• Push the power button to turn on the car without starting the engine.
• Press the "Aux" or "Media" button on the car stereo. This button cycles through different audio sources like radio, CD, Aux, etc.
• Connect an auxiliary (Aux) cable from your music player (smartphone, MP3 player, etc.) to the car stereo's Aux input port. Ensure the connectors match (usually 3.5 mm stereo jacks).
• Press the "Play" button on your device and adjust the volume as desired using the car's volume controls.