Hyundai Tucson: Body Electrical System / Keyless Entry And Burglar Alarm

Smart key antenna

- Removal Interior 1 Antenna     • Take care not to scratch the crash pad and related parts. 1.Disconnect the negative (-) battery terminal. 2.Remove the crash pad center pan ...

Description and Operation

- Description Burglar Alarm State [B/A State] B/A StateDescription DISARM1) In "DISARM" state, no vehicle start inhibition. So, when door, hood, or Liftgate is opened, there is no alarm sound ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Used Vehicle/Digital Key Maintenance
Purchasing used vehicle Delete Digital Key Settings When Purchasing a Used Vehicle If any digital key (smartphone key or card key) is already registered when you press the Push Button Start ignition switch, the message, “Digital key(s) active” appears on the instrument cluster once. ...

Hyundai Tucson (NX4) 2022-2026 Service Manual: Relay Box (Engine Compartment)
- Inspection Power Relay (Type A) 1.There should be continuity between the No.30 and No.87 terminals when power and ground are connected to the No.85 and No.86 terminals. 2.There should be no continuity between the No.30 and No.87 terminals when power is disconnected.[Engine room relay box] ...