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Wiring diagram for upper control panel and lower control panel control unit - PE54.21-P-2118-97MAA

Code: Designation: Position:
A0 Color code key 40L
CAN B Interior CAN 16K
F3 Cockpit fuse box 13L
F3f13 Fuse 13 12L
F4 Load compartment fuse and relay box 29L
F4f55 Fuse 55 28L
N72 Lower control panel control unit 32A
N72/1 Upper control panel control unit 3A
N72/1 Upper control panel control unit 12A
N72/1 Upper control panel control unit 29A
N72/1 Upper control panel control unit 20A
N72/1e1 Automatic child seat recognition airbag OFF indicator lamp 8C
N72/1e2 ATA [EDW] function indicator 7C
N72/1s1 ESP OFF switch 6B
N72/1s1 ESP OFF switch 5B
N72/1s10 Left front HS [SIH] switch 1B
N72/1s11 Right front HS [SIH] switch 10B
N72/1s13 Left front seat ventilation switch 1C
N72/1s14 Right front seat ventilation switch 10C
N72/1s2 Level adjustment switch 8B
N72/1s24 Downhill Speed Regulation switch 7B
N72/1s25 Offroad program switch 7B
N72/1s30 STH switch 10B
N72/1s31 Comfort/Sport switch (ADS) 2B
N72/1s46 Refueling safety detection switch 3B
N72/1s5 Hazard warning system switch 7C
N72/1s8 PTS OFF switch 9B
N72e4 Level control function indicator 33C
N72s30 Downhill Speed Regulation switch 31C
N72s31 Low Range switch 31B
N72s32 Level adjustment high switch 34B
N72s33 Level adjustment low switch 34C
N72s34 Differential lock thumb wheel 32B
S1 Rotary light switch 20L
U506 Valid for ADS 2A
U552 Valid for offroad package 28A
U557 Not valid for offroad package 7A
U579 Valid for stationary heater 10A
U679 Valid for version without xenon headlamps 23E
U974 Not valid for full hybrid drive 23E
U978 Valid for full hybrid drive 2A
W29/2 Ground (right A-pillar) 13E
X18 Interior/cockpit connector 24G
X18 Interior/cockpit connector 27G
X30/6 Cockpit voltage distributor (CAN) connector 16L
Z3/11 Circuit 15 (fused) connector sleeve 22G
Fig 1: Upper And Lower Control Panel Control Unit Wiring Diagram (1 Of 3)
G10117355Courtesy of MERCEDES-BENZ USA
Fig 2: Upper And Lower Control Panel Control Unit Wiring Diagram (2 Of 3)
G10117356Courtesy of MERCEDES-BENZ USA
Fig 3: Upper And Lower Control Panel Control Unit Wiring Diagram (3 Of 3)
G10117357Courtesy of MERCEDES-BENZ USA