: Ensure the correct USB-to-Serial driver (often provided in the software package) is installed. Avoid letting Windows automatically install generic drivers. Step-by-Step Update Procedure
This time, the progress bar crawled steadily to 100%. The red flashing stopped, replaced by a solid green light. A quick re-test showed the firmware was now at the latest version (e.g., ). With the firmware fixed, the DS100E communicated perfectly with the car, and Mark finally cleared that stubborn light. Delphi DS150E Firmware Upgrade Procedure delphi+ds100e+firmware+update+problem+work
Ensure the DS100E is connected to both the and a vehicle (via OBD port) . The vehicle's ignition must be ON to provide sufficient power for the firmware write. Configure COM Ports: : Ensure the correct USB-to-Serial driver (often provided
“Not today,” Jake muttered.