DTC U0028-88: Unit Communication Error (Local-Can) (Connectivity Master Unit): Notes

DTC U0028:88 (CONNECTIVITY MASTER UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description	Unit communication error (LOCAL-CAN)
Detection condition	The connectivity master unit (CMU) detects CAN bus communication line (LOCAL-CAN) malfunction 10 times continuously.
Fail-safe	Not applicable
Possible cause	Malfunction in CAN bus communication line Connectivity master unit (CMU) malfunction Malfunction in CAN bus communication line
System wiring diagram	Not applicable