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  1. Electronic control unit - Wikipedia

    An electronic control unit (ECU), also known as an electronic control module (ECM), is an embedded system in automotive electronics that controls one or more of the electrical systems …

  2. What Is the Electronic Control Module? - AutoZone

    One crucial component to get familiar with is the Electronic Control Module, or ECM, that plays a pivotal role in ensuring modern vehicles run smoothly and efficiently. Here we’ll break down …

  3. What Is an Electronic Control Unit (ECU) and How It Work

    Oct 15, 2023 · An electronic control unit (ECU), or electronic control module (ECM), is a common electronic device or module. Although it can be used in various fields such as medical, …

  4. What is the Electronic Control Module (ECM)? - Cummins

    Nov 3, 2023 · Learn about Electronic Control Module (ECMs) and how they optimize engine performance and provide efficiency and reliability in diverse vehicle technologies.

  5. What Is an Electronic Control Module? - NAPA Know How Blog

    Aug 30, 2018 · The electronic control module is an onboard computer responsible for keeping your engine running at its best and alerting you when something is wrong.

  6. ECM vs PCM vs TCM: Key Automotive Module Differences

    Jun 16, 2025 · Learn the difference between ECM, PCM, TCM, BCM, IDM, and FICM. Discover each module’s role in your vehicle’s performance and how they work together.

  7. What Is an Electronic Control Unit? - Aptiv

    Apr 16, 2020 · An electronic control unit (ECU) is a small device in a vehicle’s body that is responsible for controlling a specific function.

  8. The Ultimate Guide to Electronic Control Module: What Are They …

    What is an electronic control module? An electronic control module (ECM)–also known as an electronic control unit (ECU)–as the name suggests, manages your electric vehicle’s (EV) …

  9. What is ECM? | ECM role in a truck, ECM location, lifespan

    Jul 25, 2024 · The Electronic Control Module (ECM), also known as the Engine Control Unit (ECU), is the brain of a truck's engine. It is a computer that monitors and controls various …

  10. Electronic Control Unit Overview: Components and Functions

    Mar 21, 2025 · An Electronic Control Unit (ECU) is an embedded system within automotive electronics that manages one or more electrical systems or subsystems in a vehicle. Modern …