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

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

TroubleshootingProblem Symptoms TableBefore replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem.

Hyundai Elantra (CN7) 2021-2026 Service Manual: Parking Collision-Avoidance Assist (PCA)