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

Model 166 

as of model year 2016 

with code 550 (Trailer coupling) 

Control unit N28/1 

Model 292 

with code 550 (Trailer coupling) 

Control unit N28/1 

  Trailer recognition control unit wiring diagram   PE31.19-P-2101-97NBA 
  Use of wiring diagrams   OV00.01-P-1901-03NAA
  Abbreviations of signal and circuit designations for wiring diagrams   OV00.01-P-1001-28NBA
  Search aid for all electrical components   OV00.01-P-1909NBA
  Location and assignment of line and plug connectors   GF00.19-P-1000NAA
  Location and assignment of ground points   GF00.19-P-2000NAA
  Location and assignment of Z connector sleeves (wiring and plug connectors in wiring harness)   GF00.19-P-3000NAA