Make this adjustment before you start driving and while the day/night lever is in the day position.
Pull the day/night lever toward you to reduce glare from the headlights of the vehicles behind you during night driving.
Remember that you lose some rearview clarity in the night position.
Hyundai Sonata LF 2014-2019 Service Manual: Heated Steering wheel Schematic Diagrams
Schematic diagram
Terminal function
Pin NoFunctionA2Heated steering powerA3Swtich signalA13NTC (-)C9NTC (+)
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Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad")
3.
Remove the steering column upper & Lower shroud.
4.
Remove the ignition switch (A) and disconnecting the Key Warning / immobilizer connector.
5.
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