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Home >> Mercedes Benz >> 2019 >> GLS450 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 166 Chassis 6 Of 8 >> Wiring Diagrams >> Wiring Diagram For Upper Control Panel And Lower Control Panel Control Unit >> Wiring Diagram For Upper Control Panel And Lower Control Panel Control Unit - PE54.21-P-2118-97NBA

Wiring Diagram For Upper Control Panel And Lower Control Panel Control Unit - PE54.21-P-2118-97NBA

Model 166 as of model year 2016 

Control unit N72, N72/1 

Model 292 Control unit N72, N72/1 

Code: Designation: Position:
A0 Color code key 40L
Code 430 On-road/off-road package 13A
Code 430 On-road/off-road package 33B
Code 430 On-road/off-road package 14A
Code 430 On-road/off-road package 27B
Code 489 AIRMATIC 33B
F3/2 Cockpit circuit 30 fuse box 3L
F3/2f15 Fuse 15 2L
F33 Battery compartment prefuse box 22L
F33MF1 Multiple fuse 1 20K
N10 SAM control unit 11L
N10 SAM control unit 26L
N72 Lower control panel control unit 21A
N72 Lower control panel control unit 29A
N72 Lower control panel control unit 37A
N72/1 Upper control panel control unit 4A
N72/1 Upper control panel control unit 11A
N72/1e1 Automatic child seat recognition airbag OFF indicator lamp 2A
N72/1e2 ATA [EDW] function indicator 12A
N72/1s1 ESP OFF button 12A
N72/1s10 Left front heated seat button 2A
N72/1s11 Right front heated seat button 4A
N72/1s13 Left front seat ventilation button 6A
N72/1s14 Right front seat ventilation button 7A
N72/1s24 Downhill Speed Regulation button 8A
N72/1s30 Stationary heater button 7A
N72/1s5 Hazard warning system button 5A
N72/1s50 ECO start/stop function button 9A
N72/1s8 Parking system button 10A
N72/3 Off-Road operating panel control unit 17A
N72/4 Transmission modes control panel 17A
N72s30 Downhill Speed Regulation button 28B
N72s30 Downhill Speed Regulation button 36B
N72s31 Low Range button 35B
N72s32 Automatic transmission transmission mode button 29B
N72s35 Vehicle level button 30B
N72s36 Comfort/Sport button (ADS) 31B
N72s37 "M" transmission mode button 36D
N72s38 Offroad program button 32B
N72s39 Vehicle level rotary switch 35B
N72s42 On-road/off-road menu button 35D
U430 Button assignment varies depending on equipment installed 27B
W1/4 Cockpit ground point 3E
W12 Ground point (center console) 22H
X29/6 Center console electrical connector 20G
G14132670Courtesy of MERCEDES-BENZ USA
G14132671Courtesy of MERCEDES-BENZ USA
G14132672Courtesy of MERCEDES-BENZ USA