Remove/install Parktronic system (PTS) warning indicator in rear passenger compartment - AR54.65-P-0007GZ

MODEL 164, 166 with CODE (220) Parktronic system (PTS) 

Fig 1: Identifying Parktronic System Warning Indicator Remove/Install Components - Shown On Model 164.1

Courtesy of MERCEDES-BENZ USA

Shown on model 164.1 

	Remove/install
1	Switch off ignition and remove transwithter key or KEYLESS-GO start/stop button from electronic ignition lock control unit	KEYLESS-GO start/stop button only on vehicles with code (889) Keyless-Go.
2	Unclip rear dome lamp PTS warning indicator (A44/3) by moving to right (arrow A) and then remove by lowering (arrow B)	Only on model 164. The ribbon cable is to be treated carefully. Otherwise the ribbon cable may be damaged.
3	Disconnect electrical connector (1) from rear dome lamp PTS warning indicator (A44/3)
4	Install in the reverse order
5	Carry out function check