Modified or cloned serial numbers (like the common 100251 ) can block updates within newer software versions.
Right-click and select , then Browse my computer and navigate to your Delphi software folder.
Connect the DS100E to the PC via USB and to the car via OBD2 (12V). Open the Delphi software.
: Ensure that the correct drivers for the DS100E are installed and that no yellow exclamation marks appear in Device Manager.
: Close background programs that might interfere with the COM port and ensure you are using the firmware version compatible with your specific software release (e.g., version 1622 for 2017.3 software). Best Practices for Future Updates Delphi DS150E Firmware Upgrade Procedure delphi ds100e firmware update problem full
Right-click the corrected port, go to > Port Settings > Advanced .
These are older clone designs. They generally struggle with newer firmware versions (above 1622 ). If you try to force a 2020 or 2021 firmware version onto a low-quality dual-board unit, it will frequently fail the update or lock up. Stick to firmware version 1622 for stability.
: For clone devices, attempting to update while connected to the internet can lead to software lockouts or hardware detection issues, resulting in the "NO VCI FOUND" error. Hardware Failures
: For certain clone devices, connecting to the internet during installation or update can cause the drivers to malfunction or "brick" the device. Modified or cloned serial numbers (like the common
Click the button. When the light changes to green, press Update . Quick Comparison of Common Fixes Issue Symptoms Root Cause Best Solution Red error text after clicking update Missing 12V power juice Plug the device into a car OBD port VCI disconnects during progress bar Bad data cable link Replace the cable with a shorter USB cord Test button fails completely Windows driver block Point Device Manager to the driver folder If you want more help, tell me:
Sometimes the software interface glitches during the standard diagnostic setup. Forcing it through the hardware configuration menu resets the cycle.
Watch these tutorials to visualize the hardware setup and software steps required for a successful update: Delphi DS150E Firmware Upgrade Procedure 62K views · 2 years ago YouTube · DJWW Auto Diagnostics Delphi FIRMWARE UPDATE FIX tutorial 2023 39K views · 3 years ago YouTube · RaoulDuke
The Delphi DS100E firmware update problem can be frustrating and time-consuming to resolve. However, by understanding the causes of the problem and following the recommended solutions, users can successfully update their device's firmware and ensure optimal performance. By taking preventative measures, users can minimize the risk of future update problems and ensure their device remains up-to-date and functional. Open the Delphi software
This report outlines the technical barriers, root causes, and standard recovery procedures for firmware update failures on the Delphi DS100E (and its common clone variants like the DS150E). 1. Executive Summary: The Update Failure
This comprehensive guide covers why these firmware update problems happen and provides step-by-step solutions to fix them. Why Do Delphi DS100E Firmware Update Errors Happen?
If you upgrade your PC software from an older version (like 2017.R3) to a newer version (like 2020.23 or 2021.11), the software will refuse to communicate with the vehicle until the VCI firmware is updated to match.
Software cannot connect to the hardware, even when plugged in.
