Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2017 Kia Forte EXFACTORY OEM SERVICE PROCEDURE

Serial Communication Status Check

Connect the cable of KDS/GDS to the data link connector in driver side crash pad lower panel.
Select the "Serial Communication Line Check".

Fig 1: Scantool Display - ID Register
Courtesy of KIA MOTORS AMERICA, INC.
After IGN ON, select the "Receiver Communication Line Check".

Fig 2: Scantool Display - Receiver Communication Line Check
Courtesy of KIA MOTORS AMERICA, INC.
Check the serial communication line with a KDS/GDS.
If the smart key runs normal, the communication of smart key unit, exterior receiver are normal.
If the smart key runs abnormal, check the following items.
- Disconnection or no response of the exterior receiver communication line.
- The exterior receiver communication line disconnection and ground connection.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.