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 PROCEDURE AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Replacement of inverter with converter assembly	ECU configuration	-	Refer to ECU CONFIGURATION [09/2022 - ]
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	Refer to UTILITY [09/2022 - ]
Replacement of hybrid vehicle transaxle assembly	Resolver learning Initialize resolver		Refer to UTILITY [09/2022 - ]
Replacement of ECM	Vehicle Identification Number (VIN) registration	MIL comes on	Refer to REGISTRATION [01/2019 - ]
	ECU configuration	-	Refer to ECU CONFIGURATION [09/2022 - ]
	Update ECU security key	Vehicle Control History (RoB) are stored	Refer to UPDATE ECU SECURITY KEY [09/2022 - ]
Replacement of throttle body assembly Replacement of engine assembly Gas leak from exhaust system is repaired	Inspection After Repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [09/2022 - ]
Front wheel alignment adjustment	Perform "Reset Memory" Perform "Calibration"	DTCs are stored ABS warning light illuminates Brake system warning light (yellow indicator) illuminates Slip indicator light illuminates Electronically controlled brake system disabled or malfunctions	Refer to UTILITY [09/2022 - ]

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.

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

LEARNING COMPLETES WHEN VEHICLE IS DRIVEN

Effect/Inoperative Function when Necessary Procedure not Performed	Necessary Procedure	Link
Front Camera System (for TMC Made)	Drive the vehicle straight ahead at 15 km/h (9 mph) or more for 1 second or more.	Refer to INITIALIZATION [09/2022 - 11/2022]