Hi all First, sorry for my poor english. I just purchased a Toyota Auris (2010) with a TNS510 radio, I want to install a rear view camera, so after some search on google i found this : But the problems, this is for switching the camera ON when gear while not in reverse!  I want to switch the camera ON only while gear is in reverse! Then my english is poor, so I need some clarification. I did a diagram (find attached files), it is correct? So, no need to plug wire t