How to Program a 2025 Kia K5 Smart Key (All Keys Lost)
Losing every key to your 2025 Kia K5 can be stressful, but with the Autel Tablets (IM508S; IM608S II; IM608 Pro II), you can program a new smart key efficiently. Whether you're a professional locksmith or an experienced technician, this guide walks you through the key programming process in a clear, step-by-step format.
Compatible Devices: Autel IM608 Pro II (IM608S II), Autel IM508S
Vehicle: 2025 Kia K5 (DL3A) Smart Key
Function: Smart Key Learning (Supports Add Key & All Keys Lost)
Before You Begin
Before starting the programming procedure, make sure you have:
- An Autel IM608 Pro II (IM608S II) or IM508S with the latest software.
- A compatible smart key.
- The vehicle battery in good condition.
- The 6-digit PIN code for the vehicle.
Important: Newer Kia models, including the 2025 Kia K5, require a 6-digit security PIN before key programming can begin. This PIN must be obtained from a reliable third-party source.

Access Smart Key Learning
Open the Smart Key Learning function from the IMMO menu.
Supports:
- Add Key
- All Keys Lost
Confirm Key Erasure
The device will notify you that all registered keys will be erased.
Prepare the Vehicle
- Turn the ignition OFF.
- Open and close the driver's door once.
The vehicle is now ready for authentication.
Enter the PIN Code
Input the required 6-digit security PIN.
Detect the Smart Key
Within 5 seconds after pressing OK:
- Hold the smart key against the Start/Stop button.
- Keep it there until the security light flashes.
Complete Programming
- Select Yes to add another key.
- Select No to finish.
- Test the smart key before delivering the vehicle.
Tips for Successful Programming
- Always use a stable power supply or battery maintainer during programming.
- Confirm the smart key is compatible with the vehicle before starting.
- Double-check that the PIN code is correct.
- Keep the Autel software updated to ensure the latest vehicle coverage.
Conclusion
The Autel IM608 Pro II (IM608S II) provides a fast and reliable solution for programming a 2025 Kia K5 smart key, even in All Keys Lost situations. By obtaining the required 6-digit PIN beforehand and following the correct programming sequence, technicians can complete the procedure quickly and safely.
The same workflow is also supported by the Autel IM508S, making both tools excellent choices for modern Kia immobilizer programming.