Retrofit ultrasonic back-up assist - AZ54.65-P-0001T

MODEL 211.0 Vehicles up to code (806) Model year 2006, vehicles up to model refinement 

Fig 1: Identifying Ultrasonic Back-Up Assist Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removal
	Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
1	Disconnect battery ground cable
			AR54.10-P-0003T
	Notes on battery	All models	AH54.10-P-0001-01A
2	Remove rear bumper
			AR88.20-P-2200T
3	Remove ball pin from bumper
4	Remove side paneling in left side of luggage compartment
		Except CODE (287) Through-loading feature, except CODE (924) Bivalent natural gas drive.	AR68.30-P-4800T
		With CODE (287) Through-loading feature.	AR68.30-P-4800TA
5	Remove paneling from trunk lid
			AR68.30-P-8150T
6	Remove headliner	Lower the headliner and push it toward the front.
		Except CODE (414) Power glass tilting/ sliding roof, except CODE (413) Panoramic sliding roof, except CODE (413) Panoramic sliding roof except CODE (419) Solar module for panoramic roof.	AR68.30-P-4300T
		With CODE (414) Power glass tilting/sliding roof.	AR68.30-P-4300TA
		With CODE (413) Panoramic sliding roof, with CODE (413) Panoramic sliding roof with CODE (419) Solar module for panoramic roof.	AR68.30-P-4300TB
7	Release rear SAM control unit with fuse and relay module	From left A-pillar as far as the trunk.
8	Open left cable duct
	Install
9	Install sensors and connect		AZ54.65-P-0001-03T
10	Install rear bumper	Pass connecting cable of sensor wiring harness through the left-hand grommet in the wheel arch into the trunk.
			AR88.20-P-2200T
11	Installing control unit		AZ54.65-P-0001-04T
12	Install display instrument		AZ54.65-P-0001-05T
13	Route wiring harness and connect		AZ54.65-P-0001-06T
14	Install remaining parts onto vehicle
15	Perform version coding subsequently	Parktronic system (PTS).	AZ54.65-P-0001-08M
16	Check ultrasonic backup assist
		Warning indicator, function	GF54.65-P-4104-01A
17	Hand the manufacturer's safety/operating instructions to the customer when returning the vehicle