Hyundai Sonata: Instrument cluster / Instrument Cluster Control

Adjusting instrument cluster illumination

When the vehicle's parking lights or headlights are on, press the illumination control button to adjust the brightness of the instrument panel illumination.

When pressing the illumination control button, the interior switch illumination intensity is also adjusted. The selected brightness of illumination can be saved in the Driver Position Memory System (if equipped).

Instrument cluster
1. Tachometer 2. Speedometer 3. Engine coolant temperature gauge 4. Fuel gauge 5.Warning and indicator lights 6. LCD display (including Trip computer) 1. Tachometer 2. Speedometer 3. Engine coolant ...

LCD Display Control
The LCD display modes can be changed by using the control buttons on the steering wheel. (1) : MODE button for changing modes (2) ▲, ▼ : MOVE switch for changing items (3) OK : SELECT/RESET butt ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Alternator Description and Operation
Description The Alternator has eight built-in diodes, each rectifying AC current to DC current. Therefore, DC current appears at alternator "B" terminal. In addition, the charging voltage of this alternator is regulated by the battery voltage detection system. The alternator is regulated by th ...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pressure Control Valve Repair procedures
Inspection 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the fuel pressure regulator valve connector. 3. Measure resistance between the fuel pressure regulator valve terminals 1 and 2. 4. Check that the resistance is within the specifica ...

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