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: Side airbags
The side airbags are designed to deploy
during certain side impact collisions,
depending on the crash severity.
The side airbags on both sides of the
vehicle are designed to deploy when a
rollover is detected by a rollover sensor.
The side airbags are not designed to
deploy in all si ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Headlight, Parking light, Turn
Signal light, Daytime Running
Light (DRL) Replacement
1 Headlight (Low)
2 Headlight (High)
3 Daytime Running Light (DRL)/
Parking light
4 Turn signal light
5 Front side marker
If the LED light does not operate, contact
an authorized HYUNDAI dealer for
replacement.
The LED light cannot be replaced as a
single unit. A skilled technici ...