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

Hyundai Elantra (CN7) 2021-2025 Service Manual / Body Electrical System / 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.

❮Components and components location

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

Immobilizer System❯

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Blower Resistor (Manual)

Repair procedures Inspection1.Measure the resistance between the terminals.2.The measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor)Replacement1.Disconnect the negative (-) battery terminal.

Hyundai Elantra (CN7) 2021-2025 Service Manual: Climate Control Air Filter