Kia Cadenza YG: Lighting System / Rear Combination Lamp Repair procedures

Rear Combination Lamp (Outside)
1.
Disconnect the negative (-) battery terminal.
2.
If the bulbs should be only replaced without removing lamp assembly, replace the turn signal lamp bulb (B) after removing the trim cover (A) in the trunk.

3.
Remove the nuts (4EA).

4.
Remove the rear combination lamp (A) after disconnecting the connector (B).

5.
Turn the socket counterclockwise to remove the turn signal lamp bulb (A).

Rear Combination Lamp (Inside)
1.
Disconnect the negative (-) battery terminal.
2.
If the bulbs should be only replaced without removing lamp assembly, replace the back up lamp bulb (A) after removing the trim cover in the trunk.

3.
Remove the rear combination lamp (A) after removing the connector and nuts (3EA).

4.
Turn the socket counterclockwise to remove the back up lamp bulb (A).

Installation
1.
Install the rear combination lamp assembly after assembling the bulb.
2.
Install the lamp cover to the tailgate after connecting the lamp connector.

    Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the roof trim. (Refer to Body - "Roof Trim") 3. Disconnect the connector of high mounted stop lamp.

    Removal Mood Lamp 1. Disconnect the negative (-) battery terminal. 2. Remove the front door trim. (Refer to Body - "Front Door") 3. Remove the connector and LED mood lamp (A).

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Photo Sensor Repair procedures

    Inspection 1. Ignition "ON" 2. Using the scan tool. 3. Emit intensive light toward photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and reduce with lower intensive light.

    Kia Cadenza YG 2016-2021 Service Manual: Auto defoging sensor Repair procedures

    Inspection 1. Press the OFF switch more then 4 times within 2 seconds while pressing the MODE switch. DisplayFail description00Normal23Auto defog sensor OPEN24Auto defog sensor SHORT43Defog door potentiometer OPEN/SHORT44Defog door potentiometer * Diagnostic procedure refer to DTC code.

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