Hyundai Elantra (CN7): Button Engine Start System / Start/Stop Button

Components and components location

Component

Repair procedures

Removal
1.
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).

Installation
1.
Install the start/stop button.
2.
Install the AVN head unit.
3.
Connect the negative (-) battery terminal.

    Component Location1. Smart key unit (IBU)2. Interior antenna 23. outside door handle4. Interior antenna 15. FOB Key6. Door antenna1. Bumper antenna2. Trunk antenna

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Head Lamp Leveling Device

    Components and components location Component Location1. Head lamp leveling actuator2. Head lamp leveling switch Head Lamp Leveling Switch Schematic diagrams Schematic Diagrams Repair procedures Replacement1.Disconnect the negative (-) battery terminal.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Troubleshooting

    Diagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC)(2)Data Analysis : Checking the system input/output data s

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