Parking system, location of components - GF54.65-P-0006-01LE

MODEL 216.3 with CODE (220) PARKTRONIC with CODE (230) Advanced Parking Guidance as of Model Year 2011 /AEJ 10 MOPF 

Fig 1: Locating Parking System Components

Courtesy of MERCEDES-BENZ USA

Illustrated on model 221.0