Required tools and materials:
*Laptop or tablet
*USB-OBD2 cable
* Software for automatic transmission firmware
* Original automatic transmission firmware file for Kia Sportage 3 with gasoline engine
Firmware steps:
1. Preparation
* Install the firmware software on your computer.
* Connect the USB-OBD2 cable to the laptop and the vehicle’s diagnostic socket.
2. Read current firmware
* Run the firmware software and connect to the electronic transmission control unit (TCU).
* Read the current automatic transmission firmware from the TCU.
* Save the downloaded firmware file in a safe place.
3. Obtaining original firmware
* Download the original automatic transmission firmware file for your specific vehicle.
*Check that the file matches your chassis number (VIN).
4. Automatic transmission firmware
*Upload the original firmware file into the firmware software.
* Connect to TCU and start the flashing process.
*Follow the instructions on the screen.
5. Completion
*Wait for the firmware process to complete.
* Disconnect the USB-OBD2 cable and restart the engine.
Adviсe:
* Make sure the automatic transmission is in park (P) while flashing.
* Do not turn off the ignition or disconnect the battery while flashing.
*If you have problems with the firmware, please contact a qualified mechanic.
* It is recommended to back up your current firmware before replacing it.
* After flashing, you may need to reset the automatic transmission’s adaptation values so that it can adapt to the new firmware. This can be done using a diagnostic scanner or manually according to the manufacturer’s instructions.
Warning:
* Automatic transmission firmware should only be performed by a qualified specialist.
* Incorrect firmware can lead to damage to the automatic transmission or other problems with the car.