Hyundai Tucson: Convenience Features / Door Locks

Limitations of the System

Hyundai Digital Key app on the smartphone and card key may not work if: Hyundai Digital Key app is deleted. Account login information for Hyundai Digital Key app has expired. Logged in wi ...

Operating Door Locks from Outside the Vehicle

Using the mechanical key To unlock: 1. Pull the door handle. 2. Press the release button ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Service Manual: Smart Key Diagnostic
- Inspection Self Diagnosis With Scan Tool It will be able to diagnose defects of SMART KEY system with diagnostic tool quickly. diagnostic tool can operates actuator forcefully, input/output value monitoring and self diagnosis.The following three features will be major problem in SMART KE ...

Hyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Failure Diagnosis 1.In principle, ESC and TCS controls are prohibited in case of ABS failure. 2.When ESC or TCS fails, only the failed system control is prohibited. 3.However, when the solenoid valve relay should be turned off in case of ESC failure, refer to the ABS fail-safe. 4.Informat ...