- Wireless Door Lock Control System
- Smart Key System (for Entry Function)
- Smart Key System (for Start Function)
- Steering lock function
| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000001GCPI |
| Model Year Start: 2020 | Model: Corolla | Prod Date Range: [01/2019 - 04/2020] |
| Title: HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: 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 hybrid vehicle control ECU 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 |
|
|
Pre-collision System |
|||
|
Replacement of hybrid vehicle control ECU |
Code registration (Smart Key System (for Start Function)) |
|
|
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. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
Click here
![2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; MAINTENANCE: 2ZR-FXE AUXILIARY BATTERY: REMOVAL+](/t3Portal/stylegraphics/info.gif)
2. REMOVE ECU INTEGRATION BOX RH
Click here
3. REMOVE HYBRID VEHICLE CONTROL ECU
|
(a) Disengage the 2 claws and remove the hybrid vehicle control ECU from the ECU integration box RH. NOTICE:
|
|
|
|