Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001B3SK
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 - 08/2020]
Title: HYBRID / BATTERY CONTROL: FRAME WIRE: INSTALLATION; 2019 - 2020 MY Avalon HV [04/2018 - 08/2020]

INSTALLATION

PROCEDURE

1. INSTALL HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

(a) Insert the HV floor under wire into the floor panel hole and engage the grommet.

(b) Install 2 new clamps in the order shown in the illustration.

(c) Install the nut.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

(d) Install the 2 nuts and new clamp in the order shown in the illustration.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

(e) Install the nut.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

(f) Connect the HV floor under wire connector.

(g) Engage the clamp.

(h) Install the 2 nuts.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

(i) Install the HV floor under wire with the 2 nuts.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

2. CONNECT TRANSMISSION CONTROL CABLE ASSEMBLY

(a) Connect the transmission control cable assembly to the vehicle body with the 2 nuts.

Torque:

6.0 N·m {61 kgf·cm, 53 in·lbf}

3. INSTALL CENTER NO. 2 FLOOR HEAT INSULATOR

(a) Install the center No. 2 floor heat insulator with the 3 nuts.

Torque:

5.0 N·m {51 kgf·cm, 44 in·lbf}

4. INSTALL NO. 1 FLOOR UNDER COVER

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; REAR SUSPENSION: REAR TRAILING ARM: INSTALLATION+

5. INSTALL EXHAUST MANIFOLD

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST MANIFOLD: INSTALLATION

6. INSTALL FRONT EXHAUST PIPE ASSEMBLY

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST PIPE: INSTALLATION

7. CONNECT HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

(a) Connect the floor wire connector.

(b) Connect the shield ground to the HV battery.

(c) Connect the 2 HV battery junction block assembly connectors.

NOTICE:

Make sure that the connectors are connected securely.

8. INSTALL NO. 1 HV BATTERY COVER PANEL RH

Click here 2019 - 2020 MY Avalon HV [04/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+

9. INSTALL REAR SEAT CUSHION LEG SUB-ASSEMBLY

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+

10. INSTALL REAR UNDER COVER

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+

11. INSTALL REAR UNDER SIDE COVER LH

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+

12. INSTALL REAR DOOR SCUFF PLATE LH

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING: INSTALLATION+

13. INSTALL REAR UNDER SIDE COVER RH

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+

14. INSTALL REAR DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

15. INSTALL REAR SEAT CUSHION LOCK HOOK

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

16. INSTALL REAR SEAT CUSHION ASSEMBLY

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

17. CONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY

Click here 2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

18. CONNECT HV FLOOR UNDER WIRE

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: INVERTER WITH CONVERTER: INSTALLATION+

19. CONNECT 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) Connect the inverter with converter assembly connector and move the lock lever to lock them.

NOTICE:

  • Do not touch the waterproof seal or terminals of the connectors.
  • To prevent damage due to static electricity, do not touch the terminals of the disconnected connectors.
  • Do not damage the terminals, connector housing or inverter with converter assembly when connecting the connectors.

20. INSTALL SERVICE PLUG GRIP

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: SERVICE PLUG GRIP: INSTALLATION

21. INSPECT FOR EXHAUST GAS LEAK

If gas is leaking, tighten the areas necessary to stop the leak. Replace damaged parts as necessary.

(a) Perform "Inspection After Repair" after repairing an exhaust gas leak.

Click here 2019 MY Avalon HV [04/2018 - 08/2019]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 - 2021 MY Avalon HV [08/2019 - 08/2021]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION