Remove/install operating/display unit with control module - AR82.85-P-7472K

MODEL 208 with CODE (352a) COMAND operating, display and control module 

Fig 1: Identifying Operating/Display Unit With Control Module Remove/Install Components

	Remove/install
1	Connect quiescent current retention unit		AR54.10-P-1030-07I
			*WH58.30-Z-1012-09A
	Risk of explosion  from explosive gas. Risk of poisoning and caustic burns  from swallowing battery electrolyte. Risk of injury  from caustic burns to eyes and skin from battery electrolyte or from handling damaged lead acid batteries.	No fire, sparks, naked flames or smoking. Wear acid-protective gloves, clothing and eye protection. Pour battery electrolyte only into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
2	Disconnect ground cable of battery		AR54.10-P-0003A
	Notes on battery	All models	AH54.10-P-0001-01A
3	Insert removal tool (1) into the recess clearance	With the flattened handle ring facing upwards (arrow). Until they audibly snap into place.
			*WH58.30-Z-1008-19A
4	Remove COMAND operating, display display and control module (A40/3)
5	Disconnect couplings
6	Disconnect fiber optic cable connector (D2B)	Do not kink or stretch D2B fiber optic cable.
		Install caps on fiber optic cable connector and equipment connection. Refer to: ↓
		Covering fiber optic cable	AR82.95-P-0005-01A
	Notes on fiber optic cable	Models 129, 168, 170, 202, 203, 208, 210, 215, 220, 463.	AH82.70-P-0001-02A
7	Unlatch removal tool (1)	Insert screwdriver into one of the release holes (arrow).
8	Install in the reverse order
9	Read diagnostic trouble code memory and erase	Stored faults which can result from cables being disconnected or from simulation during removal and installation or test work, have to be processed and erased in the fault memories after completing the work. Refer to: ↓ STAR DIAGNOSIS.

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1012-09A	Quiescent current retention unit
WH58.30-Z-1008-19A	Removal tool	000 833 0561