Remove/install rear air conditioning control and operating unit - AR83.50-P-9070RT

MODEL 251 with CODE (582) Rear air conditioner 

Fig 1: Identifying Rear Air Conditioning Control And Operating Unit Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge	All models	AH54.00-P-0001-01A
1	Switch off ignition and remove the transmitter key from the EIS [EZS] control unit	On vehicles with Keyless Go, code 889: Press Keyless Go start/stop button repeatedly until ignition is switched off. Remove transmitter key from vehicle and store it in a location beyond its transmission range (at least 2 m).
2	Remove cover (1) from bottom edge (arrows A)	Protect cover and center console against scratching.
3	Slightly pull center console toward outside (arrows B).	In order to prevent damage.
4	Remove cover (arrows C) upward from catch lugs (4).
5	Disconnect electrical connector (2) from RCP control module (N72/2)
6	Remove bolts (3)	Handymaster battery-powered drill/screwdriver	*WH58.30-Z-1007-20A
7	Remove RCP control module (N72/2)
8	Install in the reverse order
9	Perform basic programming		AR00.19-P-0200RT

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1007-20A	Cordless drill/driver