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What does the illuminated CAR button on an Audi mean?

3 Answers
Everdeen
07/29/25 4:36pm
CAR is the switch for vehicle settings, used to check maintenance information, query the chassis number, and other functions. Here is some extended information about Audi: 1. Audi A6: It is a luxury car produced by Audi, available in both sedan and station wagon models. Its main competitors include the Mercedes-Benz E-Class and BMW 5 Series. The Audi A6L is a domestically produced high-end luxury business car introduced by FAW-Volkswagen, featuring the most advanced technology, best performance, and strongest adaptability to local conditions. The Audi A6 incorporates Audi's most advanced global high-tech proprietary technologies, further enriches luxurious configurations, and is endowed with exceptional sporty characteristics. From design to performance, it embodies perfect quality. 2. Transmission: The Audi A6's Multitronic continuously variable/manual transmission is the first in luxury car history to achieve true continuously variable transmission. It uses a metal chain drive system, completely replacing the traditional gear set transmission method, ensuring completely smooth power output without any jerking. It is smoother than a conventional automatic transmission, as quick and responsive as a manual transmission, and also more fuel-efficient.
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Lulu
08/14/25 5:56am
When I drove an Audi before, the illuminated CAR button indicated the vehicle settings menu was activated, just like the power button lighting up when you turn on a computer – completely normal. You can usually find it near the steering wheel or central display screen. Press it to light up the indicator, and you'll be able to adjust functions like driving modes and suspension comfort. If the light stays steadily on, there's no major issue – it simply means the system is operating normally. However, if it flickers intermittently, it could signal poor contact at the terminals or voltage instability. In such cases, I'd recommend checking for loose connectors or simply restarting the vehicle. Audi designs these indicator lights to give drivers clear, at-a-glance understanding of the car's status – they shouldn't be ignored, but there's no need to panic either. By the way, vehicles have numerous similar indicator lights – for instance, an illuminated engine light warrants more immediate attention. That's why I frequently consult the manual and use the learning features in the mobile app, plus have technicians inspect all electrical circuits during regular maintenance to avoid unexpected issues during long trips.
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Miller
10/13/25 2:05am
When the CAR button indicator light is on, it generally means you've selected the vehicle's control function interface, which is quite common in Audi vehicles. Since driving my first car, I've paid attention to these small details—they're not decorations but safety reminders. If the light is on during normal operation, there's no issue; but if it stays on without responding to commands, immediate action is needed, such as addressing short circuits caused by aging wiring, which can distract from driving—I recommend pulling over to handle it. Other scenarios, like unstable current after installing aftermarket parts, might also cause the light to stay on, requiring a fuse check. From a safety perspective, all illuminated lights aim to enhance driving awareness, so don't panic over minor issues. Regular maintenance checks at repair shops can prevent major problems, especially being extra attentive to these alerts during nighttime driving.
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