Why does the car display screen suddenly go dark?
3 Answers
The reasons for the car display screen not lighting up are as follows: 1. Loose or disconnected wiring ports; 2. Compatibility issues with the navigation system software. Relevant information about car displays is as follows: 1. A car display is a specialized monitor installed inside the vehicle, typically mounted on the headrest of the seat, also known as a headrest display. 2. The car display is an important component of the automotive audio-visual system, capable of receiving in-car audio-visual signals and playing them back on the screen. It is also designed for use in similar moving vehicles, making it convenient for use while the car is in motion. 3. When connected to an onboard camera, the car display can automatically show the rear view when reversing, aiding in parking. It may also include features like automatic backlight adjustment, anti-glare, and automatic angle adjustment to accommodate the unique requirements of automotive use.
I had the same issue when I drove a new car before—the display suddenly went black, and I thought it had crashed. First, check the fuse box, which is usually under the passenger seat or near the engine. If the fuse is blown, the screen won’t turn on. Pry open the box and look for the one labeled "display." Also, check if the connector is loose—some car designs aren’t very stable. Last time, I found a poor connection, and after unplugging and replugging it a few times, it went back to normal. Additionally, low car battery voltage could be the culprit—the system might prioritize shutting off the display to save power when the battery is weak. Use a multimeter to check the voltage. If it’s a software issue, try a forced restart by holding down a few buttons. Don’t delay fixing this—losing the display makes navigation fail, which is super dangerous for night driving. I rushed to the maintenance shop to get it sorted. Regular wiring checks can help prevent this.
Over the years in car repairs, sudden display screen failures are quite common. Usually, it's a blown fuse protecting the circuit, or aging power wires and dust accumulation at contact points causing a short circuit. Deeper issues might involve a faulty dashboard control module, requiring a computer to diagnose the error codes. Software conflicts or failed system updates can also cause blackouts—restarting the car can help detect this. Additionally, loose or aging battery terminals leading to unstable power supply can contribute. Avoid DIY disassembly; it's safer to have a professional shop test with proper tools. Losing display functions like water temperature and fuel consumption warnings significantly increases driving risks, especially on long highway trips. I advise owners to regularly clean the dashboard to prevent dust buildup and avoid such issues.
