Accurate diagnosis of any suspected ECM-related fault is important. This video is sponsored by The Group Training Academy.
While most updating is done using online access, you don’t have actual access to the files that contain the programming.
Andrew Markel goes over bias voltage and how this startup process allows a handshake between modules and sensors.
Andrew Markel discusses service opportunities for vehicle stop-start systems and how several modules are involved in the activation of the feature.