Remove/install Parktronic system (PTS) sensors in rear bumper - AR54.65-P-0002Q

MODEL 209 with CODE (220a) Parktronic System (PTS) 

Shown on model 209.3 

Fig 1: Identifying Parktronic System (PTS) Sensors Components In Rear Bumper - Shown On Model 209.3

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

20.1.04

Disconnect/connect/remove ground lead from battery

	Remove/install
1	Remove rear bumper (1)		AR88.20-P-2200Q
2	Disconnect electrical connectors (3)
3.1	Release detents (2) retaining right inner sensor, rear bumper (A43b8) or left rear sensor, rear bumper (A43b9) and right inside sensor, rear bumper (A43b8) or left inside sensor, rear bumper (A43b9)	Only when removing right inside sensor, rear bumper (A43b8) or left inside sensor, rear bumper (A43b9) Installation:  Check sealing rings (4), replace if necessary.	Fig 2
4.1	Use suitable tool to release detents (2) on right outside sensor, rear bumper (A43b7) or left outside sensor, rear bumper (A43b10) and remove right outside sensor, rear bumper (A43b7) or left outside sensor, rear bumper (A43b10)	Only during removal of right outside sensor, rear bumper (A43b7) or left outside sensor, rear bumper (A43b10). Installation:  Check sealing rings (4), replace if necessary.
5	Install in the reverse order
6	Perform function check

Fig 2: Identifying Unlocking Tool

Courtesy of MERCEDES-BENZ USA