How to use the car's AUX? Detailed guide to help you connect easily
With the continuous development of technology, in-car entertainment systems are becoming more and more diverse. As a traditional but practical connection method, the AUX interface is still used by many car owners. This article will introduce in detail how to use the AUX interface, and attach hot topics and hot content in the past 10 days to help you better understand this function.
1. What is the AUX interface?

AUX interface (Auxiliary Interface) is an audio input interface, usually found in car audio systems in the form of a 3.5mm headphone jack. It allows users to play music through external devices (such as mobile phones, MP3 players, etc.) and output sound through car audio.
2. How to use the AUX interface
1.Confirm whether the vehicle has an AUX interface: Usually located near the center console, armrest box or dashboard, marked "AUX" or "AUX IN".
2.Prepare the appropriate audio cable: A 3.5mm male-to-male audio cable (both ends are headphone plugs).
3.Connect devices: Plug one end of the audio cable into the vehicle's AUX interface, and the other end into the headphone jack of your mobile phone or player.
4.Switch audio mode: Select "AUX" or "External input" mode on the car audio.
5.play music: Play music on the external device and adjust the volume to an appropriate level.
3. Common problems and solutions
| question | Solution |
|---|---|
| no sound | Check whether the audio cable is plugged in tightly and confirm that the audio mode has been switched to AUX |
| Poor sound quality | Try changing the audio cable, or check if the device volume is too low |
| The interface is loose | Clean the interface or replace the audio cable |
4. Hot topics and content in the past 10 days
The following are car-related topics that have been hotly discussed across the Internet recently for your reference:
| hot topics | Discussion popularity | keywords |
|---|---|---|
| New energy vehicle battery life breakthrough | high | Electric vehicles, battery technology |
| Vehicle intelligent system upgrade | in | CarPlay, Android Auto |
| Classic car replicas | high | Retro, sentimental |
| New regulations for autonomous driving | in | regulations, safety |
5. Advantages and disadvantages of AUX interface
Advantages:
1. Strong compatibility, supported by almost all audio devices.
2. Simple connection, no complicated settings required.
3. Low cost, the audio cable is cheap.
Disadvantages:
1. Sound quality is limited by audio cables and equipment.
2. It requires manual operation and is not as convenient as Bluetooth.
3. Cables can create clutter.
6. Alternatives
If your vehicle does not support the AUX interface, or you want a more convenient connection method, you can consider the following alternatives:
1.Bluetooth connection: Wireless connection, easy to operate, but may require additional equipment.
2.USB connection: Can play music directly from the device while charging.
3.FM transmitter: Transmit audio signals through FM radio, suitable for older models.
7. Summary
Although the AUX interface is a traditional connection method, it is still very practical in certain scenarios. Through the introduction of this article, I believe you have understood how to use the AUX interface correctly and have a clear understanding of its advantages and disadvantages. If you have any other questions, please leave a message in the comment area to discuss.
Finally, I would like to remind everyone to pay attention to safety when driving and use the in-car entertainment system rationally to avoid distraction.
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