The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and connectors to ensure optimal performance and efficiency. The ECM manages fuel injection, ignition timing, and other electrical systems, playing a crucial role in maintaining the vehicle engine’s health.  The ECM is also responsible for storing error codes when problems arise in your car. This helps technicians diagnose
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