Parking sensor brain

Good evening 508 1.6 e-hdi I can't find the parking sensor brain of my 2011 model car. emrah109 2017-09-24 00:00:46

Friends, nobody can help

I think this will be enough, teacher.

Thank you very much I looked all over the vehicle, but I did not think of it. :)

Hello, I couldn't figure out where is the sensor brain according to this diagram. Can you explain?

where is it i couldn't figure it out