2021 HYUNDAI SONATA Owners Manual

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HYUNDAI SONATA 2021  Owners Manual Instrument Cluster
4-44
7. Service interval
ItemsExplanation
Enable Service 
Interval To activate or deactivate the service interval function.
 Information
To use the service interval menu, consult an

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HYUNDAI SONATA 2021  Owners Manual 04
4-45
8. Other
ItemsExplanation
Fuel Econ. Reset •
	 Off: 	 The 	 average 	 fuel 	 economy 	 will 	 not 	 reset 	 automatically 	
whene

ver refueling.
•
	 After 	 ignition: 	 When 	 the 	 engin

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HYUNDAI SONATA 2021  Owners Manual 5. Convenient  Features
Convenient Features
Accessing Your Vehicle ........................................................................\
..........5-4Remote Key  ..................................

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HYUNDAI SONATA 2021  Owners Manual 5
Head Up Display (HUD)  ........................................................................\
......5- 72
Lighting   ........................................................................\
....

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HYUNDAI SONATA 2021  Owners Manual 5
Automatic Climate Control System ...........................................................5- 127Automatic Heating and Air Conditioning ............................................................5

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HYUNDAI SONATA 2021  Owners Manual Convenient Features
5-4
Remote Key (if equipped)
OIG046001
Your HYUNDAI uses a remote key, which 
you can use to lock or unlock the driver 
and passenger doors or the rear trunk.
(1) 
Door L
 ock
(2)

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HYUNDAI SONATA 2021  Owners Manual 05
5-5
Trunk unlocking
To unlock the trunk :
1. 
Pr
 ess and hold the Trunk Unlock 
button (3) on the remote key for more 
than one second.
2.
 
The hazar
 d warning lights will blink 
two times and t

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HYUNDAI SONATA 2021  Owners Manual Convenient Features
5-6
If the remote key is in close proximity to 
your mobile phone, the signal could be 
blocked by your mobile phone’s normal 
operational signals. This is specifically 
relevant