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Home >> Mercedes Benz >> 2012 >> GLK350 Base >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> Frame, Trailer Operation - 204 Chassis >> Wiring Diagrams >> Trailer Recognition Control Unit Wiring Diagram >> Trailer Recognition Control Unit Wiring Diagram - PE31.19-P-2101-97FAA

Trailer Recognition Control Unit Wiring Diagram - PE31.19-P-2101-97FAA

Code: Designation: Position:
A0 Color code key 64L
A63 Trailer hitch release 28L
A63 Trailer hitch release 60L
A63x1 Trailer hitch lock electrical connector 27J
A63x1 Trailer hitch lock electrical connector 59J
CAN B Interior CAN 12K
CAN B Interior CAN 44K
Code 494 USA version 20C
Code 494 USA version 53F
N10/2 Rear SAM control unit with fuse and relay module 5L
N10/2 Rear SAM control unit with fuse and relay module 38L
N10/2f53 Fuse 53 7L
N10/2f53 Fuse 53 36L
N10/2f54 Fuse 54 6L
N10/2f54 Fuse 54 35L
N10/2f56 Fuse 56 3L
N10/2f56 Fuse 56 37L
N10/2f57 Fuse 57 4L
N10/2f57 Fuse 57 34L
N10/2f58 Fuse 58 2L
N10/2f58 Fuse 58 32L
N10/2f89 Fuse 89 40L
N28/1 Trailer recognition control unit 12A
N28/1 Trailer recognition control unit 3A
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
N28/1 Trailer recognition control unit 52A
N28/1 Trailer recognition control unit 60A
S142 Trailer hitch locking switch 30L
S142 Trailer hitch locking switch 58L
S142x1 Trailer hitch lock switch electrical connector 29J
S142x1 Trailer hitch lock switch electrical connector 57J
U2 Valid for all except USA 14C
U2 Valid for all except USA 46F
U537 Valid for swiveling trailer hitch 27C
U537 Valid for swiveling trailer hitch 57F
U57 Valid for model 204.2 19G
U57 Valid for model 204.2 10C
U57 Valid for model 204.2 36C
U57 Valid for model 204.2 38C
U57 Valid for model 204.2 52G
U58 Valid for model 204.0 19G
U58 Valid for model 204.0 26G
U58 Valid for model 204.0 10C
U58 Valid for model 204.0 36C
U58 Valid for model 204.0 38C
U58 Valid for model 204.0 52G
U59 Valid for model 204.9 18G
U59 Valid for model 204.9 25G
U59 Valid for model 204.9 10C
U59 Valid for model 204.9 36C
U59 Valid for model 204.9 38C
U59 Valid for model 204.9 52G
W7 Right wheelhouse trunk ground point 19H
W7 Right wheelhouse trunk ground point 26H
W7 Right wheelhouse trunk ground point 11E
W7 Right wheelhouse trunk ground point 52H
W7 Right wheelhouse trunk ground point 57H
W7 Right wheelhouse trunk ground point 37E
W7 Right wheelhouse trunk ground point 38E
W7/1 Right taillamp trunk ground point 19H
W7/1 Right taillamp trunk ground point 26H
W7/1 Right taillamp trunk ground point 4E
W7/1 Right taillamp trunk ground point 10E
W7/1 Right taillamp trunk ground point 37E
W7/1 Right taillamp trunk ground point 38E
W7/1 Right taillamp trunk ground point 52H
X30/32 Left vehicle floor interior CAN voltage distributor electrical connector 12L
X30/32 Left vehicle floor interior CAN voltage distributor electrical connector 45L
X58 Trailer socket 17L
X58 Trailer socket 50L
X58/11 Trailer socket (7-pin) 24L
X58/11 Trailer socket (7-pin) 55L
X58/33 Interior/trailer hitch electrical connector 47H
Z58/17 Circuit 58 trailer socket connector sleeve 22G
Fig 1: Trailer Recognition Control Unit - Wiring Diagram (1 Of 4)
G10080338Courtesy of MERCEDES-BENZ USA
Fig 2: Trailer Recognition Control Unit - Wiring Diagram (2 Of 4)
G10080339Courtesy of MERCEDES-BENZ USA
Fig 3: Trailer Recognition Control Unit - Wiring Diagram (3 Of 4)
G10080340Courtesy of MERCEDES-BENZ USA
Fig 4: Trailer Recognition Control Unit - Wiring Diagram (4 Of 4)
G10080341Courtesy of MERCEDES-BENZ USA