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 Owners Manual: Checking the Engine Coolant Level
WARNING
Never remove the radiator cap or the drain plug while the engine and radiator
are hot. Hot coolant and steam may blow out under pressure, causing serious injury.
Turn the engine off and wait until the engine cools down. Use extreme care
when removing the radiator cap. Wrap a thick towel ...
Hyundai Sonata LF 2014-2019 Service Manual: Relay Box (Passenger Compartment) Components and Components Location
Component Location
[Interior Junction Block]
...
