Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Entry Lock/Unlock Functions and Wireless Functions do not Operate After New/Additional Key ID Registration [12/2024 - ]: Description
If all of the following conditions are met after an error message is displayed on the screen of the GTS during registration, or after performing new key ID registration or additional key ID registration, it is suspected that there is an ID code registration failure between the certification ECU (smart key ECU assembly) and main body ECU (multiplex network body ECU), or there is a certification ECU (smart key ECU assembly) or main body ECU (multiplex network body ECU) malfunction.
- It is possible to start the hybrid control system*1 or engine*2
- Wireless door lock/unlock operation is not possible
- Entry lock/unlock operation is not possible
Also, if the hybrid control system*1 or engine*2 does not start, refer to the following and perform troubleshooting as the suspected cause is a malfunction of the electrical key transmitter sub-assembly, smart key system (for start function), etc.
except Gasoline Model: Refer to WIRELESS SYSTEMS FUNCTION CHECK [12/2024 - ]
for Gasoline Model: Refer to WIRELESS SYSTEMS FUNCTION CHECK [12/2024 - ]
- *1: except Gasoline Model
- *2: for Gasoline Model
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.