Fault codes as follows
Engine - none
hybrid ECU -
2678 : battery system failure
2679: HV battery failure
2681: ILK disconnection 2 (interlock actuated)
2544: general battery fault
0278: open circuit in ABS solenoid relay circuit
1216: high positive voltage of linear solenoid
1241: low or abnormally high battery positive voltage in IG1 circuit
Possible Solenoid failure - High voltage triggered the Triangle error.
No faulty cells found.
All fault codes cleared. Car running as normal.