1.Turn ignition switch OFF and disconnect the battery negative (-) terminal.
2.Remove the fuse box cover.
3.Remove the starter relay (A).

4.Check for continuity between the terminals (30 and 87) using an ohmmeter.
| Terminal | Resistance | Measure | ||
| 30 - 87 | 1 MΩ or higher | If there is continuity between the terminals, replace the relay. | ||

5.Apply 12V to the terminal 85 and ground to the terminal 86 and then check for continuity between the terminals (30 and 87).
| Terminal | Resistance | Measure | ||
| 30 - 87 | 1Ω or less | If there is no continuity between the terminals, replace the relay. | ||

6.Install the starter relay.
7. Install the fuse box cover.
Starter
Ignition SystemHyundai Tucson (NX4) 2022-2026 Owner's Manual: Airbag inflation conditions
Front airbags
Airbag inflation conditions
Front airbags are designed to inflate
in a frontal collision depending on the
severity of impact.
Side and curtain airbags
Side and curtain airbags are designed
to inflate when an impact is detected by
side collision sensors depending on th ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Main Crash Pad Assembly
- Component Location
1. Main crash pad assembly
- Replacement
• When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
• Put on gloves to prevent hand injuries.
• T ...