How to install a Bluetooth Microphone in a Car Step 1# Mounting Location. The most important thing is to choose the correct mounting location and make sure that any Step 2# Clean and Clip the Mic. Once you have located where to place your mic, thoroughly clean the area to avoid Step 3# Install Step 1: Establish a Bluetooth connection between the car audio and phone using the steps explained in the above sections. Step 2: Select and open the application on your mobile that you want to use to play music. Step 3: Check the volume on your phone and car audio if you face issues. Go to Settings > General, then tap CarPlay. Select your car. Then tap Customise. Tap the Add button or Delete button to add and remove apps. Tap and drag an app to change the order the apps appear in. The next time you connect your iPhone to CarPlay, your apps should appear on the display in the new order. Here are some general steps you can follow: Determine the microphone type: First, decide what type of microphone you want to connect. There are various types of microphones, such as wired microphones, wireless microphones, and Bluetooth microphones. Your choice will affect the connection method. Open your phone's Bluetooth settings and look for your car's name in the list of available Bluetooth devices. Tap it to start pairing. Your car's infotainment display will most likely show a passcode. When prompted on the phone, enter that code. The car and phone should now be paired. w8IKa5.