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Battery Current Sensor: Removal

CAUTION:
  • When working on the high voltage systems, always wear insulating gloves.
  • Keep the removed service plug in your pocket to prevent other technicians from reconnecting it while you are servicing the vehicle.
  • After removing the service plug grip, do not touch the high voltage connectors and terminals for 5 minutes.
NOTE: After removing the service plug grip, do not operate the power switch as it may damage the hybrid vehicle control ECU.
  1. PRECAUTION 
    CAUTION: The hybrid system uses high voltage circuits, so improper handling could cause an electric shock or leakage. During service (including installation/removal, inspection and replacement of parts), be sure to follow the procedures (see PRECAUTION  ).
  2. REMOVE REAR NO. 2 FLOOR BOARD (See  REMOVAL  ) 
  3. REMOVE REAR DECK FLOOR BOX (See  REMOVAL  ) 
  4. REMOVE REAR NO. 3 FLOOR BOARD (See  REMOVAL  ) 
  5. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  6. REMOVE SERVICE PLUG GRIP (See  REMOVAL   ) 
  7. REMOVE REAR DECK TRIM COVER (See  REMOVAL   ) 
  8. REMOVE TONNEAU COVER (See  DISASSEMBLY   ) 
  9. REMOVE REAR SEAT CUSHION ASSEMBLY (See  DISASSEMBLY   ) 
  10. REMOVE REAR NO. 1 FLOOR BOARD (See  DISASSEMBLY   ) 
  11. REMOVE REAR SIDE SEAT BACK FRAME LH (See  DISASSEMBLY   ) 
  12. REMOVE REAR NO. 4 FLOOR BOARD (See  DISASSEMBLY   ) 
  13. REMOVE DECK FLOOR BOX LH (See  DISASSEMBLY   ) 
  14. REMOVE DECK TRIM SIDE PANEL LH (See  DISASSEMBLY   ) 
  15. REMOVE BATTERY CARRIER BRACKET (See  DISASSEMBLY   ) 
  16. REMOVE NO. 6 BATTERY CARRIER PANEL (See  DISASSEMBLY   ) 
  17. REMOVE BATTERY CURRENT SENSOR 
    CAUTION: Wear insulating gloves.
    1. Remove the terminal cover.
      Fig 1: Removing Terminal Cover
      G04473991Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut, then disconnect the main battery cable.
      Fig 2: Disconnecting Main Battery Cable
      G04473992Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the connector.
    4. Remove the 2 screws and battery current sensor.
      Fig 3: Removing Battery Current Sensor
      G04473993Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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