Battery pack CSC HW error or chip temperature out of range
• Restart the vehicle. • If the error not disappear change RES(E83) according to instruction in multi and in co understanding with the vehicle owner hence it’s a very expensive part.
What you'll see
No driver-visible symptom recorded.
System reaction
• No Cell voltage or temperature measurements available. • VOR, the hybrid system will not work since the battery will not be engaged. The DCC will not receive VCB-power and the 24-volt system will drain the 24-volt batteries. • Amber warning lamp "24V batteries not charged" and "Hybrid System Fault" is shown in ICL
Diagnostic depth
Error bit indication is sent from IBU
The balance circuit is over loaded and causes over temperature in the PCB. One or several CSCs are damaged and need to be replaced