Kia Cadenza YG: Keyless Entry And Burglar Alarm / Repair procedures

Kia Cadenza YG 2016-2021 Service Manual / Body Electrical System / Keyless Entry And Burglar Alarm / Repair procedures

Inspection
Front Door Lock Actuator Inspection
1.
Remove the front door trim.
(Refer to Body - "Front Door")
2.
Remove the front door module.
3.
Disconnect the 6P connector from the actuator.

4.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

Rear Door Lock Actuator Inspection
1.
Remove the rear door trim.
(Refer to Body - "Rear Door")
2.
Remove the rear door module.
3.
Disconnect the 6P connector from the actuator.

4.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

Trunk Lid Release Actuator Inspection
1.
Remove the trunk lid trim panel.
(Refer to Body - "Trunk Lid")
2.
Disconnect the 3P connector from the actuator.

3.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

Front Door Lock Switch Inspection
1.
Remove the front door trim panel.
(Refer to Body - "Front Door")
2.
Remove the front door module.
3.
Disconnect the 6P connector from the actuator.

4.
Check for continuity between the terminals in each switch position when inserting the key into the door according to the table.

Rear Door Lock Switch Inspection
1.
Remove the rear door trim panel.
(Refer to Body - "Rear Door")
2.
Remove the rear door module.
3.
Disconnect the 6P connector from the actuator.

4.
Check for continuity between the terminals in each switch position according to the table.

Trunk Lid Open Switch Inspection
1.
Remove the trunk lid trim.
(Refer to Body - "Trunk Lid")
2.
Disconnect the 3P connector from the actuator.

3.
Check for continuity between the terminals in each switch position according to the table.

Door Switch Inspection
Remove the door switch and check for continuity between the terminals.

Hood Switch Inspection
1.
Disconnect the connector from the hood switch (A).

2.
Check for continuity between the terminals and ground according to the table.

Burglar Horn Inspection
1.
Remove the burglar horn (A) after removing 1 bolt and disconnect the 2P connector from the burglar horn.

2.
Test the burglar horn by connecting battery power to the terminal 1 and ground the terminal 2.
3.
The burglar horn should make a sound. If the burglar horn fails to make a sound replace it.

    Description Burglar Alarm State [B/A State] B/A StateDescriptionDISARM 1) In "DISARM" state, no vehicle start inhibition. So, when door, hood, or Tailgate is opened, there is no alarm sound and flashing.

    Inspection 1. Check that the red light flickers when the door lock or unlock button is pressed on the transmitter. 2. Remove the battery (A) and check voltage if the red light doesn''t flicker.

    Other information:

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

    Description System Overview The System offers the following features: – Human / machine interface through a 1-stage button, for terminal switching and engine start. – Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch.

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

    Description 1. The photo sensor is located at the center of defrost nozzle. 2. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic tem

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