Hyundai Sonata: Indicator Lights / Immobilizer Indicator Light (Without Smart Key)

This indicator light illuminates:

When the vehicle detects the immobilizer in your key properly while the ignition switch is ON.

- At this time, you can start the engine.
- The indicator light goes off after starting the engine.

This indicator light blinks:

When there is a malfunction with the immobilizer system.

In this case, have your vehicle inspected by an authorized HYUNDAI dealer.

Electronic Stability Control (ESC) OFF Indicator Light
This indicator light illuminates: Once you set the ignition switch or the Engine Start/Stop button to the ON position. - It illuminates for approximately 3 seconds and then goes off. When you d ...

Immobilizer Indicator Light (With Smart Key)
This indicator light illuminates for up to 30 seconds: When the vehicle detects the smart key in the vehicle properly while the ignition switch or the Engine Start/ Stop button is ACC or ON. - At th ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Front Fog Lamps Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front bumper. (Refer to Body - "Front Bumper Cover") 3. Disconnect the front fog lamp connector (A). 4. Remove the front fog lamp assembly (A) after loosening the mounting nut. Installation 1. Install the fr ...

Hyundai Sonata LF 2014-2019 Owners Manual: Warning messages
Parking brake automatically engaged When the EPB is applied from Auto Hold, a warning will sound and a message will appear. AUTO HOLD turning off! Press brake pedal When the conversion from Auto Hold to EPB is not working properly a warning will sound and a message will appear. Information Depre ...

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