What does EDC failure message means on MAN truck?

The EDC failure message on a MAN truck indicates a malfunction in the Engine Control Unit (ECU) or related electronic systems. This can result from issues such as sensor failures, wiring problems, or software glitches. The message typically requires diagnostic troubleshooting to identify the root cause and ensure the vehicle operates efficiently and safely. It’s advisable to consult a qualified technician for proper diagnosis and repair.