Hyundai Sonata: Smart Key / Start-up

You can start the engine without inserting the key.

NOTICE

To prevent damaging the smart key:

NOTICE

Always have the smart key with you when leaving the vehicle. If the smart key is left near the vehicle, the vehicle battery may be discharged.

Smart Key
Your HYUNDAI uses a Smart Key, which you can use to lock or unlock a door (and trunk) and even start the engine. 1. Door Lock 2. Door Unlock 3. Trunk Open 4. Panic Locking To lock : 1. Close all do ...

Mechanical key
If the Smart Key does not operate normally, you can lock or unlock the door by using the mechanical key. Press and hold the release button (1) and remove the mechanical key (2). Insert the mechanic ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Coolant Repair procedures
Replacement And Air Bleeding     Never remove the radiator cap when the engine is hot. Serious scalding could be caused by hot fluid under high pressure escaping from the radiator.     When pouring engine coolant, be sure to shut the relay box lid and ...

Hyundai Sonata LF 2014-2019 Service Manual: Front Door Window Glass Repair procedures
Replacement 1. Remove the front door trim. (Refer to Front Door - "Front Door Trim") 2. After loosening the mounting screws, then remove the front door belt inside weatherstrip (A). 3. By operating the power window switch, fall down until seeing the glass mounting bolt on plug hole. ...

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