WARNING
If 4WD warning light () stays on
the instrument cluster, your vehicle may have a malfunction with the 4WD system.
When the 4WD warning light (
) illuminates
we recommend that the vehicle be checked by an authorized HYUNDAI dealer as soon
as possible.
CAUTION
When driving on normal roads, deactivate the 4WD LOCK mode by pushing the 4WD LOCK button (4WD LOCK indicator light goes off). Driving on normal roads with the 4WD LOCK mode, especially, when cornering may cause mechanical noise or vibration. The noise and vibration will disappear when the 4WD LOCK mode is deactivated. Prolong driving with the noise and vibration may damage some parts of the power train.
NOTICE
When the 4WD LOCK mode is deactivated, a sensation may be felt as the driving power is delivered entirely to the front wheels.
Hyundai Kona (OS) 2018-2025 Service Manual: Input shaft speed sensor 2 Repair procedures
Removal
1.
Remove the cleaner assembly and air duct.
(Refer to Engine Mechainical System - "Air Cleaner")
2.
Disconnect the Input shaft speed sensor connector (A).
3.
Remove the battery and ba ...
Hyundai Kona (OS) 2018-2025 Service Manual: CVVT Oil Control Valve (OCV) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the OCV connector.
3.
Measure resistance between the OCV terminals 1 and 2.
4.
Check that the resistance is within the spec ...