Remove/Install Button Groups On Multifunction Steering Wheel - AR82.90-P-0014FR

Model 213, 238, 257 

With Code L5C (Supersport steering wheel - leather deep-embossed) 

Courtesy of MERCEDES-BENZ USA

Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove steering wheel electronics (N135).		AR82.90-P-0100FRD
2	Unclip multifunction steering wheel button group 1 (S163/1) or multifunction steering wheel button group 2 (S163/2).	Long wedge	Fig 1
3	Release and disconnect electrical connector, and multifunction steering wheel button group 1 (S163/1) or multifunction steering wheel button group 2 (S163/2).	Do not crush or kink or subject electric lines to tension. This will result in damage to the electric lines and can impair their function. : Ensure correct engagement of electrical connector. : Ensure that routing of lines is correct. Replace multifunction steering wheel button group 1 (S163/1) and multifunction steering wheel button group 2 (S163/2) as complete set only.
4	Install in the reverse order.

Fig 1: Identifying Long Wedge (115 589 03 59 00)

Courtesy of MERCEDES-BENZ USA