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If the auxiliary port isn't functioning in the FIAT 500, the issue might be due to a power shortage or dirt accumulation in the port. But what exactly is an auxiliary port and what is its purpose? An auxiliary input socket in your vehicle is a 3.5mm jack where you can connect any device that has a standard headphone jack. This allows you to play music from your device through the car's speakers via the multimedia system. Car manufacturers started incorporating auxiliary inputs to allow users to play their own music from their preferred devices. As a result, HARMAN engineers became more involved in the early stages of vehicle development, moving beyond merely installing speakers.
If the auxiliary port in the FIAT 500 isn't functioning, it could be due to a power issue or because there is dirt inside the port causing a blockage.