Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001GCQ3
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 04/2020]
Title: HYBRID / BATTERY CONTROL: FRAME WIRE: INSTALLATION; 2020 MY Corolla Corolla HV [01/2019 - 04/2020]

INSTALLATION

PROCEDURE

1. INSTALL HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

(a) Engage the clamp (B).

(b) Install a new clamp (A).

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

(d) Install 3 new clamps in the order shown in the illustration.

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

Torque:

8.5 N·m {87 kgf·cm, 75 in·lbf}

2. INSTALL FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY

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3. INSTALL FRONT FLOOR COVER RH

HINT:

Perform the same procedure as for the front floor cover LH.

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4. INSTALL REAR FLOOR SIDE MEMBER COVER RH (w/ Cover)

Click here 2020 - 2021 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 09/2020]; REAR SUSPENSION: REAR STABILIZER BAR (for Sedan): INSTALLATION+

5. CONNECT HV FLOOR UNDER WIRE

CAUTION:

Be sure to wear insulated gloves.

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

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

NOTICE:

Make sure that the connectors are connected securely.

6. INSTALL NO. 1 HV BATTERY COVER PANEL RH

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+

7. INSTALL REAR SEAT CUSHION LEG SUB-ASSEMBLY

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8. INSTALL REAR UNDER COVER

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9. INSTALL REAR UNDER SIDE COVER LH

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 04/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Sedan): INSTALLATION+

10. INSTALL REAR DOOR SCUFF PLATE LH

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 04/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Sedan): INSTALLATION+

11. INSTALL REAR UNDER SIDE COVER RH

HINT:

Use the same procedure as for the LH side.

12. INSTALL REAR DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

13. INSTALL REAR SEAT CUSHION LOCK HOOK

Click here 2020 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 -        ]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

14. INSTALL REAR SEAT CUSHION ASSEMBLY

Click here 2020 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 -        ]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

15. CONNECT REAR SEAT CENTER LAP TYPE BELT ASSEMBLY

Click here 2020 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 -        ]; SEAT: REAR SEAT ASSEMBLY: INSTALLATION+

16. CONNECT HV FLOOR UNDER WIRE

Click here 2020 MY Corolla Corolla HV [01/2019 - 04/2020]; HYBRID / BATTERY CONTROL: INVERTER WITH CONVERTER: INSTALLATION+

17. CONNECT ENGINE 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) Engage the 2 clamps and connect the engine wire.

(b) Install the bolt.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

(c) Connect the 2 inverter with converter assembly connectors and move each lock lever as shown in the illustration.

NOTICE:

  • 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.
  • Do not touch the waterproof seal or terminals of the connector.

18. INSTALL SERVICE PLUG GRIP

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; HYBRID / BATTERY CONTROL: SERVICE PLUG GRIP: INSTALLATION

19. PERFORM INITIALIZATION

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2019]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2019 - 04/2020]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION