HV ELECTRICAL SYSTEM_ELR 7. HV CONNECTOR CONNECTION & LOCKING PROCESS.................................................. 42 A. 3IN1 COMBO BOX TO MCU ............................................................................................. 42 B. 3IN1 COMBO BOX TO BATTERY..................................................................................... 42 C. 3IN1 COMBO BOX TO CCS PORT................................................................................... 43 D. 3IN1 COMBO BOX TO E COMPRESSOR ........................................................................ 44 E. COMPRESSOR SIDE CONNECTOR................................................................................ 44 F. 3IN1 COMBO BOX TO AC INPUT..................................................................................... 45 G. 3IN1 COMBO BOX TO PTC.............................................................................................. 45 H. 3IN1 COMBO BOX TO SIGNAL........................................................................................ 46 8. ISOLATION MEASUREMENT .............................................................................................. 47 9. HV COMPONENTS UNDER BONNET COMPARTMENT..................................................... 50 A. 3IN1 UNIT ASSY REMOVAL ............................................................................................ 50 B. SERVICIABLE ITEM 3IN1 UNIT ....................................................................................... 52 C. TOOLS FOR 3IN1 UNIT SERVICIABILTY ........................................................................ 54 D. 3IN1 UNIT SERVICIABILTY .............................................................................................. 55 E. VEHICLE CONTROL UNIT REMOVAL ............................................................................. 59 F. E - DRIVE REMOVAL ....................................................................................................... 60 E. REDUCER OIL LEVEL CHECKING / DRAIN / FILLING DO & DONTS............................. 63 10. TRACTION COOLING SYSTEM (TCS) ................................................................................ 65 A. SYSTEM LAYOUT ............................................................................................................ 65 B. CIRCUIT SCHEMATICS ................................................................................................... 65 C. TCS COOLANT DRAINING PROCEDURE....................................................................... 66 D. TCS COOLANT FILLING PROCEDURE........................................................................... 66 E. RADIATOR / RADIATOR FAN REMOVAL ........................................................................ 67 F. CONDENSOR REMOVAL................................................................................................. 68
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