Remove/install sensors for Blind Spot Assist - AR54.71-P-0100RK

MODEL 231 

with CODE 234 (Blind Spot Assist) 

Fig 1: Blind Spot Assist Sensors Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Lift/jack up vehicle		AR00.60-P-1000TX
2	Release bumper at rear (1) in the area of fenders at left and right	Only carry out the operation steps required.	AR88.20-P-2200RK
3	Remove left rear bumper radar sensor (B29/6) or right rear bumper radar sensor (B29/7) out of bracket (4) of rear bumper (1)	Press bumper carefully to one side. Otherwise, the paint may get damaged. Release catch hook (3) and pull left rear bumper radar sensor (B29/6) or right rear bumper radar sensor (B29/7) out of bracket (4) of rear bumper (1).
4	Disconnect electrical connection of rear bumper radar sensors (X172/2) from left rear bumper radar sensor (B29/6) or right rear bumper radar sensor (B29/7)
5	Install in the reverse order
6	Connect STAR DIAGNOSIS, read out fault memory and erase if necessary		AD00.00-P-2000-04A