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Function diagram of instrument cluster (IC) electrical system - PE54.30-U-2051-99RAA

Code: Designation: Position:
A1 Instrument cluster 19 K
A2/97 Central TPM [RDK] antenna 14 C
A40/3 COMAND operating, display and control unit 2 C
A80 Intelligent servo module for DIRECT SELECT 22 K
B26 Electronic compass 11 K
B70 Crankshaft Hall sensor 17 B
B70 Crankshaft Hall sensor 19 B
E1 Left front lamp unit 7 B
E2 Right front lamp unit 7 B
E3 Left taillamp 10 B
E4 Right taillamp 10 B
E6/5 Left outside mirror turn signal lamp 12 B
E6/6 Right outside mirror turn signal lamp 14 K
L5 Crankshaft position sensor 22 B
L6/1 Left front RPM sensor 28 H
L6/2 Right front RPM sensor 28 H
L6/3 Left rear RPM sensor 28 J
L6/4 right rear RPM sensor 28 J
M20/1 Steering column in/out motor 6 H
M20/2 Steering column up/down motor 6 J
M27/1 Seat fore/aft adjustment motor, driver 6 J
M3 Right fuel pump 10 C
N10 Front SAM control unit 8 C
N10/8 Rear SAM control unit 10 C
N121/1 Rear-end door closing control unit 8 K
N2/13 WSS (Weight Sensing System) control unit 1 G
N2/7 Restraint systems control unit 25 K
N3/10 ME-SFI [ME] control unit 16 D
N3/10 ME-SFI [ME] control unit 18 D
N3/10 ME-SFI [ME] control unit 18 D
N3/10 ME-SFI [ME] control unit 19 D
N3/10 ME-SFI [ME] control unit 19 D
N3/10 ME-SFI [ME] control unit 21 D
N3/9 CDI control unit 19 D
N32/1 Driver front seat adjustment control unit with memory 5 J
N47-5 ESP control unit 30 J
N51 AIRMATIC with ADS control unit 24 C
N69/1 Left front door control unit 12 C
N69/2 Right front door control unit 13 K
N80 Steering column module 29 E
N88 TPM [RDK] control unit 15 D
N93 Central gateway control unit 16 K
N97 Rear axle level control system control unit 26 C
S110 Left multifunction steering wheel button group 28 C
S111 Right multifunction steering wheel button group 31 C
U151 Valid for engine 113 21 B
U152 Valid for engine 156 18 B
U152 Valid for engine 156 18 B
U475 Valid for M 272 18 B
U475 Valid for M 272 18 B
U484 Valid for M273 ME 16 B
U502 Valid for AIRMATIC 23 B
U512 Valid for level control 26 B
U880 Valid for engine 642 18 B
Y3/8 Electric control unit (VGS) 5 D
Fig 1: Instrument Cluster Electrical System Function Diagram (1 Of 2)
G10121490Courtesy of MERCEDES-BENZ USA
Fig 2: Instrument Cluster Electrical System Function Diagram (2 Of 2)
G10121491Courtesy of MERCEDES-BENZ USA