June 10, 2024
The Engine Control Module (ECM), also known as the Powertrain Control Module (PCM) or Engine Control Unit (ECU), is a critical component in modern vehicles that plays a central role in controlling the engine and various other systems.
This electronic control unit is responsible for managing a wide range of functions, from regulating fuel injection and ignition timing to monitoring emissions and adjusting performance parameters. The ECM works by receiving input signals from various sensors throughout the vehicle, such as the mass air flow sensor, throttle position sensor, and oxygen sensor, among others….
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