Hyundai Ioniq Hybrid 2017 Owner's Manual page 291

Key ignition switch positions
Switch
Position
To turn the ignition switch to the LOCK position, put the key in at
the ACC position and turn the key towards the LOCK position.
The ignition key can be removed in the LOCK position.
LOCK
The steering wheel locks to protect the vehicle from theft.
(if equipped)
Electrical accessories are usable.
The steering wheel unlocks.
ACC
This is the normal key position when the vehicle has started.
All features and accessories are usable.
ON
The warning lights can be checked when you turn the ignition
switch from ACC to ON.
To start the vehicle, turn the ignition switch to the START position.
START
The switch returns to the ON position when you let go of the key.
Action Notes
If difficulty is experienced turning the ignition
switch to the ACC position, turn the key
while turning the steering wheel right and
left to release tension.
Do not leave the ignition switch in the ON
position when the vehicle is not running to
prevent the battery from discharging.
The engine will crank until you release the
key.
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