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REMOVAL AND INSTALLATION
 
 
dangerWhen servicing the high-voltage system parts, be sure to wear the specified protection equipment and disconnect the service plug to interrupt the high-voltage supply (Refer to ).
cautionAfter replacing the REMCU, use the M.U.T.-IIISE to write the VIN to the REMCU (Refer to GROUP 00 - Precautions before Service - How to Write the VIN to Write the Engine Control Module (ECM), the KOS-ECU, THE OSS-ECU, the SRS-ECU, the ETACS-ECU, the PHEV-ECU and the REMCU ).
Pre-removal operation
  • Motor coolant draining (Refer to GROUP 14B - On-vehicle Service, Motor Coolant Change .)
Post-installation operation
  • Motor coolant refilling (Refer to GROUP 14B - On-vehicle Service, Motor Coolant Change .)
Removal steps
1.Service lid
<<A>>>>B<<2.Rear motor cable connection
3.O-ring
<<A>>>>B<<4.Main drive lithium-ion battery rear cable (P, N line) connection
5.O-ring
<<A>>>>B<<6.On-board charger/DC-DC converter cable connection
<<A>>>>B<<7.Electric heater or junction block cable connection
<<B>>>>A<<8.Radiator piping hose P
<<B>>>>A<<9.Radiator piping hose Q connection
10.REMCU bracket (FL)
11.REMCU bracket (FR)
12.REMCU bracket (RL)
13.REMCU bracket (RR)
14.REMCU
15.REMCU silencer
 
 
REMOVAL SERVICE POINTS
 
 
<<A>> REAR MOTOR CABLE, MAIN DRIVE LITHIUM-ION BATTERY REAR CABLE (P, N LINE), ON-BOARD CHARGER/DC-DC CONVERTER CABLE, ELECTRIC HEATER OR JUNCTION BLOCK CABLE DISCONNECTION
1. Remove the 9 inner cable mounting bolts.
2. Remove the 8 outer cable mounting bolts.
3. Pull out the cables from the REMCU.
 

 
 
<<B>> RADIATOR PIPING HOSE DISCONNECTION
Put a mating mark before removal as shown in the figure in order to assemble the hose and hose clips to the original positions.
 
 
 
 
INSTALLATION SERVICE POINTS

 
 
>>A<< RADIATOR PIPING HOSE CONNECTION
1. Insert the hose to each pipe up to the convex portion.
2. Align the mating marks on the hose and hose clips and install the hose without twisting the hose.
 

 
 
>>B<< REAR MOTOR CABLE, MAIN DRIVE LITHIUM-ION BATTERY REAR CABLE (P, N LINE), ON-BOARD CHARGER/DC-DC CONVERTER CABLE, ELECTRIC HEATER OR JUNCTION BLOCK CABLE CONNECTION
1. Connect the cables with the REMCU.
2. Install the outer cable mounting bolts and inner cable mounting bolts in this order and tighten them to the specified torque.
Tightening torque: 7.0 ± 2.0 N·m (62 ± 17 in-lb)