15/11/2025
I’m betting that many of you have used an OEM troubleshooting flow chart when diagnosing the cause of that DTC that turned on the Check Engine light. In many cases, the last line in the chart reads “Replace the ECM” - watch this video before you do!
👉Full Video: https://www.vehicleservicepros.com/service-repair/video-network/the-trainer/whitepaper/21251045/autel-the-trainer-121-testing-the-engine-control-module-watch-this-before-you-order-a-replacement