If your vehicle is parked and the engine is left on for a long period of time, the engine turns off automatically to help reduce fuel consumption and prevent carbon dioxide poisoning.
Operating Conditions
Vehicle Auto-Shut Off timer operates when all the following conditions are satisfied:
System Operation
When all the conditions are satisfied, the Vehicle Auto-Shut Off operates and turns the engine off automatically after 60 minutes.
A timer appears on the instrument cluster 30 minutes before vehicle shuts off.
Resetting cluster timer
A timer appears on the instrument cluster after 30 minutes and is reset by:
Deactivating Conditions
The system does not automatically shut off the engine if:
Hyundai Tucson (NX4) 2022-2025 Service Manual: Evaporator Temperature Sensor
- Description
The evaporator temperature sensor will detect the evaporator core
temperature and interrupt compressor relay power in order to prevent
evaporator from freezing by excessive cooling.
- Inspection
1.Turn the ignition switch ON.
2.Turn the A/C swicth ON.
3.Measure resist ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Evaporator Core
- Replacement
1.Disconnect the negative (-) battery terminal.
2.Remove the heater core.(Refer to Heater - "Heater Core")
3.Loosen the mounting screws and remove the evaporator core cover (A).
4.Remove the evaporator core (A) from the heater unit.
5.Remove the evaporator temperature sens ...