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

Code: Designation: Position:
CAN B Interior CAN 7 M
E5/1 Left front fog lamp 73 M
E5/2 Right fog lamp 76 M
F33 Battery compartment prefuse box 4 M
F33f88 Fuse 88 1 M
F33f89 Fuse 89 2 M
F33f90 Fuse 90 3 M
F58 Engine compartment fuse and relay box 42 M
M10/5 Left rear power window motor 12 M
M10/6 Right rear power window motor 15 M
M14/8 Left rear door CL [ZV] motor 10 M
M5/1 Windshield washer fluid pump 47 M
M5/2 HCS [SRA] pump 49 M
M6/1 Wiper motor 39 M
N10 Front SAM control unit 4 B
N10 Front SAM control unit 12 B
N10 Front SAM control unit 20 B
N10 Front SAM control unit 28 B
N10 Front SAM control unit 36 B
N10 Front SAM control unit 44 B
N10 Front SAM control unit 52 B
N10 Front SAM control unit 60 B
N10 Front SAM control unit 68 B
N10 Front SAM control unit 77 B
R2/1 Center washer nozzle heater 59 M
R2/2 Left heated windshield washer nozzle 57 M
R2/3 Right washer nozzle heater 58 M
S10/2 Right front brake pad contact sensor 69 M
S10/2x1 Right front brake pad contact sensor connector 69 L
S10/4 Right rear brake pad contact sensor 64 M
S10/4x1 Right rear brake pad contact sensor connector 64 L
S11 Brake fluid indicator switch 33 M
S12 Parking brake indicator switch 63 M
S21/3 Left rear power window switch 19 M
S21/4 Right rear power window switch 30 M
S41 Coolant level indicator switch 34 M
S42 Windshield washer fluid level indicator switch 36 M
U151 Valid for engine 113 32 B
U151 Valid for engine 113 37 B
U151 Valid for engine 113 43 D
U151 Valid for engine 113 50 E
U151 Valid for engine 113 70 D
U151 Valid for engine 113 75 D
U154 Valid for 164.1 27 F
U154 Valid for 164.1 65 D
U154 Valid for 164.1 66 D
U155 Valid for 164.8 27 G
U155 Valid for 164.8 66 D
U679 Valid for version without xenon headlamps 70 H
U681 Valid for all except M113 32 B
U681 Valid for all except M113 37 B
U681 Valid for all except M113 43 D
U681 Valid for all except M113 52 E
U681 Valid for all except M113 70 D
U681 Valid for all except M113 75 D
U974 Not valid for full hybrid drive 70 H
U978 Valid for full hybrid drive 70 J
W15/1 Ground (right footwell) 3 F
W15/2 Ground (left footwell) 23 J
W15/2 Ground (left footwell) 60 F
W15/2 Ground (left footwell) 62 J
W16/3 Ground (left assembly compartment, power ground) 39 J
W16/3 Ground (left assembly compartment, power ground) 56 J
W17 Ground (right rear seat) 26 M
W17 Ground (right rear seat) 65 F
W17 Ground (right rear seat) 67 F
W2 Ground (right front, at lamp unit) 69 F
W7 Ground (right wheelhouse in luggage compartment) 68 F
W9 Ground (left front, at lamp unit) 50 M
W9 Ground (left front, at lamp unit) 74 F
X25/2 Engine compartment/interior compartment connector 32 F
X25/2 Engine compartment/interior compartment connector 37 F
X25/2 Engine compartment/interior compartment connector 41 F
X25/2 Engine compartment/interior compartment connector 44 F
X25/2 Engine compartment/interior compartment connector 48 F
X25/2 Engine compartment/interior compartment connector 50 F
X25/2 Engine compartment/interior compartment connector 52 F
X25/2 Engine compartment/interior compartment connector 54 F
X25/2 Engine compartment/interior compartment connector 68 F
X25/2 Engine compartment/interior compartment connector 72 F
X25/2 Engine compartment/interior compartment connector 75 F
X26/32 Left front engine compartment/bumper connector 72 J
X30/4 Right voltage distributor (CAN) connector 7 M
X35/3 Left rear door separation point 9 F
X35/3 Left rear door separation point 17 F
X35/4 Right rear door separation point 14 F
X35/4 Right rear door separation point 29 F
X62/33 Right rear axle multiple circuit junction connector 63 K
X62/36 BWI [BBV]/rpm right front axle connector 68 J
X8/16 Left rear door printed wiring harness connector 18 J
X8/17 Right rear door printed wiring harness connector 29 J
Z108/1 Washer nozzle heater circuit 31 connector sleeve 56 F
Z108/2 Washer nozzle heater signal connector sleeve 57 F
Z204 Wake-up signal/circuit 58d voltage distributor connector 24 M
Z204/2 Circuit 31 right wheelhouse luggage compartment voltage distributor connector 67 M
Z204/3 Circuit 31 right rear seat voltage distributor connector 28 M
Z204/3 Circuit 31 right rear seat voltage distributor connector 67 M
Z204/4 Circuit 31 right footwell voltage distributor connector 28 M
Z204/5 Circuit 31 left footwell voltage distributor connector (1) 22 M
Z204/5 Circuit 31 left footwell voltage distributor connector (1) 62 F
Z204/7 Circuit 31 left footwell voltage distributor connector (2) 22 M
Z51/6 Circuit 58d interior connector sleeve 24 M
Z6/12 Left rear door ground connector sleeve 20 H
Z6/13 Right rear door ground connector sleeve 29 H
Z6/47 Ground (W15/2) connector sleeve 60 J
Z60/4 Front fog lamp wiring harness connector sleeve (circuit 31) 74 M
Fig 1: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (1 Of 5)
G10117377Courtesy of MERCEDES-BENZ USA
Fig 2: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (2 Of 5)
G10117378Courtesy of MERCEDES-BENZ USA
Fig 3: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (3 Of 5)
G10117379Courtesy of MERCEDES-BENZ USA
Fig 4: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (4 Of 5)
G10117380Courtesy of MERCEDES-BENZ USA
Fig 5: Front Signal Acquisition And Actuation Module Control Unit Wiring Diagram (5 Of 5)
G10117381Courtesy of MERCEDES-BENZ USA