Caution / Notice / Hint
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the steering wheel switch housing removal/installation are shown below.
NECESSARY PROCEDURE AFTER PARTS REMOVED/INSTALLED/REPLACED
| Replacement Part or Procedure | Necessary Procedure | Effect/Inoperative when not Performed | Link |
|---|---|---|---|
| Disconnect cable from negative (-) auxiliary battery terminal | Perform steering sensor zero point calibration | Lane Control System | Refer to INITIALIZATION [10/2018 - 07/2022] |
| Parking Support Brake System*1 | |||
| Pre-collision System | |||
| Lighting System (EXT) | |||
| Memorize steering angle neutral point | Parking Assist Monitor System | Refer to INITIALIZATION [10/2018 - 07/2022] | |
| Initialize back door lock | Power Door Lock Control System | Refer to INITIALIZATION [10/2018 - ] | |
| Reset back door close position | Power Back Door System | Refer to INITIALIZATION [10/2018 - 07/2022] |
*1: When performing learning using the Techstream.
NOTE:
After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.
WAITING TIME BEFORE DISCONNECTING CABLE FROM NEGATIVE (-) AUXILIARY BATTERY TERMINAL
| System Name | See Procedure |
|---|---|
| Vehicle enrolled in lexus enform system or safety connect system | 6 minutes |
| Vehicle not enrolled in lexus enform system and safety connect system | 1 minute |