Hyundai Tucson: Engine Electrical System / Starting System

DC DC converter

- Description Due to the considerably more frequent occurrence of starting operations, the electrical load that occurs often leads to voltage dips in the vehicle network.In order to stabilize t ...

Description and Operation

- Description The starting system includes the battery, starter, solenoid switch, ignition switch, ignition lock switch, connection wires and the battery cable.When the ignition key is turned t ...

Other information:

Hyundai Tucson (NX4) 2022-2026 Service Manual: Front Impact Sensor (FIS)
- Description • The front impact sensors (FIS) are installed on the upper of the side panel in Front End Module (FEM). They are remote sensors that detect acceleration due to a collision at their mounting locations. • The primary purpose of the Front Impact Sensor (FIS) is to provid ...

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Immobilizer System
The immobilizer system helps protect your vehicle from theft. If an improperly coded key (or other device) is used, the engine’s fuel system is disabled. When the ignition switch is in the ON position, the immobilizer system indicator should come on briefly, then go off. If the indica ...