Caution / Notice / Hint
WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. 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 knock control sensor 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 |
|---|---|---|---|
| Battery terminal is disconnected/reconnected | Perform steering sensor zero point calibration | Lane Tracing Assist System | Refer to INITIALIZATION [08/2021 - ] |
| Pre-collision System | |||
| Parking Support Brake System (for Gasoline Model)* | |||
| Lighting System (for Gasoline Model) | |||
| Memorize steering angle neutral point | Parking Assist Monitor System (for Gasoline Model) | Refer to INITIALIZATION [06/2018 - 09/2022] | |
| Panoramic View Monitor System (for Gasoline Model) | Refer to INITIALIZATION [06/2018 - 09/2022] | ||
| Initialize power trunk lid system | Power Trunk Lid System (for Gasoline Model) | Refer to INITIALIZATION [06/2018 - ] | |
| Replacement of knock control sensor | Inspection after repair |
|
Refer to INITIALIZATION [08/2020 - ] |
*: When performing learning using the Techstream.
NOTE:
- After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
- After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)
- This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.
Refer to PRECAUTION [06/2018 - ]