The ignition switch must be in the ON position for fan operation.
The fan speed control knob allows you to control the fan speed of the air flowing from the ventilation system. To change the fan speed, turn the knob to the right for higher speed or left for lower speed.
Setting the fan speed control knob to the “0” position turns off the fan.
Kia Cee'd JD Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 2 and 5 [B1/S1].
4.
Measure resistance between ...
Kia Cee'd JD Service Manual: Components and components location
Component Location
1. Back view camera
2. Inside mirror with rear camera display
3. A/V or Audio head unit monitor
...