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Remove/install sensor for rear switching module - AR80.61-P-0012EW

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MODEL 212 with CODE 871 (Sensor system for trunk lid opening/closing) 

Fig 1: Sensor For Rear Switching Module Remove/Install Components (1 Of 2)
G09977501Courtesy of MERCEDES-BENZ USA
Fig 2: Sensor For Rear Switching Module Remove/Install Components (2 Of 2)
G09977502NOTESREMOVINGINSTALLINGIMPORTANTINSTALLATION NOTESIMPORTANTSPECIAL TOOLINSTALLATION NOTESIMPORTANTIMPORTANTSPECIAL TOOLCourtesy of MERCEDES-BENZ USA
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove rear bumper (1)   AR88.20-P-2200EW
2 Separate electrical connectors (2)    
3 Expose white electrical wiring harness (3) of rear switching module lower sensor (A87/2) from bracket (arrows A) When removing lower rear switching module sensor (A87/2).
IMPORTANT Observe routing and attachment of white electrical wiring harness (3).
 
4 Unclip lower rear switching module sensor (A87/2) from carrier plate (5) and remove When removing lower rear switching module sensor (A87/2).
INSTALLATION NOTES Install lower rear switching module sensor (A87/2) at same point. Otherwise the system function is not ensured.
IMPORTANT The lower rear switching module sensor (A87/2) can be recognized by the white electrical wiring harness (3) and notched connection point.
 
SPECIAL TOOL Mounting wedge Fig 3
5 Expose black electrical wiring harness (4) of upper rear switching module sensor (A87/1) on bracket (arrows B) When removing upper rear switching module sensor (A87/1).  
6 Unclip upper rear switching module sensor (A87/1) from carrier plate (5) and remove When removing upper rear switching module sensor (A87/1).
INSTALLATION NOTES Install upper rear switching module sensor (A87/1) at same point. Otherwise the system function is not ensured.
IMPORTANT Slightly press carrier plate (5) away from rear bumper (1) (arrows C) and remove upper rear switching module sensor (A87/1).
IMPORTANT The upper rear switching module sensor (A87/1) can be recognized by the white electrical wiring harness (4) and notched connection point.
 
SPECIAL TOOL Mounting wedge Fig 3
7 Install in the reverse order    
Fig 3: Identifying Mounting Wedge (110 589 03 59 00)
G09977503Courtesy of MERCEDES-BENZ USA