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Home >> Toyota >> 2021 >> Mirai XLE >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - Service Information (2 Of 2) >> Radiator >> Removal [11/2020 - 11/2021] >> Procedure

Removal [11/2020 - 11/2021]: Procedure

  1. PRECAUTION 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:

    After turning the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [11/2020 - 11/2021]
  2. CAUTIONS FOR COOLANT (TOYOTA GENUINE FC STACK COOLANT(Pre-mixed)) 

    Refer to PRECAUTION [11/2020 - ]

  3. REMOVE FRONT COMPARTMENT UNDER COVER 

    Refer to PROCEDURE - Step 18

  4. REMOVE FRONT LOWER SUSPENSION MEMBER PROTECTOR 

    Refer to PROCEDURE - Step 19

  5. REMOVE FRONT COMPARTMENT UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 20

  6. REMOVE FC STACK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 8

  7. REMOVE UPPER RADIATOR SUPPORT SEAL 

    Refer to PROCEDURE - Step 5

  8. REMOVE RADIATOR COVER PLATE 

    Refer to PROCEDURE - Step 6

  9. REMOVE LOWER RADIATOR AIR DEFLECTOR 

    Refer to PROCEDURE - Step 7

  10. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM 

    Refer to PROCEDURE - Step 4

  11. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to REMOVAL [11/2020 - 11/2021]

  12. REMOVE FRONT BUMPER ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 6
  13. DRAIN COOLANT (TOYOTA GENUINE FC STACK COOLANT(Pre-mixed)) 

    Refer to PROCEDURE - Step 6

  14. DRAIN COOLANT (for Inverter) 

    Refer to PROCEDURE - Step 5

  15. REMOVE RADIATOR SUPPORT TO CROSS MEMBER BRACE SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 51

  16. REMOVE RADIATOR SUPPORT TO CROSS MEMBER BRACE SUB-ASSEMBLY RH 

    Refer to PROCEDURE - Step 52

  17. REMOVE AIR CLEANER WITH ELEMENT ASSEMBLY WITH AIR CLEANER INLET 

    Refer to PROCEDURE - Step 53

  18. REMOVE EV RESERVE TANK ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 6
  19. REMOVE HOOD LOCK ASSEMBLY 

    Refer to PROCEDURE - Step 5

  20. REMOVE HOOD LOCK CONTROL CABLE COVER 

    Refer to PROCEDURE - Step 6

  21. REMOVE HIGH PITCHED HORN ASSEMBLY 

    Refer to PROCEDURE - Step 4

  22. REMOVE LOW PITCHED HORN ASSEMBLY 

    Refer to PROCEDURE - Step 5

  23. REMOVE VEHICLE APPROACHING SPEAKER ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 4
  24. REMOVE UPPER RADIATOR SUPPORT BRACE LH 
    1. GTY999290Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE UPPER RADIATOR SUPPORT BRACE RH 
    1. GTY998742Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. DISCONNECT FRONT COMPARTMENT MAIN WIRE 
      NOTE:

      After disconnecting the cooling fan motor connector, make sure that dirt, water or other foreign matter does not contact the connecting parts of the cooling fan motor connector.

    1. GTY1002974Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY1002977Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE UPPER RADIATOR SUPPORT SUB-ASSEMBLY 
    1. GTY998983Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE NO. 1 COOLER BRACKET 
    1. GTY998743Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. DISCONNECT LIQUID TUBE SUB-ASSEMBLY A 
    1. GTY998916Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the bolt and disconnect the liquid tube sub-assembly A.
      2. Remove the O-ring from the liquid tube sub-assembly A.
        NOTE:

        Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.

  30. DISCONNECT NO. 1 FC RADIATOR HOSE 
    1. GTY999305Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Slide the hose clip and disconnect the No. 1 FC radiator hose from the FC radiator assembly.
      2. To prevent contamination by foreign matter, cover the connecting portions of the No. 1 FC radiator hose and FC radiator assembly with plastic bags.
  31. DISCONNECT RADIATOR TO RESERVE TANK HOSE 
    1. GTY999891Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Detach the 2 clamps.
      2. Slide the hose clip and disconnect the radiator to reserve tank hose from the FC radiator assembly.
      3. To prevent contamination by foreign matter, cover the connecting portions of the radiator to reserve tank hose and FC radiator assembly with plastic bags.
  32. DISCONNECT NO. 2 FC INVERTER COOLING HOSE 
    1. GTY1003515Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Detach the 3 clamps.
      2. Slide the hose clip and disconnect the No. 2 FC inverter cooling hose from the No. 1 FC inverter cooling pipe.
      3. To prevent contamination by foreign matter, cover the connecting portions of the No. 2 FC inverter cooling hose and No. 1 FC inverter cooling pipe with plastic bags.
  33. REMOVE FC COOLING WATER ION EXCHANGER ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  34. REMOVE NO. 7 FC RADIATOR HOSE 
    1. GTY999516Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Slide the 2 hose clips and remove the No. 7 FC radiator hose from the FC cooling water temperature control valve and FC radiator assembly.
      2. To prevent contamination by foreign matter, cover the connecting portions of the No. 7 FC radiator hose, FC cooling water temperature control valve and FC radiator assembly with plastic bags.
  35. DISCONNECT NO. 1 DISCHARGE HOSE SUB-ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 14
  36. DISCONNECT NO. 13 FC INVERTER COOLING HOSE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 74
  37. REMOVE RADIATOR WITH COOLER CONDENSER ASSEMBLY 
    1. GTY999926Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction - -
      1. While lifting the radiator with cooler condenser assembly in the direction of the arrow shown in the illustration, remove the cooler condenser assembly.
        NOTE:
        • Perform the following procedure with 2 or more people to prevent damage to the radiator with cooler condenser assembly.
        • When removing the radiator with cooler condenser assembly from the vehicle, do not apply excessive force to the cooler pipe or cooling hoses.

        HINT: 

        Prepare a drain pan or cloth in case the coolant leaks.

  38. REMOVE REAR RADIATOR SIDE AIR GUIDE PLATE LH 
    1. GTY999466Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  39. REMOVE NO. 1 DISCHARGE HOSE SUB-ASSEMBLY 
    1. GTY998949Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Detach the clamp.
      2. Remove the bolt and disconnect the No. 1 discharge hose sub-assembly.
      3. Remove the O-ring from the No. 1 discharge hose sub-assembly.
        NOTE:

        Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.

  40. REMOVE COOLER CONDENSER ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 3
  41. REMOVE NO. 1 FC INVERTER COOLING PIPE 
    1. GTY1004486Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the bolt.
      2. Slide the hose clip and remove the No. 1 FC inverter cooling pipe from the EV radiator assembly.
      3. To prevent contamination by foreign matter, cover the connecting portions of the No. 1 FC inverter cooling pipe and EV radiator assembly with plastic bags.
  42. REMOVE NO. 5 FC INVERTER COOLING PIPE 
    1. GTY998856Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the bolt.
      2. Slide the hose clip and remove the No. 5 FC inverter cooling pipe from the EV radiator assembly.
      3. To prevent contamination by foreign matter, cover the connecting portions of the No. 5 FC inverter cooling pipe and EV radiator assembly with plastic bags.
  43. REMOVE EV RADIATOR ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 7
  44. REMOVE FAN WITH MOTOR ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:

    Do not disassemble the fan with motor assembly.
    1. GTY1003683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  45. REMOVE RADIATOR SUPPORT CUSHION 
    1. GTY1003685Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE LOWER RADIATOR SUPPORT 
    1. GTY1003682Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  47. REMOVE NO. 1 RADIATOR TO SUPPORT SEAL 
    1. GTY1003677Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  48. REMOVE NO. 2 RADIATOR TO SUPPORT SEAL 
    1. GTY1003678Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  49. REMOVE NO. 3 RADIATOR TO SUPPORT SEAL 
    1. GTY1003672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  50. REMOVE NO. 4 RADIATOR TO SUPPORT SEAL 
    1. GTY1003675Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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