What is ECM? The Engine Control Module (ECM) is another term used interchangeably with ECU in some contexts. However, ECM typically refers to older, less advanced systems that focus solely on engine functions without the broader scope of the PCM. In conclusion, understanding the functions and roles of your car's ECU, PCM, and ECM is essential for maintaining optimal performance and addressing potential issues. By staying informed and proactive in troubleshooting problems, you can ensure your...

What is ECM? The Engine Control Module (ECM) is another term used interchangeably with ECU in some contexts. However, ECM typically refers to older, less advanced systems that focus solely on engine functions without the broader scope of the PCM. In conclusion, understanding the functions and roles of your car's ECU, PCM, and ECM is essential for maintaining optimal performance and addressing potential issues. By staying informed and proactive in troubleshooting problems, you can ensure your...