Remove/Install Collision Prevention Assist Controller Unit - AR30.30-P-0002RGM

Model 190 

as of Model year 2017 

with code 258 (COLLISION PREVENTION ASSIST) 

Courtesy of MERCEDES-BENZ USA

Shown on Model 190 with code M030 (GT R version) 

Topical note	Notes on preventing damage to electronic components due to a magnetic tool		AH54.00-P-0002-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Perform commissioning of the COLLISION PREVENTION ASSIST controller unit (A90)	When replacing the COLLISION PREVENTION ASSIST controller unit (A90).
			AD00.00-P-2000-04B
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m)
3	Remove Mercedes star		AR88.40-P-4050RG
4	Release and disconnect electrical connection (1)
5	Press in catch hook (2) slightly and push out COLLISION PREVENTION ASSIST (A90) control unit in the direction of the arrow	Ensure correct seating of catch hook (2).
6	Gently press catch hooks (3) outward, slightly tilt COLLISION PREVENTION ASSIST (A90) control unit and remove from front bumper	Ensure that catch hooks (3) are seated correctly.
7	Install in the reverse order