HYBRID / BATTERY CONTROL: FRAME WIRE: REMOVAL; 2018 - 2020 MY Camry HV [07/2017

Last Modified: 11-20-2023	6.11:8.1.0	Doc ID: RM1000000014XMF
Model Year Start: 2018	Model: Camry HV	Prod Date Range: [07/2017 - 10/2020]
Title: HYBRID / BATTERY CONTROL: FRAME WIRE: REMOVAL; 2018 - 2020 MY Camry HV [07/2017 - 10/2020]

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
*: When performing learning using the Techstream. Click here
Auxiliary battery terminal is disconnected/reconnected	Perform steering sensor zero point calibration	Lane departure alert system (w/ Steering Control)
		Pre-collision system
		Intelligent clearance sonar system*
		Lighting system (w/ AFS)(EXT)
	Memorize steering angle neutral point	Parking assist monitor system
	Memorize steering angle neutral point	Panoramic view monitor 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.
for NICKEL METAL HYDRIDE BATTERY: Click here

for LITHIUM-ION BATTERY: Click here
To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.
To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

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.

Click here

PROCEDURE

1. REMOVE SERVICE PLUG GRIP

Click here

2. 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.

3. REMOVE CONNECTOR COVER ASSEMBLY

Click here

4. CHECK TERMINAL VOLTAGE

Click here

5. TEMPORARILY INSTALL CONNECTOR COVER ASSEMBLY

Click here

6. DISCONNECT HV FLOOR UNDER WIRE

Click here

7. REMOVE REAR SEAT CUSHION ASSEMBLY

Click here

8. REMOVE REAR SEAT CUSHION LOCK HOOK

Click here

9. REMOVE REAR DOOR SCUFF PLATE LH

Click here

10. REMOVE REAR UNDER SIDE COVER LH

Click here

11. REMOVE REAR DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

12. REMOVE REAR UNDER SIDE COVER RH

Click here

13. REMOVE REAR UNDER COVER

Click here

14. REMOVE REAR SEAT CUSHION LEG SUB-ASSEMBLY

Click here

15. REMOVE NO. 1 HV BATTERY COVER PANEL RH

for NICKEL METAL HYDRIDE BATTERY:
Click here
for LITHIUM-ION BATTERY:
Click here

16. 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	for NICKEL METAL HYDRIDE BATTERY
*B	for LITHIUM-ION BATTERY
*a	Shield Ground

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

17. REMOVE FRONT EXHAUST PIPE ASSEMBLY

Click here

18. REMOVE EXHAUST MANIFOLD

Click here

19. REMOVE NO. 1 FLOOR UNDER COVER (for RH Side)

Click here

20. REMOVE CENTER NO. 2 FLOOR HEAT INSULATOR

(a) Remove the 3 nuts and center No. 2 floor heat insulator.

21. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY

(a) Remove the 2 nuts and disconnect the transmission control cable assembly.

22. 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) Remove the 2 clamps.

NOTICE:

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

(d) Remove the 3 nuts.

(e) Remove the 2 nuts and clamp.

NOTICE:

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

(f) Disengage the clamp.

(g) Disconnect the HV floor under wire connector.

(h) Remove the nut and HV floor under wire.