Remove/install front door control unit - AR72.29-P-1001NKC

MODEL 117, 156, 176, 242, 246 

Shown on model 117.3 

Fig 1: Front Door Control Unit Remove/Install Components - Shown On Model 117.3

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Perform initial startup of left front door control unit (N69/1) or right front door control unit (N69/2)	When replacing left front door control unit (N69/1) or right front door control unit (N69/2).
			AD00.00-P-2000-04A
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m)
3	Remove door lining	Model 117	AR72.10-P-1000NKC
		Model 156, 176, 242, 246	AR72.10-P-1000NKB
4	Separate electrical connections (1)	The number of electrical connectors (1) varies depending on the vehicle equipment.
5	Unlock electrical connectors (2) and remove from left front door control unit (N69/1) or right front door control unit (N69/2)
6	Release lock (3) and remove left front door control unit (N69/1) or right front door control unit (N69/2) in direction of arrow
7	Install in the reverse order