HYBRID / BATTERY CONTROL: FRAME WIRE: REMOVAL; 2019 MY RAV4 HV [11/2018

Last Modified: 01-30-2024	6.11:8.1.0	Doc ID: RM100000001FH9Z
Model Year Start: 2019	Model: RAV4 HV	Prod Date Range: [11/2018 - 02/2019]
Title: HYBRID / BATTERY CONTROL: FRAME WIRE: REMOVAL; 2019 MY RAV4 HV [11/2018 - 02/2019]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during HV floor under wire removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure	Necessary Procedures	Effect/Inoperative Function when Necessary Procedure not Performed
Auxiliary battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane control system
	Perform steering sensor zero point calibration	Pre-collision system
	Memorize steering angle neutral point	Parking assist monitor system
	Memorize steering angle neutral point	Panoramic view monitor system
	Reset back door close position	Power back door system
	Back door lock initialization	Power door lock control system
Replacement of air fuel ratio sensor Gas leak from exhaust system is repaired	Inspection After Repair	Poor idle, etc. Engine start function, etc.

CAUTION:

Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.
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To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

NOTICE:

After the power switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the power switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.

Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal

System Name	See Procedure
Vehicle enrolled in Toyota Entune system or safety connect system	6 minutes
Vehicle not enrolled in Toyota Entune system and safety connect system	1 minute

PROCEDURE

1. PRECAUTION

NOTICE:

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.

2. REMOVE SERVICE PLUG GRIP

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3. DISCONNECT ENGINE ROOM MAIN WIRE

CAUTION:

Be sure to wear insulated gloves.

NOTICE:

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

(a) Move the lock lever while pushing the lock on the connector, and disconnect the inverter with converter assembly connector.

NOTICE:

Do not damage the terminals, connector housing or inverter with converter assembly during disconnection.
Cover the hole where the cable was connected with tape (non-residue type) or equivalent to prevent entry of foreign matter.
Insulate the disconnected terminals with insulating tape.
Do not touch the waterproof seal or terminals of the connector.

4. REMOVE CONNECTOR COVER ASSEMBLY

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5. CHECK TERMINAL VOLTAGE

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6. TEMPORARILY INSTALL CONNECTOR COVER ASSEMBLY

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7. DISCONNECT HV FLOOR UNDER WIRE

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8. REMOVE BENCH TYPE REAR SEAT CUSHION ASSEMBLY

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9. REMOVE REAR SEAT CUSHION LOCK HOOK

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10. REMOVE REAR DOOR SCUFF PLATE LH

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11. REMOVE NO. 3 BATTERY SERVICE COVER BOARD

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12. REMOVE REAR DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

13. REMOVE NO. 2 BATTERY SERVICE COVER BOARD

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14. REMOVE BATTERY SERVICE COVER BOARD

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15. REMOVE REAR SEAT CUSHION LEG SUB-ASSEMBLY

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16. REMOVE NO. 1 HV BATTERY COVER PANEL RH

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17. DISCONNECT HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

(a) Disconnect the 2 HV battery junction block assembly connectors.

NOTICE:

Insulate each disconnected high-voltage connector with insulating tape. Wrap the connector from the wire harness side to the end of the connector.

*a	Shield Ground

(b) Disconnect the shield ground from the HV battery.

(d) Remove the nut.

(e) Disengage the clamp.

(f) Disengage the clamp and disconnect HV floor under wire.

18. REMOVE FRONT FENDER FRONT SPLASH SHIELD LH

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19. REMOVE FRONT FENDER FRONT SPLASH SHIELD RH

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20. REMOVE NO. 1 ENGINE UNDER COVER

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21. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY

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22. REMOVE ENGINE UNDER COVER HEAT INSULATOR

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23. REMOVE FRONT FLOOR COVER LH

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24. REMOVE FRONT FLOOR COVER RH

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25. REMOVE FRONT CENTER FLOOR COVER

(a) Remove the 2 clips and front center floor cover.

26. REMOVE FRONT NO. 2 FLOOR HEAT INSULATOR

(a) Remove the 2 nuts, clip and front No. 2 floor heat insulator.

27. REMOVE FRONT LOWER NO. 1 FLOOR HEAT INSULATOR

(a) Remove the nut, bolt, clip and front lower No. 1 floor heat insulator.

28. REMOVE FRONT NO. 1 FLOOR HEAT INSULATOR

(a) Remove the 2 nuts and front No. 1 floor heat insulator.

29. REMOVE NO. 2 ENGINE SERVICE COVER CUSHION

(a) Remove the 2 nuts and No. 2 engine service cover cushion.

30. REMOVE ENGINE SERVICE COVER CUSHION

(a) Remove the 2 nuts and engine service cover cushion.

31. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY

(a) Remove the nut and disconnect the transmission control cable assembly.

32. REMOVE FRONT EXHAUST PIPE ASSEMBLY

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33. REMOVE EXHAUST MANIFOLD

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34. REMOVE FUEL TANK ASSEMBLY

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35. REMOVE HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

NOTICE:

Insulate the disconnected connectors with insulating tape.

(a) Remove the 2 nuts.

(b) Disengage the grommet and pull out the HV floor under wire from the floor panel hole.

(d) Remove the 2 stud clamps.

NOTICE:

If the stud clamps are removed forcibly, the stud bolts may be damaged.

(e) Remove the 2 nuts, bolt and 2 stud clamps.

NOTICE:

If the stud clamps is removed forcibly, the stud bolt may be damaged.

(f) Disengage the 2 claws.

Remove in this Direction

(g) Disengage the guide and disconnect the No. 1 terminal cap.

(h) Remove the nut and disconnect the engine room main wire.

(i) Remove the 2 nuts and HV floor under wire.