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Home >> Mercedes Benz >> 2025 >> GLA250 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Frame, Trailer Operation -- 118 Chassis) >> Retrofitting & Conversion >> Retrofit Trailer Coupling Control Unit - AN31.19-P-8080-05MFV

Retrofit Trailer Coupling Control Unit - AN31.19-P-8080-05MFV

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Model 118 

Model 177.1 

Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  1. Position holder (24) on rear-end center section and tighten with nuts (24.1).
    G15488874Courtesy of MERCEDES-BENZ USA
  2. Insert trailer recognition control unit (N28/1) into shackle (A) of holder (24), position on holder (24) and tighten with nut (24.2).
G15488875Courtesy of MERCEDES-BENZ USA