Hyundai Tucson: Ignition System / Troubleshooting
| Trouble symptom | Probable cause | Remedy |
| Engine will not start or is hard to start (Cranks OK) | Ignition lock switch | Inspect ignition lock switch, or replace as required |
| Ignition coil | Inspect ignition coil, or replace as required | |
| Spark plugs | Inspect spark plugs, or replace as required | |
| Ignition wiring disconnected or broken | Repair wiring, or replace as required | |
| Rough idle or stalls | Ignition wiring | Repair wiring, or replace as required |
| Ignition coil | Inspect ignition coil, or replace as required | |
| Engine hesitates/poor acceleration | Spark plugs | Inspect spark plugs, or replace as required |
| Ignition wiring | Repair wiring, or replace as required |
Description and Operation
- Description
The ignition coil is a kind of small transformer that transforms the
battery voltage to 30 kV or more to create a spark in the spark plug gap
in the cylinder.The igniter embedded ...
Schematic Diagrams
- Schematic Diagrams
...
Other information:
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Rear Cross-Traffic Collision-
Avoidance Assist Malfunction
and Limitations
Rear Cross-Traffic Collision-
Avoidance Assist malfunction
When the Rear Cross-Traffic Collision-
Avoidance Assist is not working properly,
the "Check Rear Cross-Traffic Safety
system" warning message may appear,
and the
warning light may illuminate
on the instrument cluster. Have ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Rear Occupant Alert (ROA)
Rear Occupant Alert is provided to
prevent the driver from leaving with any
rear passenger left in the vehicle.
Rear Occupant Alert Settings
To use Rear Occupant Alert, it can be
enabled from the Settings menu in
the instrument cluster or infotainment
system.
Select:
User Settings & ...
