Electrical error on CAN2 subnet (BusOff). CAN2 is BMU Subnet-bus except for Battery Slave Units (BSU:s) where CAN2 is BSU Sub-bus.
â–¶ How to fix
Check harness
What you'll see
No driver-visible symptom recorded.
System reaction
* For HRU2 both DCC and waterpumps are connected to BMU_Subnet * 24 will stop charging * Lack of Cooling performance will lead to reduced electrical performance
Diagnostic depth
Detection
CAN electrical error on CAN2 subnet
Possible cause
Defect wiring on CAN bus. Shortcircuit between High, Low, and /or 24 volt, ground