Tag Archives: Xtool PS2 truck

Xtool PS2 failed to download mcu.bin to the VCI Solution

Problem: Xtool ps2 heavy duty truck diagnostic tool has this error message : failed to download mcu.bin to the vci , when i do test


Note: This version can diagnose electronic control system of MAN trucks and buses, including engine/ exhaust post-treatment, brake/sustained-action brakes, running gear/gearing, gearbox/powertrain, climate…


Error message: Failed to download mcu.bin to the VCI


Cause: you have wired and wireless communication
Solution: just turn off wired connection


Reference: How to connect Xtool PS2 to VCI


Xtool PS2 truck diagnostic tool: