Removing and installing trip computer control unit with display, models 129 and 140 - RA54001070433X(54-433)

Operation No. of Job Texts and Work Units,

Standard Texts and Flat Rates

1. Model 129 
   Fig 1: Identifying Trip Computer Control Unit With Display Components - Model 129

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

   Ground cable on battery	Disconnect, connect.
   Cover (1) for operating unit	Unclip, clip in.
   Retaining screws (2)	Unscrew, screw in.
   Operating unit (3)	Remove, install.
   Connector	Disconnect from operating unit, plug in.
   Illumination	Unclip, clip in.
   Retaining screws (4)	Unscrew and remove cover, insert and screw in.
   2-pole connector	Disconnect from microswitch, plug in.
   Connector	Disconnect from trip computer control unit, plug in.
   Retaining screws (5)	Unscrew, screw in.
   Trip computer control unit with display (N41)	Remove, install.

2. Model 140 
   Fig 2: Identifying Trip Computer Control Unit With Display Components - Model 140

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

   Ground cable on battery	Disconnect, connect.
   Lock cylinder housing (1) for glove box	Remove, install (REMOVAL AND INSTALLATION OF THE GLOVE COMPARTMENT LOCK CYLINDER ).
   Retaining screws (2)	Unscrew and remove cover, insert and screw in.
   2-pole connector	Disconnect from microswitch, plug in.
   Connector	Disconnect from trip computer control unit, plug in.
   Retaining screws (3)	Unscrew, screw in.
   Trip computer control unit with display (N41)	Remove, install.