> For the complete documentation index, see [llms.txt](https://learn.arduinosa.co.za/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.arduinosa.co.za/arduino-robot-car/arduino-bluetooth-car/bluetooth-setup-and-test.md).

# Bluetooth setup and Test

## Pair With Bluetooth Module <a href="#pair-with-bluetooth-module" id="pair-with-bluetooth-module"></a>

Disconnect the USB cable and connect all the batteries.

Check that the LED of Bluetooth module is **blinking fast without pairing**

Open up the App, you will see the a red flashing circle on the left. This means the bluetooth is not paired.

Click on the Settings Icon and Select "Connect to Car". Select the **HC-05** bluetooth device and enter password **1234.**

Once the circle turns green, then the phone is connected. Use the Up, Down, Left, Right and Speed buttons to test your car.[<br>](https://docs.kidscode.co.za/arduino-robot-car/arduino-bluetooth-car/upload-the-code)