Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001H6SZ
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 04/2020]
Title: P610 (HYBRID TRANSMISSION / TRANSAXLE): MOTOR CABLE: REMOVAL; 2020 MY Corolla Corolla HV [01/2019 - 04/2020]

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 motor cable removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System (for HV Model)

2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; PRE-COLLISION: PRE-COLLISION SYSTEM (for HV Model): INITIALIZATION

Pre-collision System (for HV Model)

Replacement of ECM

Vehicle Identification Number (VIN) or frame number registration

MIL comes on

2020 - 2025 MY Corolla Corolla HV [01/2019 -        ]; 2ZR-FXE (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

Replacement of inverter with converter assembly

Resolver learning
  • DTCs are stored
  • Slight vibration at a vehicle speed of 5 km/h (3 mph) or less
  • Shock or vibration during acceleration

2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY): UTILITY

CAUTION:

  • This vehicle has contains high voltage circuits standardized with orange colored wiring and connectors, so follow the instructions in this manual to perform the procedures correctly.

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

  • If the correct procedures are not followed according to the instructions in this manual, there is a danger of electric shock from the high voltage circuits.
  • Be sure to wear insulating gloves when working on high voltage wiring or components.
  • If work is performed without wearing insulating gloves, there is a danger of electric shock.

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, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System (for HV Model))

PROCEDURE

1. REMOVE INVERTER WITH CONVERTER ASSEMBLY

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

2. REMOVE MOTOR CABLE

CAUTION:

Be sure to wear insulated gloves.

(a) Remove the 2 bolts and connector cover from the hybrid vehicle transaxle assembly.

(b) Disengage the 2 claws to remove the terminal cap from the hybrid vehicle transaxle assembly.

(c) Using an insulated tool, remove the 6 bolts and motor cable from the hybrid vehicle transaxle assembly.

NOTICE:

  • Keep the motor cable terminals and their installation area free from foreign matter, water, etc.
  • Do not touch the waterproof seal or terminals of the motor cable.
  • Cover the hole where the motor cable was installed with tape or equivalent (non-residue type) to prevent entry of foreign matter.

*a

Waterproof Seal