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Location / task / function of position indicator - GF27.19-P-5129RZ: Notes

TRANSMISSION 722.6 in MODEL 230 (except 230.474 /479) as of 1.9.03 except CODE (428a) Steering wheel shift buttons 

Fig 1: Identifying Shift Pattern Display And Transmission Mode Switch
G05075240Courtesy of MERCEDES-BENZ USA
  Position display, location The position display is accommodated in the center shift console cover. In addition a gear/ driving program display is located in the instrument cluster (A1).  
  Position display, task   GF27.19-P-5129-02PZ 
  Shift pattern display, function   GF27.19-P-5129-03QZ