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Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> Frame, Trailer Operation -- S-Class (221) >> Wiring Diagrams >> Trailer recognition control unit wiring diagram - PE31.19-P-2101-99SAB

Trailer recognition control unit wiring diagram - PE31.19-P-2101-99SAB

Code: Designation: Position:
A0 Explanation of color codes L23
A63 Towing hitch release L20
A63x1 Trailer hitch lock connector J18
N10/2 Rear SAM control module with fuse and relay module L4
N10/2 Rear SAM control module with fuse and relay module L9
N10/2f133 Fuse 133 K7
N10/2f145 Fuse 145 K3
N10/2f146 Fuse 146 K6
N10/2f151 Fuse 151 K4
N28/1 Trailer recognition control module A4
N28/1 Trailer recognition control module A12
N28/1 Trailer recognition control module A19
S142 Trailer hitch lock switch L22
S142x1 Trailer hitch lock switch connector J21
W7/1 Ground (right taillamp in trunk) E6
W7/1 Ground (right taillamp in trunk) H16
X58 Trailer hitch socket (13-pin) L14
X58/33 Interior/trailer hitch connector G11
Fig 1: Trailer Recognition Control Unit - Wiring Diagram (1 Of 2)
G07590414Courtesy of MERCEDES-BENZ USA
Fig 2: Trailer Recognition Control Unit - Wiring Diagram (2 Of 2)
G07590415Courtesy of MERCEDES-BENZ USA