Kia Rio: Smart Key System / Smart Key Diagnostic

Kia Rio 2017-2025 YB Service Manual / Body Electrical System / Smart Key System / Smart Key Diagnostic

Repair procedures

Inspection

Self Diagnosis With Scan Tool

It will be able to diagnose defects of SMART KEY system with KDS/GDS quickly. KDS/GDS can operates actuator forcefully, input/output value monitoring and self diagnosis.

The following three features will be major problem in SMART KEY system.

1.	Problem in SMART KEY unit input.

2.	Problem in SMART KEY unit.

3.	Problem in SMART KEY unit output.

So the following three diagnosis operates will be the major problem solution process.

1.	SMART KEY unit Input problem : switch diagnosis

2.	SMART KEY unit problem : communication diagnosis

3.	SMART KEY unit Output problem : antenna and switch output diagnosis

Switch Diagnosis

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel, turn the power on KDS/GDS.

2.	Select the vehicle model and then SMART KEY system.

3.	Select the "SMART KEY unit".

4.	After IG ON, select the "Current data".

You can see the situation of each switch on scanner after connecting the "current data" process.

Display	Description
FL Toggle SW	ON : Push button is ON in the driver door handle.
FR Toggle SW	ON : Push button is ON in the assist door handle.
Tailgate open SW	ON : Tailgate button is ON.
Gear P Position	ON : Shift lever is P position.
IGN 1	ON : IGN switch is IG position.
ACC	ON : IGN switch is ACC position.
Brake SW	ON : Brake switch is ON.

Communication Diagnosis With KDS/GDS (Self Diagnosis)

1.	Communication diagnosis checks that the each linked components operates normal.

2.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

3.	After IG ON, select the "DTC".

Antenna Actuation Diagnosis

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

2.	After IG ON, select the "Actation Test".

3.	Set the smart key near the related antenna and operate it with a KDS/GDS.

4.	If the LED of smart key is blinking, the smart key is normal.

5.	If the LED of smart key is not blinking, check the voltage of smart key battery.

Antenna actuation

–	Interior Antenna 1

–	Interior Antenna 2

–	Tailgate Antenna

–	Bumper Antenna

–	Driver Door Antenna

–	Assist Door Antenna

Antenna Status Check

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

2.	Select the "Antenna Status Check".

3.	After IG ON, select the "Antenna Status Check".

4.	Set the smart key near the related antenna and operate it with a KDS/GDS.

5.	If the smart key runs normal , the related antenna, smart key(transmission, reception) and exterior receiver are normal.

Antenna status

–	Interior Antenna 1

–	Interior Antenna 2

–	Tailgate Antenna

–	Bumper Antenna

–	Driver Door Antenna

–	Assist Door Antenna

FOB Status Check

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

2.	After IG ON, select the "FOB KEY STATUS INFO".

Smart Key Status Check

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

2.	After IG ON, select the "SMK STATUS INFO".

Neutralization Status Check

1.	Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.

2.	After IG ON, select the "Neutralization mode".

Smart Key Unit

Components and components location Components Connector Pin Information No. Connector A Connector B Connector C 1 ...

Sunroof

Components and components location Component Location 1. Sunroof 2. Sunroof switch 3. Sunroof motor & controller Schematic diagrams C ...

Other information:

Kia Rio 2017-2025 YB Owners Manual: Front turn signal lamp bulb replacement (Headlamp Type A)

1. Open the hood. 2. Remove the bulb-socket from the headlamp assembly by turning the bulb-socket counterclockwise until the tabs on the bulb-socket align with the slots on the headlamp assembly. 3. Remove the bulb from the bulbsocket by pressing it in and rotating it counterclockwise unti ...

Kia Rio 2017-2025 YB Owners Manual: All season tires, Summer tires

All season tires Kia specifies all season tires on some models to provide good performance for use all year round, including snowy and icy road conditions. All season tires are identified by ALL SEASON and/or M+S (Mud and Snow) on the tire sidewall. Snow tires have better snow traction than a ...