Hyundai Elantra: Troubleshooting - Keyless Entry And Burglar Alarm - Body Electrical System - Hyundai Elantra HD 2006Ц2010 Service ManualHyundai Elantra: Troubleshooting

Troubleshooting

1.
Alarm does not work. (Hazard lamps work)

2.
When hood is opened in ARM mode, burglar horn does not work.

3.
When door is opened, burglar horn does not work. (If trunk and hood is opened, alarm works)

4.
When trunk is opened in ARM mode, burglar horn does not work.

5.
When the vehicle is locked by the transmitter, central door lock function works but hazard lamp doesn't blink.

6.
Central door lock function works, but keyless entry system does not work.