Hyundai Sonata: Auto Light Switch. Repair procedures
Inspection
Lighting Switch Inspection
With the multi function switch in each position, make sure that continuity
exists between the terminals below. If continuity is not as specified, replace
the multi-function switch.

Lighting Switch (Auto Light)

Schematic Diagrams
Circuit Diagram
...
Auto Light Sensor. Repair procedures
Inspection
In the state of IGN1 ON, when multi function switch module detects auto
light switch on, tail lamp relay output and head lamp low relay output are controlled
according to auto lig ...
See also:
Daytime running light
Daytime Running Lights (DRL) can make it easier for others to see the front of
your vehicle during the day. DRL can be helpful in many different driving conditions,
and it is especially helpful af ...
Repair procedures
Inspection
[System Inspection]
1.
Disconnect the vapor hose from the throttle body and connect a
vacuum pump to the nipple on the throttle body.
2 ...
Seat Heater. Schematic Diagrams
Circuit Diagram
...
