Remove/Install Head Unit - AR82.85-P-1101LWX

Model 253 (except 253.992/993) 

as of model year 2020 

Courtesy of MERCEDES-BENZ USA

	Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on avoiding damage to optical fibers during repair work		AH82.60-P-0001-05AK
	Remove/install
1	Perform commissioning of head unit (A26/17).	When replacing head unit (A26/17).
			AD00.00-P-2000-04B
2	Remove center console cover.	Model 253 (except 253.992/993) with transmission 724 as of model year 2020 Model 253 (except 253.992/993) with transmission 725 as of model year 2020	AR68.20-P-2350LW
3	Remove bolts (1).
4	Guide out head unit (A26/17) (arrows B) and release and disconnect electrical connectors.	The notch of the head unit (A26/17) (arrow A), as well as the fan must be on the right side of the vehicle. The number of electrical connectors may vary depending on the equipment.
5	Remove head unit (A26/17).
6	Install in the reverse order.
	Check
7	Connect diagnostic device, read out fault memory, and delete if necessary.
			AD00.00-P-2000-04B
8	Perform a function test on all components concerned.
9	Perform calibration of augmented reality camera (B84/14).	Model 253 (except 253.992/993) as of model year 2020 with code 21U (Video recording function (Dashcam)) Model 253 (except 253.992/993) as of model year 2020 with code U19 (Augmented reality video) When replacing head unit (A26/17).
			AD00.00-P-2000-04B
	000 588 00 23 00 Adjusting gauge		WS82.00-P-0028B
	000 588 11 21 00 Adjustment device		WS82.00-P-0151B