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Home >> Lexus >> 2021 >> LS 500h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Hybrid Battery Control System - Service Information (5 Of 5) >> 2nd ELECTRIC VEHICLE CONVERTER COOLING DUCT >> Removal [10/2023 - ] >> Procedure

Removal [10/2023 - ]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

    Refer to PRECAUTION [10/2023 - ]

  2. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 25

  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to PROCEDURE - Step 4

  4. REMOVE LUGGAGE COMPARTMENT FLOOR MAT 

    Refer to PROCEDURE - Step 24

  5. REMOVE LUGGAGE COMPARTMENT TRIM COVER RH 

    Refer to PROCEDURE - Step 27

  6. REMOVE LUGGAGE COMPARTMENT TRIM COVER LH 

    Refer to PROCEDURE - Step 26

  7. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER 

    HINT: 

    Use the same procedure described for the front luggage compartment trim cover (w/o Advanced Drive).

    Refer to PROCEDURE - Step 30

  8. REMOVE SERVICE PLUG GRIP 

    Refer to REMOVAL [10/2023 - ] 

  9. REMOVE CONNECTOR COVER ASSEMBLY 

    Refer to PROCEDURE - Step 12

  10. CHECK TERMINAL VOLTAGE 

    Refer to PROCEDURE - Step 13

  11. INSTALL CONNECTOR COVER ASSEMBLY 

    Refer to PROCEDURE - Step 15

  12. REMOVE DC/DC CONVERTER COOLING EXHAUST DUCT 
    WARNING:

    Wear insulated gloves.

    1. Remove the 2 bolts.
      GTY1084917Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the DC/DC converter cooling exhaust duct as shown in the illustration.
      GTY1084617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction (1)
      Remove in this Direction (2)