Kia Cadenza YG: Lighting System / Room Lamp Repair procedures

Inspection
Room Lamp
1.
Check that the switch operates properly after disconnecting the room lamp connector (A).

Removal
Room Lamp
1.
Disconnect the negative(-) battery terminal.
2.
Carefully remove the lens (A) using a small screwdriver.
   
Take care not to damage the part (B).

3.
Remove the bulb (A) and room lamp after loosening the mounting screws.

4.
Remove the room lamp assembly (A) from the head lining after disconnecting the connector (B).

Vanity Lamp
1.
Disconnect the negative (-) battery terminal.
2.
Remove the vanity lamp (A) by pressing the clip (B) with a flat-tip screwdriver.

3.
Replace the bulb.
Installation
Room Lamp
1.
Reconnect the connector.
2.
Install the room lamp assembly.
3.
Install the lens.
Vanity Lamp
1.
Reconnect the vanity lamp connector.
2.
Install the vanity lamp.

    Inspection 1. Check-points upon head lamp failure (HID) (1) Check the battery voltage. (Low beam will be on when the battery voltage above 9V.) (2) Check the fuse and relay.

    Inspection Overhead Console Lamp Remove the overhead console lamp assembly then check for continuity between terminals. If the continuity is not as specified, replace the map lamp switch.

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Ambient Sensor Description and Operation

    Description 1. The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor resistance will increase with lower temperature, and decrease with higher temperatures.

    Kia Cadenza YG 2016-2021 Service Manual: Mode Control Actuator Repair procedures

    Inspection 1. Ignition "OFF” 2. Disconnect the connector of mode control actuator. 3. Verify that the mode control actuator operates to the defrost mode when connecting 12V to the terminal 3and grounding terminal 7. 4. Verify that the mode control actuator operates to the vent mode when connecting in the reverse.

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