Hyundai Tucson: Body Electrical System / Immobilizer System

Description and Operation

- Description The immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobiliz ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Conditions that Restart the Engine
The engine is automatically restarted if: The brake vacuum pressure is low. The engine has stopped for about 5 minutes. The air conditioning is ON with the fan speed set to a certain high level. The front defroster is ON. The battery is weak. The cooling and heating performance ...

Hyundai Tucson (NX4) 2022-2026 Service Manual: Fuel Pump
- Inspection [Fuel Pump] 1.Turn ignition switch OFF and disconnect the negative (-)battery cable. 2.Remove the fuel pump assembly. 3.Check motor operation by fuel pump connector (A) connecting power (No.4) and ground (No.5) Pin NoDiscription 1Fuel sender signal 2- 3Fuel sender ground ...