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Wiring diagram for front signal acquisition and actuation module (SAM) control unit - PE54.21-U-2114-99RAA

Code: Designation: Position:
F33 Battery compartment prefuse box 6 L
F33f88 Fuse 88 2 L
F33f89 Fuse 89 3 L
F33f90 Fuse 90 4 L
F58 Engine compartment fuse and relay box 39 L
M10/5 Left rear power window motor 13 L
M10/6 Right rear power window motor 17 L
M14/8 Left rear door CL [ZV] motor 11 L
M5/1 Windshield washer fluid pump 45 L
M5/2 HCS [SRA] pump 47 L
M6/1 Wiper motor 36 L
N10 Front SAM control unit 4 A
N10 Front SAM control unit 12 A
N10 Front SAM control unit 20 A
N10 Front SAM control unit 28 A
N10 Front SAM control unit 36 A
N10 Front SAM control unit 44 A
N10 Front SAM control unit 52 A
N10 Front SAM control unit 59 A
R2/1 Center washer nozzle heater 52 L
R2/2 Left heated windshield washer nozzle 50 L
R2/3 Right washer nozzle heater 51 L
S10/2 Right front brake pad contact sensor 54 L
S10/2x1 Right front brake pad contact sensor connector 54 K
S10/4 Right rear brake pad contact sensor 56 L
S10/4x1 Right rear brake pad contact sensor connector 56 K
S11 Brake fluid indicator switch 34 L
S12 Parking brake indicator switch 60 L
S21/3 Left rear power window switch 20 L
S21/4 Right rear power window switch 28 L
S41 Coolant level indicator switch 31 L
S42 Windshield washer fluid level indicator switch 32 L
U151 Valid for engine 113 30 A
U151 Valid for engine 113 42 D
U681 Valid for all except M113 30 A
U681 Valid for all except M113 44 D
W15/1 Ground (right footwell) 4 E
W15/2 Ground (left footwell) 59 H
W16/3 Ground (left assembly compartment, power ground) 36 H
W16/4 Ground (right assembly compartment, power ground) 49 L
W17 Ground (right rear seat) 26 L
W17 Ground (right rear seat) 56 E
W17 Ground (right rear seat) 58 H
W17/1 Ground (left rear seat) 24 H
W2 Ground (right front, at lamp unit) 48 L
W2 Ground (right front, at lamp unit) 55 E
X25/2 Engine compartment/interior compartment connector 30 E
X25/2 Engine compartment/interior compartment connector 38 E
X25/2 Engine compartment/interior compartment connector 40 E
X25/2 Engine compartment/interior compartment connector 43 E
X25/2 Engine compartment/interior compartment connector 44 E
X25/2 Engine compartment/interior compartment connector 46 E
X25/2 Engine compartment/interior compartment connector 51 E
X25/2 Engine compartment/interior compartment connector 53 E
X30/6 Cockpit voltage distributor (CAN) connector 8 L
X35/3 Left rear door separation point 10 E
X35/3 Left rear door separation point 19 E
X35/4 Right rear door separation point 15 E
X35/4 Right rear door separation point 27 E
X62/33 Right rear axle multiple circuit junction connector 55 H
X62/36 BWI [BBV]/rpm right front axle connector 53 H
X8/16 Left rear door printed wiring harness connector 19 H
X8/17 Right rear door printed wiring harness connector 27 H
Z108/1 Washer nozzle heater circuit 31 connector sleeve 49 H
Z108/2 Washer nozzle heater signal connector sleeve 51 H
Z204 Wake-up signal/circuit 58d voltage distributor connector 25 L
Z204/3 Circuit 31 right rear seat voltage distributor connector 57 L
Z204/5 Circuit 31 left footwell voltage distributor connector (1) 59 E
Z204/9 Circuit 31 left rear seat voltage distributor connector (3) 24 L
Z51/6 Circuit 58d interior connector sleeve 25 L
Z6/12 Left rear door ground connector sleeve 21 G
Z6/13 Right rear door ground connector sleeve 27 G
Fig 1: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (1 Of 4)
G10121450Courtesy of MERCEDES-BENZ USA
Fig 2: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (2 Of 4)
G10121451Courtesy of MERCEDES-BENZ USA
Fig 3: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (3 Of 4)
G10121452Courtesy of MERCEDES-BENZ USA
Fig 4: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (4 Of 4)
G10121453Courtesy of MERCEDES-BENZ USA