Kia Cadenza: Heater / Auto defoging actuator Repair procedures

Kia Cadenza YG 2016-2025 Service Manual / Heating,Ventilation, Air Conditioning / Heater / Auto defoging actuator Repair procedures

Inspection

1.	Ignition "OFF”.

2.	Disconnect the connector of auto defog control actuator.

3.	Verify that the auto defog control actuator operates to the defrost ON mode when connecting 12V to the terminal 3 and grounding terminal 7.

Verify that the auto defog control actuator operates to the defog OFF mode when connecting in the reverse.

1. -
2. -
3. DEF (Open)
4. Sensor F\REF (+5V)

5. Feedback signal
6. Sensor GND
7. DEF (Close)

Check the voltage between terminals 5 and 6.

Door position	Voltage (5-6)	Error detecting
Def(OFF)	0.3 ± 0.15V	Low voltage :0.1V or less
Def(ON)	4.7 ± 0.15V	High voltage :4.9V or more

It will feedback current position of actuator to controls.

6.	If the measured voltage is not specification, substitute with a known-good auto defog actuator and check for proper operation.

7.	If the problem is corrected, replace the auto defog actuator.

Replacement

1.	Remove the side cover(A).

2.	Remove the console side cover [RH] (A).

3.	Remove the crash pad lower cover (A) and then disconnect the connector (B).

4.	Disconnect the damper (B) from the glove box (A) and then remove the glove box lift (C).

5.	Disconnect the pin (A), then remove the glove box (B).

6.	Remove the glove box housing (A) by loosening the mounting screws.

7.	Disconnect the trunk lock switch connector (A) and glove box lamp connector (B).

8.	Disconnect the glove box switch connector (A).

9.	Remove the shower duct (A).

10.	Disconnect the auto defogl actuator connector(A).

11.	Loosen the mounting screws and then remove the console temp control actuator(B).

12.	Installation is the reverse order of removal.

Auto defoging actuator Components and Components Location

Component Location ...

Blower

...

Other information:

Kia Cadenza YG 2016-2025 Owners Manual: LFA activation

After LFA is activated, if the vehicle is within the lane and both lane markers are detected (lane color changes grey to white) and there is no abrupt steering by the driver, indicator light will change from white to green. This indicates that the LFA is in the ENABLED state ...

Kia Cadenza YG 2016-2025 Service Manual: Description and Operation

Warning Lamp Activation Warning Lamp Behavior after Ignition On As soon as the operating voltage is applied to the SRSCM ignition input, the SRSCM activates the warning lamp for a LED lamp check. The lamp shall turn on for 6 seconds during the initialization phase and be turned off afterw ...