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Caution / Notice / Hint

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during rear coil spring removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED (FOR HEV MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Rear wheel alignment adjustment Perform "Calibration"
  • DTCs are stored
  • ABS warning light illuminates
  • Brake system warning light (yellow indicator) illuminates
  • Slip indicator light illuminates
  • Electronically controlled brake system does not operate correctly
Refer to RESET MEMORY / CALIBRATION [11/2021 - ]
Tires
  • Initialization*1*2
  • Tire Position Identification*1*2
Tire Pressure Warning System Refer to Procedures Necessary When Replacing Parts (for Tire Pressure Warning System)
Refer to WORK PROCEDURE [11/2021 - 03/2023] , or refer to WORK PROCEDURE [03/2023 - 03/2024]
Rear television camera assembly optical axis (Back camera position setting)*3 Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
Parking assist ECU initialization*3 Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
Advanced Park Refer to CALIBRATION [11/2021 - 03/2024]
Suspension parts Rear television camera assembly optical axis (Back camera position setting) Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
Parking assist ECU initialization Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
Advanced Park Refer to CALIBRATION [11/2021 - 03/2024]
Perform headlight ECU sub-assembly LH initialization Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]
Rear height control sensor sub-assembly LH Perform headlight ECU sub-assembly LH initialization Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]

*1: Also necessary after performing a tire rotation.

*2: It is not necessary to perform this procedure if the tire pressure warning valve and transmitters are installed to the same location.

*3: The vehicle height changes because of tire replacement.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED (FOR GASOLINE MODEL)

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Rear wheel alignment adjustment
  • Perform reset memory
  • Perform "Calibration"
  • DTCs are stored
  • ABS warning light illuminates
  • Slip indicator light illuminates
  • Electronically controlled brake system does not operate correctly
Refer to RESET MEMORY / CALIBRATION [11/2021 - ]
Tires
  • Initialization*1*2
  • Tire Position Identification*1*2
Tire Pressure Warning System Refer to Procedures Necessary When Replacing Parts (for Tire Pressure Warning System)
Refer to WORK PROCEDURE [11/2021 - 03/2023] , or refer to WORK PROCEDURE [03/2023 - 03/2024]
Rear television camera assembly optical axis (Back camera position setting)*3 Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
Parking assist ECU initialization*3 Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
ECU Data Initialization (When performing tire replacement after RoB code X2104 is output) Dynamic Torque Control AWD System (for T24A-FTS, A25A-FKS (Type B)) Refer to CALIBRATION [11/2021 - 03/2023] , or refer to CALIBRATION [03/2023 - ]
Suspension parts Rear television camera assembly optical axis (Back camera position setting) Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
Parking assist ECU initialization Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
Perform headlight ECU sub-assembly LH initialization Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]
Rear height control sensor sub-assembly LH Perform headlight ECU sub-assembly LH initialization Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]

*1: Also necessary after performing a tire rotation.

*2: It is not necessary to perform this procedure if the tire pressure warning valve and transmitters are installed to the same location.

*3: The vehicle height changes because of tire replacement.



HINT: 



COMPONENTS (REMOVAL) 

Fig 1: Rear Coil Spring Removal Components [11/2021 - 03/2024]
GTY1062340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout - Procedure Part Name Code
1 REAR WHEEL - - - -
2 NO. 1 LOWER CONTROL ARM COVER 48738B - - -
3 REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH (for LH Side with Height Control Sensor) 89408C - - -
4 REAR STABILIZER LINK ASSEMBLY 48840A See step  4 - -
5 REAR COIL SPRING 48231B See step  5 - -
6 REAR UPPER COIL SPRING INSULATOR 48259A - - -
7 REAR LOWER COIL SPRING INSULATOR 48258C - - -
*A for LH Side with Height Control Sensor - -
*1 REAR NO. 2 SUSPENSION ARM ASSEMBLY *2 REAR SUSPENSION TOE ADJUST CAM SUB-ASSEMBLY
*3 NO. 2 CAMBER ADJUST CAM - -