What Causes the Black Screen on Mercedes-Benz C260L Display?

2 Answers
GiselleMarie
07/25/25 9:20am
Mercedes-Benz C260L display black screen may occur due to the following reasons: 1. Infotainment System Defects: Incompatibility between certain brands/models of mobile phone Bluetooth, third-party software, and the host software may cause the central control screen to go black during connection or music playback. This situation usually resolves itself after the infotainment system restarts. 2. Central Armrest USB Port: Many C-Class users have reported that inserting anything into the central armrest USB port can cause the screen to go black. The solution is simple - just remove the USB device. 3. Power Circuit Issues: If this is the cause, the owner can only go to a 4S shop for inspection and repair, as circuit faults cannot be handled independently. 4. Outdated Firmware: Failure to update the infotainment system in time may also cause the screen to go black. The owner just needs to take the car to a 4S shop for an upgrade to the latest firmware to resolve this issue.
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LaReid
08/11/25 7:16pm
I've been driving for many years and often encounter similar issues. The black screen on the Mercedes-Benz C260L is usually related to several factors. It could be a blown fuse behind the screen, which is quite common, especially when the vehicle experiences heavy vibrations or sudden power loss. There's also a chance it's a system software bug—Mercedes systems occasionally need updates, and older versions can crash or black out more easily. Hardware damage shouldn't be overlooked either, such as aging or loose screen wiring, or poor contact in the control module, as prolonged use and overheating can cause disconnections. Additionally, unstable power supply, like low battery voltage or alternator failure, can directly affect the screen's power. For safety, I recommend first checking the fuse box, located on the left side of the driver's seat or in the engine compartment—refer to the manual for the exact fuse position and ensure the plugs are secure. If restarting the vehicle doesn’t help, don’t push it; take it to a professional shop for diagnosis to avoid misjudging complex components. In short, address the issue early to avoid losing driving assistance information.
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