Caution / Notice / Hint

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

NOTE:

The smart key system (for Entry Function) uses the LIN communication system and CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the smart key system (for Entry Function) after confirming that the communication systems are functioning properly.
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - 02/2019] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - 12/2021] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2021 - 10/2023] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2023 - ]
When using the Techstream with the power switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
Before replacing the certification ECU (smart key ECU assembly), refer to Registration.
Refer to REGISTRATION [11/2018 - 10/2019] , or refer to REGISTRATION [10/2019 - 12/2021] , or refer to REGISTRATION [12/2021 - ]
After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".