Detroit Diesel - Mercedes CPC5 control unit repair instruction - COURSE

Detroit Diesel - Mercedes CPC5 control unit repair instruction

Comprehensive repair instruction of the CPC5 module. These units are mounted in Mercedes-Benz Actros MP5 trucks. The most common cause of failure is the complete non-functionality of this unit, and thus the vehicle cannot be started. But we also encountered a complete failure of CAN bus communication with other units in the vehicle.
The most common problems:

Complete malfunction of the control unit caused by overvoltage
CAN-BUS communication errors
Vehicle emergency mode