Installation [02/2019 - ]: Procedure

INSTALL TRANSPONDER KEY ECU (IMMOBILISER CODE ECU)

NOTE:

Do not reuse dropped or damaged parts.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

	Install in this Direction (1)
	Install in this Direction (2)

Attach in the direction indicated by the arrow (1) shown in the illustration to attach the guide.

Attach in the direction indicated by the arrow (2) shown in the illustration to attach the claw to install the transponder key ECU (immobiliser code ECU).

INSTALL INSTRUMENT PANEL REINFORCEMENT ASSEMBLY WITH AIR CONDITIONING UNIT ASSEMBLY
- for A25A-FKS:
  Refer to INSTALLATION [11/2018 - 08/2020] , or refer to INSTALLATION [08/2020 - 10/2022] , or refer to INSTALLATION [10/2022 - ]
- for A25A-FXS:
  Refer to INSTALLATION [02/2019 - 08/2020] , or refer to INSTALLATION [08/2020 - 12/2021] , or refer to INSTALLATION [12/2021 - 10/2022] , or refer to INSTALLATION [10/2022 - ]
CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
- for A25A-FKS:
  Refer to PROCEDURE - Step 2 [11/2018 - 10/2023] , or refer to PROCEDURE - Step 2 [10/2023 - ]
- for A25A-XKS:
  Refer to PROCEDURE - Step 2 [11/2018 - 08/2020] , or refer to PROCEDURE - Step 2 [08/2020 - ]
NOTE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

Refer to INITIALIZATION [02/2019 - 10/2019] , or refer to INITIALIZATION [10/2019 - 06/2020] , or refer to INITIALIZATION [06/2020 - 08/2020] , or refer to INITIALIZATION [08/2020 - 12/2021] , or refer to INITIALIZATION [12/2021 - 10/2022] , or refer to INITIALIZATION [10/2022 - 10/2023] , or refer to INITIALIZATION [10/2023 - ]
CHECK SRS WARNING LIGHT
Refer to OPERATION CHECK [11/2018 - 08/2020] , or refer to OPERATION CHECK [08/2020 - ]
PERFORM DIAGNOSTIC SYSTEM CHECK
Refer to DTC CHECK / CLEAR [11/2018 - 08/2020] , or refer to DTC CHECK / CLEAR [08/2020 - ]
PERFORM CODE REGISTRATION
- for Gasoline Model:
  Refer to REGISTRATION [11/2018 - 10/2022] , or refer to REGISTRATION [10/2022 - ]
- for HV Model:
  Refer to REGISTRATION [02/2019 - 10/2022] , or refer to REGISTRATION [10/2022 - ]