Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Toyota GR Corolla, 2024 Toyota GR Corolla, and 2023 Toyota GR Corolla. 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 fuel tank sub-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
Replacement of 4WD linear solenoid (electro magnetic control coupling sub-assembly)	ECU Data Write (When replacing 4WD linear solenoid (electro magnetic control coupling sub-assembly))	Active Torque Split AWD System	Refer to CALIBRATION [09/2022 - ]
Gas leak from exhaust system is repaired	Inspection after repair	Poor idle, etc. Engine start function, etc.	Refer to INITIALIZATION [09/2022 - ]
Rear wheel alignment adjustment	Perform "Reset Memory" Perform "Calibration"	VSC is disabled or malfunctions DTCs are output Slip indicator light illuminates ABS warning light illuminates	Refer to UTILITY [11/2022 - ]
Tire	ECU Data Initialization (When performing tire replacement after RoB code X2104 is output)	Active Torque Split AWD System	Refer to CALIBRATION [09/2022 - ]

WARNING:

Never perform work on fuel system components near any possible ignition sources.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Vaporized fuel could ignite, resulting in a serious accident.

Do not perform work on fuel system components without first disconnecting the cable from the negative (-) battery terminal.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Sparks could cause vaporized fuel to ignite, resulting in a serious accident.

HINT:

When the cable is disconnected / reconnected to the 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	Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 seconds or more.	Refer to INITIALIZATION [11/2022 - ]

LEARNING COMPLETES WHEN VEHICLE IS OPERATED NORMALLY

Effect/Inoperative Function when Necessary Procedure not Performed	Necessary Procedure	Link
Power Door Lock Control System Back door opener	Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.	Refer to INITIALIZATION [11/2022 - ]