You said:

You can't do that through a sensor or a gyro, sorry. You do that through an antenna

That is incorrect. You most certainly can do it with the embedded chip. It was demonstrated multiple times by a testing group that placed their results on YouTube a number of years ago.

The driver found that the person with the remote capacity easily could lock him in his car, turn his radio on to excruciating volumes, and take control of the car and nothing he did could stop any of it. He was terrified by the experience.