Consequently,
We know why motorways buckled:
Why does the passage to the toll in France plant Carplay and Android Auto? In addition, The mystery is lifted. Nevertheless, The answer is at the level of the telepal system, and the frequency bands it uses.
This is a recurring problem: you listen to your music quietly in your car. However, you send a message thanks to voice synthesis, via Carplay or Android Auto. In addition, Arrival at the toll: any cut. Therefore, This mystery finally has an answer. Nevertheless, So why do tolls in France make Carplay and Android Auto bug?
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It is the telepal system that is involved – We know why motorways buckled
The problem comes from a radio interference which has been identified. TV gantries emit radio waves to communicate with badges in cars. They use the 5.8 GHz frequency band. However, it is also used for wireless connection between the smartphone and the infotainment system in the car. Carplay and Android Auto, in wireless mode, generally use 5 GHz Wi-Fi. This concerns all car brands: Renault, Peugeot, Mercedes, BMW, etc.
Unfortunately, the signals sent by the toll porticos are powerful enough to temporarily saturate the 5 GHz band. This can cause a short cut of carplay or Android auto. Navigation is cut, like music: there is sometimes a black screen that appears. The connection is generally set up a few seconds after the toll.
European regulations favor tolls in Carplay. Android Auto
As Frandroid points out which reports the case on August 18, 2025, the National Frequencies Agency has been aware of the phenomenon for years. She explains that we know why motorways buckled no ” new shock reduction technique has not been proposed »On the 5 GHz frequency band. The agency mentions that ” Studies also show the difficulties of protection telepaling systems ». Wi-Fi guarantees that clever little ones do not fraud the telepalia by hacking a badge. This is why these systems have priority for Carplay and Android Auto, since European regulations require it.
Rescue solutions exist, such as connecting your smartphone to wired mode we know why motorways buckled with a USB cable. Carplay or Android Auto then completely go to Wi-Fi. Another solution: if the option exists in the settings of the infotainment system, switch the wireless connection to the 2,4 GHz. Disturbances should then be less large.
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