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Trailer recognition control unit wiring diagram - PE31.19-P-2101-97NBA

Code: Designation: Position:
A0 Color code key 64L
A63/2 Fully electric trailer hitch swivel unit 41L
CAN B Interior CAN 18K
Code 494 USA version 8C
Code 494 USA version 20C
F4 Rear fuse box 4L
F4 Rear fuse box 11L
F4 Rear fuse box 22L
F4f115 Fuse 115 11L
F4f124 Fuse 124 6L
F4f124 Fuse 124 21L
F4f125 Fuse 125 2L
F4f126 Fuse 126 7L
F4f128 Fuse 128 3L
F4f130 Fuse 130 4L
N10 SAM control unit 14L
N28/1 Trailer recognition control unit 4A
N28/1 Trailer recognition control unit 12A
N28/1 Trailer recognition control unit 20A
N28/1 Trailer recognition control unit 28A
N28/1 Trailer recognition control unit 36A
N28/1 Trailer recognition control unit 44A
N69/1 Left front door control unit 52A
N69/2 Right front door control unit 52A
S142/2 Trailer hitch switch 45L
S142/3   50L
U12 Valid for left-hand drive vehicles 49A
U13 Valid for right-hand drive vehicles 49A
U2 Valid for all except USA 8C
U2 Valid for all except USA 5C
U2 Valid for all except USA 33C
W15/2 Left footwell ground point 25H
W7 Right rear center section ground point 10E
W7/9 Trailer hitch ground point 29H
W7/9 Trailer hitch ground point 37H
W8 Liftgate ground point 46H
X30/4 Right potential distributor electrical connector (CAN) 18L
X58 Trailer socket 36L
X58/11 Trailer socket (7-pin) 30L
X58/28 Electric-Brake-Control electrical connector 25L
X58/33 Vehicle interior/trailer hitch electrical connector 26H
Fig 1: Trailer Recognition Control Unit Wiring Diagram (1 Of 4)
G10077737Courtesy of MERCEDES-BENZ USA
Fig 2: Trailer Recognition Control Unit Wiring Diagram (2 Of 4)
G10077738Courtesy of MERCEDES-BENZ USA
Fig 3: Trailer Recognition Control Unit Wiring Diagram (3 Of 4)
G10077739Courtesy of MERCEDES-BENZ USA
Fig 4: Trailer Recognition Control Unit Wiring Diagram (4 Of 4)
G10077740Courtesy of MERCEDES-BENZ USA