INVERTER WITH CONVERTER REMOVAL


  1. PRECAUTION

    Tech Tips

    Click here.

  2. REMOVE REAR NO. 2 FLOOR BOARD


    1. A01JB5ZE01

      Disengage the 2 guides <A> as shown in the illustration.

    2. Disengage the 3 guides <B> and remove the rear No. 2 floor board.

  3. REMOVE REAR DECK FLOOR BOX


    1. Remove the rear deck floor box.

  4. REMOVE REAR NO. 3 FLOOR BOARD


    1. A01JC33

      Disengage the 2 guides and remove the rear No. 3 floor board.

  5. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected Click here.

  6. REMOVE SERVICE PLUG GRIP

    CAUTION:


    • Wear insulating gloves.

    • Remove the service plug grip to interrupt the high voltage circuit at the time of inspection or repair.

    • Keep the removed service plug grip in your pocket to prevent other technicians from accidentally reconnecting it while you are servicing the vehicle.

    • All the high voltage wiring connectors are colored in orange.


    1. Wear insulating gloves and remove the service plug grip after sliding up the lever of the service plug grip as shown in the illustration.

      A01JATW

      CAUTION:


      • Keep the removed service plug grip in your pocket to prevent other technicians from accidentally reconnecting it while you are servicing the vehicle.

      • After removing the service plug grip, do not touch the high voltage connectors or terminals for 10 minutes.

      Tech Tips

      Waiting for at least 10 minutes is required to discharge the high-voltage capacitor inside the inverter with converter assembly.

  7. REMOVE FRONT SPOILER COVER (w/ Front Spoiler)

  8. REMOVE ENGINE UNDER COVER

  9. REMOVE NO. 1 ENGINE UNDER COVER

  10. DRAIN COOLANT (for Inverter)

    Note


    • Do not reuse the drained coolant because it may contain foreign objects.

    • Collect the drained coolant and measure its volume to establish a benchmark. When adding coolant, make sure to add more coolant than the measured amount.


    1. Remove the reserve tank cap.

      CAUTION:

      To avoid the danger of being burned, do not remove the reserve tank cap while the coolant for the inverter is still hot.

    2. A01JB5O

      Using a hexagon wrench (10 mm), remove the drain plug indicated in the illustration and drain the coolant.

      CAUTION:

      Use caution when handling coolant immediately after driving or in summer because it may be hot.

    3. Install the plug with a new gasket.

      Torque:
      39 N*m  { 397 kgf*cm, 29 ft.*lbf }

  11. REMOVE RADIATOR SUPPORT OPENING COVER


    1. A01JBUM

      Remove the 3 clips.

    2. Disengage the 2 claws and remove the radiator support opening cover.

  12. REMOVE NO. 1 INVERTER BRACKET


    1. A01J9XB

      Remove the 3 bolts and No. 1 inverter bracket.

  13. DISCONNECT ENGINE ROOM MAIN WIRE


    1. A01JBOF

      Raise the lock lever and disconnect the inverter with converter connector.

    2. A01J8OD

      Disconnect the engine wire from the engine room main wire.

    3. A01JCZI

      Remove the bolt.

    4. A01JB3L

      Remove the bolt, clamp and clip, and disconnect the engine room main ware.

  14. REMOVE INVERTER TERMINAL COVER

    CAUTION:

    Wear insulating gloves.


    1. A01J95T

      Remove the 9 bolts and inverter terminal cover.

      Note

      Make sure to pull the inverter terminal cover straight up, as a connector is connected to the bottom of the cover.

  15. CHECK TERMINAL VOLTAGE

    CAUTION:

    Wear insulating gloves.

    Note

    Do not allow any foreign objects or water to enter the inverter with converter assembly.


    1. A01J8W4

      Using a voltmeter, measure the voltage between the terminals of the 2 phase connectors.

      Standard voltage
      0 V

      Tech Tips

      Use measuring range of DC 750 V or more on the voltmeter.

  16. DISCONNECT FRAME WIRE

    CAUTION:

    Wear insulating gloves.

    Note


    • Insulate the removed terminals with insulating tape.

    • Cover the hole where the cable was connected with tape or equivalent (non-residue type) to prevent entry of foreign matter.


    1. A01JC6B

      Remove the 4 bolts, and disconnect the frame wire (high voltage cables of the hybrid battery) from the inverter with converter assembly.

    2. A01JCYX

      Disconnect the harness clamp.

  17. DISCONNECT HIGH VOLTAGE CABLE OF FRONT TRANSAXLE

    CAUTION:

    Wear insulating gloves.

    Note


    • Insulate the removed terminals with insulating tape.

    • Cover the hole where the cable was connected with tape or equivalent (non-residue type) to prevent entry of foreign matter.


    1. A01JC1Z

      Remove the 5 bolts, and disconnect the high voltage cables of the generator (MG1) from the inverter with converter assembly.

    2. A01J9HM

      Turn back the wire harness cover and release the cable.

    3. A01JCR0

      Remove the 5 bolts, and disconnect the high voltage cables of the motor (MG2) from the inverter with converter assembly.

    4. A01JBGU

      Disconnect the harness clamp.

  18. DISCONNECT NO. 2 ENGINE WIRE

    CAUTION:

    Wear insulating gloves.

    Note


    • Insulate the removed terminals with insulating tape.

    • Cover the hole where the cable was connected with tape or equivalent (non-residue type) to prevent entry of foreign matter.


    1. A01J8MS

      Remove the 4 bolts, and disconnect the No. 2 engine wire (high voltage cables for the air conditioning compressor) from the inverter with converter assembly.

    2. A01JD0K

      Disconnect the harness clamp.

  19. INSTALL INVERTER TERMINAL COVER


    1. A01J95T

      Temporarily install the inverter terminal cover with the 9 bolts to prevent any foreign objects or water from entering the inverter with converter assembly.

  20. DISCONNECT NO. 2 ENGINE ROOM WIRE


    1. Remove the relay block cover.

    2. A01J9HQ

      Release the 2 clamps, and remove the No. 1 relay block cover.

    3. A01J8E0

      Remove the bolt from the No. 2 engine room wire.

    4. Release the 2 claws, and disconnect the No. 2 engine room wire.

    5. A01JBCN

      Connect the No. 2 engine room wire to the protector.

  21. DISCONNECT WATER HOSE


    1. A01J8VX

      Release the retainer and disconnect the water hose from the inverter with converter assembly.

    2. A01JBHW

      Release the retainer and disconnect the water hose from the inverter with converter assembly.

    3. A01J94V

      Disconnect the coolant hose from the inverter with converter assembly. Put a piece of cloth in the pipe and in the disconnected hose or cover the pipe and hose with plastic bags as shown in the illustration, so that foreign matter doesn't stick to the union or the inside of the connector and to prevent coolant from spilling near the inverter with converter assembly.

  22. REMOVE INVERTER WITH CONVERTER ASSEMBLY

    CAUTION:

    Wear insulating gloves.


    1. A01JC7D

      Remove the 3 bolts and inverter with converter assembly.

      Note


      • Since the inverter with converter assembly is very heavy, 2 people are needed to remove the inverter with converter assembly. When removing the inverter with converter assembly, do not damage the parts around it.

      • To prevent damage, do not hold the inverter with converter assembly by the connectors.

      • To prevent damage due to static electricity, do not touch the terminals of the disconnected connectors.

  23. REMOVE MOTOR CABLE BRACKET


    1. A01JBCR

      Remove the 2 bolts and motor cable bracket.

  24. REMOVE HIGH VOLTAGE FUSE

    CAUTION:

    Wear insulating gloves.

    Tech Tips

    Perform this procedure only when replacement of the high voltage fuse is necessary.


    1. A01J95T

      Remove the 9 bolts and inverter terminal cover.

      Note

      Make sure to pull the inverter terminal cover straight up, as a connector is connected to the bottom of the cover.

    2. A01JB7I

      Remove the 2 bolts and high voltage fuse from the inverter with converter assembly.

      Note

      Do not allow any foreign objects or water to enter the inverter with converter assembly.

    3. A01J95T

      Temporarily install the inverter terminal cover with the 9 bolts to prevent any foreign objects or water from entering the inverter with converter assembly.

  25. REMOVE NO. 2 ENGINE ROOM WIRE

    Tech Tips

    Perform this procedure only when replacement of the No. 2 engine room wire is necessary.


    1. A01JCBX

      Disengage the 2 claws and open the terminal cover.

    2. A01JBT6

      Remove the nut from the No. 2 engine room wire.

    3. Disengage the clamp and remove the No. 2 engine room wire from the inverter with converter assembly.