?
The Engine Control Module (ECM) is a computerized system that manages the engine's operation. It collects data from various sensors throughout the vehicle, such as the oxygen sensor, throttle position sensor, and mass airflow sensor, to determine the engine's performance and make adjustments as needed. The ECM can control various aspects of the engine, including fuel injection, ignition timing, and emissions control.
2. Functions of the ECM
The ECM performs several key functions to ensure the engine operates smoothly and efficient...