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Home >> Lexus >> 2021 >> ES 350 Luxury >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting System (Ext) - Service Information >> Switch Housing >> Removal [08/2021 - 09/2022] >> Caution / Notice / Hint

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 (FOR HV MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function When Necessary Procedures are not Performed Link
Disconnect cable from negative auxiliary battery terminal Perform steering sensor zero point calibration Lane Tracing Assist System Refer to INITIALIZATION [08/2021 - ]
Pre-collision System
Parking Support Brake System (for HV Model)*
Lighting System (for HV Model)
Memorize steering angle neutral point Parking Assist Monitor System (for HV Model) Refer to INITIALIZATION [06/2018 - 09/2022]
Panoramic View Monitor System (for HV Model) Refer to INITIALIZATION [06/2018 - 09/2022]
Initialize power trunk lid system Power Trunk Lid System (for HV Model) Refer to INITIALIZATION [06/2018 - ]
Removal/installation of the spiral cable with sensor sub-assembly Steering angle zero point learning (Initialize parking support brake system)
  • Parking Support Alert System (for HV Model)
  • Parking Support Brake System (for HV Model)
Refer to CALIBRATION [08/2021 - 09/2022]
  • Steering angle zero point learning (Initialize parking assist monitor system)
  • Steering angle setting
Parking Assist Monitor System (for HV Model) for Initialization
Refer to INITIALIZATION [06/2018 - 09/2022]
for Calibration
Refer to CALIBRATION [06/2018 - 09/2022]
Steering angle zero point learning (Initialize panoramic view monitor system) Panoramic View Monitor System (for HV Model) for Initialization
Refer to INITIALIZATION [06/2018 - 09/2022]
for Calibration
Refer to CALIBRATION [06/2018 - 09/2022]

*: When performing learning using the Techstream.

WARNING:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

GTY571595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Refer to PRECAUTION [06/2018 - 09/2022]

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, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
  • 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, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)
NECESSARY PROCEDURE AFTER PARTS REMOVED/INSTALLED/REPLACED (FOR GASOLINE MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Disconnect cable from negative battery terminal 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 - ]
Removal/installation of the spiral cable with sensor sub-assembly Steering angle zero point learning (Initialize parking support brake system)
  • Parking Support Alert System (for Gasoline Model)
  • Parking Support Brake System (for Gasoline Model)
Refer to CALIBRATION [08/2021 - 09/2022]
  • Steering angle zero point learning (Initialize parking assist monitor system)
  • Steering angle setting
Parking Assist Monitor System (for Gasoline Model) for Initialization
Refer to INITIALIZATION [06/2018 - 09/2022]
for Calibration
Refer to CALIBRATION [06/2018 - 09/2022]
Steering angle zero point learning (Initialize panoramic view monitor system) Panoramic View Monitor System (for Gasoline Model) for Initialization
Refer to INITIALIZATION [06/2018 - 09/2022]
for Calibration
Refer to CALIBRATION [06/2018 - 09/2022]

*: When performing learning using the Techstream.

WARNING:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

GTY571595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Refer to PRECAUTION [08/2020 - 09/2022]

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)