Electrical function diagram for offroad package - PE28.19-U-2050-99MAA

Code:	Designation:	Position:
A1	Instrument cluster	10 J
A80	Intelligent servo module for DIRECT SELECT	13 J
B22/10	Right rear level sensor	18 J
B22/7	Left rear level sensor	18 H
B22/8	Left front level sensor	18 H
B22/9	Right front level sensor	18 H
B37	Accelerator pedal sensor	15 A
B57	Transfer case absolute sensor	23 D
L6/1	Left front wheel speed sensor	8 B
L6/2	Right front wheel speed sensor	8 B
L6/3	Left rear wheel speed sensor	8 B
L6/4	Right rear wheel speed sensor	8 C
M46/2	Transfer case actuator motor	21 C
M70	Rear axle differential actuator motor	22 J
N15/7	Transfer case control module	21 D
N15/9	Rear axle differential lock control module	21 J
N3/10	ME-SFI [ME] control module	15 D
N3/10	ME-SFI [ME] control module	17 D
N3/9	CDI control module	12 D
N47-5	ESP control module	7 D
N49	Steering angle sensor	8 H
N51	AIRMATIC control unit	18 J
N72	Lower control field control module	2 B
N72/1	Upper control panel control module	2 E
N72/1s2	Level adjustment switch	1 D
N72/1s24	Downhill Speed Regulation switch	1 D
N72/1s25	Offroad program switch	1 D
N72/1s31	Comfort/Sport switch (ADS)	1 E
N72e4	Level control function indicator	2 A
N72s30	Downhill Speed Regulation switch	4 A
N72s31	Low Range switch	4 A
N72s32	Level adjustment high switch	4 B
N72s33	Level adjustment low switch	4 B
N72s34	Differential lock thumb wheel	4 B
N73	EIS [EZS] control unit	10 D
N80	Steering column module	7 J
N93	Central gateway control module	5 F
S16/13	Gear selector switch DIRECT SELECT	8 J
U127	Valid for engine 272, engine 273 KE	14 B
U151	Valid for engine 113	17 B
U152	Valid for engine 156	14 C
U552	Valid for offroad package	1 A
U880	Valid for engine 642	12 B
Y108	Transfer case switchover magnet	23 E
Y3/8	Electric control unit (VGS)	16 J

Fig 1: Offroad Package Electrical Function Diagram (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Offroad Package Electrical Function Diagram (2 Of 2)

Courtesy of MERCEDES-BENZ USA