ISG system may not operate if:
)
indicator
illuminates in yellow on the
instrument cluster.Contact an authorized HYUNDAI dealer for assistance.
Conditions that Restart the
Engine
Calibrating the Battery SensorHyundai Tucson (NX4) 2022-2026 Service Manual: Troubleshooting
- Troubleshooting
Trouble symptomProbable causeRemedy
Engine will not start or is hard to start (Cranks OK)Ignition lock switchInspect ignition lock switch, or replace as required
Ignition coilInspect ignition coil, or replace as required
Spark plugsInspect spark plugs, or replace as required
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Key Ignition Switch
WARNING
To reduce the risk of serious injury or
death:
Never allow children or any person
who is unfamiliar with the vehicle to
touch the ignition switch or related
parts. Unexpected and sudden vehicle
movement may occur.
Never reach through the steering
wheel for the ignitio ...