HV ELECTRICAL SYSTEM_MR & LR 56 9. Remove the LVDC+ terminal cable screw from 3in1 unit. 10. Remove Fast charging connector and harness from 3in1 unit. 11. Remove HV battery connector and harness from 3in1 unit. 12. Remove MCU battery connector and harness from 3in1 unit. 13. Drain Coolant and remove Hose connection on 3in1 Unit Assy. (Refer coolant draining procedure). 14. Remove the four mounting screws from the bracket and safely remove the 3in1 Unit Assy having weight 12.5 kg. Fitment Follow reverse procedure for assembly. NOTE If any issues of DTC related to OBC, DC - DC Converter need to replace 3in1 Unit. For PDU related DTC issue, PDU serviceability need to perform.
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