This guide demonstrates the process for adding a new key for a 2019 Honda Civic using the CGDI A2 key programmer and the CGDI K2 smart key tool when all original keys are lost.
Step 1: Enter “Lost all smart keys” function by CGDI A2
Connect CGDI A2 BMW key programmer to the vehicle’s OBD port
Select Immo-> Asia-> HONDA-> Model Selection-> CIVIC-> Smart Key-> Button type-> 2019-2020-> Lost all smart keys

Important:
Ensure no other existing smart keys are present inside the vehicle during this process.
Only the new key to be programmed should be in the car, otherwise the procedure will fail.

Step 2: Generate remote by CGDI K2
Put the new remote key into the coil of CGDI K2 key programmer
Select Chip Identification Copy-> Chip identification
Identify the chip type is 46

Then click “Remote Generation”
Select HONDA CIVIC ID46-> Generate remote control
Wait for the key generation process to be completed

Step 3: Program all keys lost by CGDI A2
With the new key prepared, enter the vehicle and press the vehicle’s start button twice
CGDI A2 tool will prompt you to indicate whether the car turns on or not, select the appropriate answer

Then, while holding down the start button, click ‘OK’ on the tool interface
Release the start button and click ‘OK’ again on the tool
You will be prompted to input the number of keys to be programmed (e.g.1)

Follow the subsequent on-screen instructions to turn the ignition on or off as prompted by the tool.
After following the prompts, check the anti-theft indicator on the dashboard. If the procedure is successful, the indicator light should be off. Finally, turn off the automobile and then turn it on again within 15 seconds.
Upon completing all these steps, the new key has been successfully programmed by CGDI A2 programmer and CGDI K2 smart key programmer to the vehicle.


