Kia Stinger: Smart Key System / Smart Key Unit

Kia Stinger CK 2018-2020 Service Manual / Body Electrical System / Smart Key System / Smart Key Unit

Components and components location
Components

Connector Pin Information

No.
Connector A
Connector B
Connector C
1
-
B-CAN (Low)
Front wiper low bus switch_Input
2
Mirror power_Input
B-CAN (High)
Ground (Power)
3
P-CAN (Low)
PDW-F_Power_Output
Battery (Power)
4
P-CAN (High)
PDW-R_Power_Output
Battery (ECU)
5
-
Ground (ECU)
Driver outside handle switch_Input
6
Right mirror unfold_Output
PDW Switch_Input
Position_Input(A/T Option)
IGN Lock switch_Input (M/T Option)
7
Right mirror horizontal_Output
PDW (Option)_Input
Interior antenna1 (-)_Output
8
Immobilizer power_Output
-
Bumper antenna (-)_Output
9
Immobilizer ground_Output
-
Interior antenna2 (-)_Output
10
Brake switch_Input
-
Assist outside handle antenna (-)_Output
11
ESCL Enable_Output
Front wiper high relay_Output
Trunk interior antenna3 (-)_Output
12
Brake switch fuse_Input
Rear left seat belt indicator_Output
Driver outside handle anntenna (-)_Output
13
Fog switch_Input
Assist seat belt indicator_Output
-
14
Light switch_Input
-
COM (ESCL)
15
Front wiper volume switch_Input
LF Searching_Output
Auto light sensor power_Output
16
PDW Switch indicator_Output
-
ACC_Input
17
SSB Ring illumination_Output
SSB Switch1_Input
IGN1 Relay_Output
18
LIN CAN (PDW)
PDW_Power_Input
ACC Relay_Output
19
-
Security indicator_Output
ESCL (-)_Output
20
Engine RPM_Input
Sunroof status_Input
ESCL (+)_Output
21
Wheel speed sensor_Input
Rain sensor (Option)_Input
Assist outside handle switch_Input
22
-
Wiper parking switch_Input
-
23
Right mirror fold_Output
Wiper power relay_Output
Interior antenna1 (+)_Output
24
Right mirror vertical_Output
Front wiper low relay_Output
Bumper antenna (+)_Output
25
-
-
Interior antenna2 (+)_Output
26
Puddle pocket lamp_Output
-
Assist outside handle antenna (+)_Output
27
Start feedback_Input
Rear center seat belt indicator_Output
Trunk interior antenna3 (+)_Output
28
-
-
Driver outside handle anntenna (+)_Output
29
Starter relay_Output
SSB Symbo illumination (-)_Output
COM (EMS)
30
Headlamp high switch
Rear right seat belt indicator_Output
Auto light sensor ground_Output
31
Front wiper switch
SSB Switch2_Input
Auto light sensor signal_Input
32
-
ESCL Unlock switch_Input
IGN1_Input
33
Multifunction switch ground_Input

IGN2_Input
34
External buzzer_Output
IGN2 Relay_Output
35
SSB Symbo illumination (+)_Output
Front washer switch_Input
36
LIN CAN (Rain sensor)
Battery (+)_ESCL
37
-

38
ATM Solenoin_Output

Schematic diagrams
Circuit Diagram

Repair procedures
Removal
  

Put on gloves to prevent hand injuries.

  

Use a plastic panel removal tool to remove interior trim pieces without marring the surface.

Take care not to bend or scratch the trim and panels.

Integrated Body control Unit (IBU)

1.

Disconnect the negative (-) battery terminal.

2.

Remove the glove box housing.

(Refer to Body - "Glove Box Housing")

3.

Disconnect the blower motor connector (A) after removing the mounting clip (B).

4.

Disconnect the integrated body control unit connectors (A).

5.

Remove the integrated body control unit (A) after loosening the mounting nuts and bolt.

6.

Remove the wiring harness mounting clip (A) from the integrated body control unit.

Interior 1 Antenna

1.

Disconnect the negative (-) battery terminal.

2.

Remove the floor console assembly.

(Refer to Body - "Floor Console Assembly")

3.

Remove the interior 1 antenna (A) after disconnecting the connector and loosening the mounting screws.

Interior 2 Antenna

1.

Disconnect the negative (-) battery terminal.

2.

Remove the floor console assembly.

(Refer to Body - "Floor Console Assembly")

3.

Remove the interior 2 antenna (A) after disconnecting the connector and loosening the mounting nuts.

Tailgate Antenna

1.

Disconnect the negative (-) battery terminal.

2.

Remove the rear transverse trim.

(Reger to Body - " Rear Transverse Trim")

3.

Remove the tailgate antenna (A) after disconnecting the connector and loosening the mounting nuts.

Rear Bumper Antenna

1.

Disconnect the negative (-) battery terminal.

2.

Remove the rear bumper beam assembly.

(Refer to Body - "Rear Bumper Beam Assembly")

3.

Remove the rear bumper antenna (A) after loosening the mounting screws.

Buzzer

1.

Disconnect the negative (-) battery terminal.

2.

Remove the front wheel guard [LH].

(Refer to Body - "Front Wheel Guard")

3.

Remove the buzzer (A) after disconnecting the connector.

Door Outside Handle

1.

Disconnect the negative (-) battery terminal.

2.

Remove the front door outside handle.

(Refer to Body - "Front Door Outside Handle")

Tailgate Open Switch

1.

Disconnect the negative (-) battery terminal.

2.

Remove the tailgate back panel.

(Refer to Body - "Tailgate Back Panel")

3.

Disconnect the license lamp connectors (A).

4.

Remove the tailgate outside handle assembly (A) after loosening the mounting screws.

5.

Remove the tailgate open switch (A) after loosening the mounting screws.

Inspection

Smart Key Unit

(Refer to Smart Key System - "Smart Key Diagnostic")

Smart Key Switch

(Refer to Smart Key System - "Smart Key Diagnostic")

Antenna

(Refer to Smart Key System - "Smart Key Diagnostic")

Door Outside Handle

1.

Disconnect the front door outside handle connector (A).

2.

Check for continuity between terminals No 3 and No 6.

No
Description
1
Door antenna (+)
2
Pocket lamp LED (+)
3
Door lock/unlock button switch
4
Door antenna (-)
5
Pocket lamp LED (-)
6
Door lock/unlock button switch ground

Tailgate Open Switch

1.

Check for continuity between the tailgate open switch terminals.

2.

If continuity is not specified, inspect the switch.

Installation

Integrated Body control Unit (IBU)

1.

Install the wiring harness mounting clip from the integrated body control unit.

2.

Install the integrated body control unit.

3.

Connect the integrated body control unit connectors.

4.

Connect the blower motor connector and clip.

5.

Install the glove box housing.

6.

Connect the negative (-) battery terminal and check the smart key system.

Interior 1 Antenna

1.

Install the interior 1 antenna after connecting the connector.

2.

Install the floor console assembly.

3.

Connect the negative (-) battery terminal and check the smart key system.

Interior 2 Antenna

1.

Install the interior 2 antenna after connecting the connector.

2.

Install the floor console assembly.

3.

Connect the negative (-) battery terminal and check the smart key system.

Tailgate Antenna

1.

Install the tailgate antenna after connecting the connector.

2.

Install the rear transverse trim.

3.

Connect the negative (-) battery terminal and check the smart key system.

Rear Bumper Antenna

1.

Install the rear bumper antenna after connecting the connector.

2.

Install the rear bumper beam assembly.

3.

Connect the negative (-) battery terminal and check the smart key system.

Buzzer

1.

Install the buzzer after connecting the connector.

2.

Install the front wheel guard [LH].

3.

Connect the negative (-) battery terminal and check the smart key system.

Door Outside Handle

1.

Install the front door outside handle.

2.

Connect the negative (-) battery terminal and check the smart key system.

Tailgate Open Switch

1.

Install the tailgate open switch.

2.

Install the tailgate outside handle assembly.

3.

Connect the license lamp connectors.

4.

Install the tailgate back panel.

5.

Connect the negative (-) battery terminal and check the smart key system.

Smart Key
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Smart Key Diagnostic
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