Caution / Notice / Hint
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during motor cooling cooler 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) | Refer to INITIALIZATION [01/2019 - 09/2022] |
| Pre-collision System (for HV Model) | |||
| Replacement of ECM | Vehicle Identification Number (VIN) or frame number registration | MIL comes on | Refer to REGISTRATION [01/2019 - ] |
| Replacement of inverter with converter assembly | Resolver learning |
|
Refer to UTILITY [01/2019 - 09/2022]
for Nickel Metal Hydride Battery Refer to UTILITY [04/2020 - 09/2022] for Lithium-ion Battery |
WARNING:
- This vehicle has contains high voltage circuits standardized with orange colored wiring and connectors, so follow the instructions in appropriate service information
to perform the procedures correctly.
for NICKEL METAL HYDRIDE BATTERY:
Refer to PRECAUTION [01/2019 - 09/2022]
for LITHIUM-ION BATTERY:
Refer to PRECAUTION [04/2020 - 09/2022]
- If the correct procedures are not followed according to the instructions in appropriate service information , 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.
NOTE:
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))