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 Service Manual: Power Door Lock Actuators
- Inspection
Front Door Lock Module Inspection
1.Remove the front door trim.(Refer to Body - "Front Door Trim")
2.Disconnect the connectors from the actuator.
3.Check actuator operation by connecting power and ground according to the table.PinDescription
DriverPanssenger
1-M2
2-M3
3COM- ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Troubleshooting
- Troubleshooting
SymptomPossible causeCountermeasure
Wind noise around the doorArise the gap on weatherstripReplace weatherstrip
Water leaks from panorama sunroofMiss install of panorama sunroof frame weather strip and deformingReplace
seal breakageFill with sealant
Wind noise on Panorama Su ...
