103.rar May 2026

Often used for "Double PCB" Delphi/Autocom VCI devices to update them to firmware version 103.

If this file is for a car diagnostic tool (Delphi/Autocom), follow these general steps: 103.rar

If prompted for a password, common defaults for tech archives are 1234 , mhhauto , or the name of the website where you found the link. 3. Usage Guide (For OBD2 Firmware 103) Often used for "Double PCB" Delphi/Autocom VCI devices

Before opening "103.rar," it is critical to know what it is for, as generic filenames like this are common in niche tech circles: Usage Guide (For OBD2 Firmware 103) Before opening "103

Sometimes used in modding communities (e.g., for specific game engine builds).

If the file is just named "103" without ".rar," manually rename it by adding .rar to the end so your software recognizes it.

If you get a "Checksum Error," the download was likely interrupted. Try downloading the file again using a download manager .