Hyundai Elantra (CN7): Body Electrical System / Immobilizer System
Components and components location Component Repair procedures Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.
DescriptionThe 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 immobilizer system aims to drastically reduce the rate of auto theft.
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Hyundai Elantra (CN7) 2021-2026 Service Manual: Start/Stop Button
Components and components location Component Repair procedures Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.(Refer to Body Electrical System - "AVN(Audio Video Navigation) head unit")3.Loosen the mounting screws and remove the start/stop button (A).
Hyundai Elantra (CN7) 2021-2026 Service Manual: Desctiprion and operation
DescriptionADAS_PRK is a unit that controls the functions required for ADAS parking. If the ADAS_PRK is applied, the parking distance warning function is also controlled by the ADAS_PRK.System FunctionParking Collision-Avoidance Assist (PCA)PCA is a parking safety system that assists in collision warning and emergency braking in the event of a coll
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