Caution / Notice / Hint

WARNING: This page is about a different variant/trim than selected.

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during engine assembly 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	Refer to INITIALIZATION [12/2019 - ]
		Parking Support Brake System*1
		Pre-collision System
		Lighting System (EXT) (w/ AFS)
	Memorize steering angle neutral point	Parking Assist Monitor System	Refer to INITIALIZATION [12/2019 - 10/2022]
	Memorize steering angle neutral point	Panoramic View Monitor System	Refer to INITIALIZATION [12/2019 - 10/2022]
	Initialize back door lock	Power Door Lock Control System	Refer to INITIALIZATION [12/2019 - 11/2023]
	Reset back door close position	Power Back Door System	Refer to INITIALIZATION [12/2019 - 11/2023]
Replacement of ECM	Perform Vehicle Identification Number (VIN) registration	DTC is output	Refer to REGISTRATION [12/2019 - ]
Replacement of engine assembly Gas leak from exhaust system is repaired	Perform Inspection After Repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [12/2019 - 10/2021] , or refer to INITIALIZATION [10/2021 - ]
Replacement of inverter with converter assembly	Resolver learning	DTCs are stored Slight vibration at a vehicle speed of 5 km/h (3 mph) or less Shock or vibration during acceleration	For 2WD: Refer to UTILITY [12/2019 - 11/2023] For AWD: Refer to UTILITY [12/2019 - 11/2023]
Replacement of hybrid vehicle transaxle assembly	Resolver learning Initialize resolver
Replacement of front bumper assembly*2	Front television camera view adjustment	Panoramic View Monitor System	Refer to CALIBRATION [12/2019 - 10/2022]
Replacement or removal and installation of 2 or more parts: Front television camera assembly, radiator grille sub-assembly or front bumper assembly Rear television camera assembly Side television camera assembly LH or outer rear view mirror assembly LH Side television camera assembly RH or outer rear view mirror assembly RH	Television camera view adjustment	Panoramic View Monitor System	Refer to CALIBRATION [12/2019 - 10/2022]
Suspension, tires, etc.*3	Rear television camera assembly optical axis (Back camera position setting)	Parking Assist Monitor System	Refer to CALIBRATION [12/2019 - 10/2022]
	Parking assist ECU initialization Adjust steering angle	Panoramic View Monitor System	Refer to CALIBRATION [12/2019 - 10/2022]
	Perform headlight ECU sub-assembly LH initialization	Lighting System (EXT) (w/ AFS)	Refer to INITIALIZATION [12/2019 - 11/2023]
Replacement of headlight ECU sub-assembly LH Replacement of headlight assembly LH	Synchronize the vehicle information Perform headlight ECU sub-assembly LH initialization	Lighting System (EXT) (w/ AFS)	Refer to INITIALIZATION [12/2019 - 11/2023]
Front wheel alignment adjustment	Perform "Calibration".	DTCs are stored ABS warning light illuminates Brake system warning light (yellow indicator) illuminates Slip indicator light illuminates VSC disabled or malfunctions	Refer to UTILITY [12/2019 - 11/2023]

*1: Learning can also be performed using the GTS. *2: Even when not replacing the part, it is necessary to perform the specified necessary procedures after installation.*3: If the vehicle height has changed due to suspension or tire replacement

WARNING:

The engine assembly with transaxle is very heavy. Be sure to follow the procedure described in the repair information, or the engine lifter may suddenly drop or the engine assembly with transaxle may fall off the engine lifter.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*a	An Object Exceeding Weight Limit of Engine Lifter

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

NOTE:

After the ignition switch is turned off, the radio and display receiver assembly or the radio receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 120 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal.