Left front door control unit, component description - GF72.29-P-6001CW

MODEL 204.0/2 up to Model Year 8

Shown on model 204.0

Location

The left front door control unit is located on the door module behind the door lining.

Fig 1: Identifying Left Front Door Control Unit

Courtesy of MERCEDES-BENZ USA

General

The left front door control unit is connected to the interior CAN to exchange data.

Task

The left front door control unit reads in the following sensors and switches, if necessary actuates their switch and controls illumination and switches following consumers and semiconductor switches.

Direct entries

Circuit 30
Circuit 31
Infrared remote control receiver, driver-side front door (A26/1)
Left front door rotary tumbler switch (A85s1)
Potentiometer for vertical inclination adjustment (M21/1r2) (with code (275) Memory package (driver seat, steering column, mirrors))
Potentiometer for horizontal inclination adjustment (M21/1r3) (with code (275) Memory package (driver seat, steering column, mirrors))
Hall sensor for left front door power window motor (M10/3)
Trunk lid release button (S15/1) (model 204.0)
Driver tailgate control button (S15/3) (model 204.2 with code (890) EASY-PACK tailgate)
Left front door central locking interior switch (S85/5)

Read in following switches with front door LIN

Driver-side power window and outside mirror adjustment switch group (S20)
Left front seat adjustment switch group (S22) (with code (275) Memory package (driver seat, steering column, mirror))

Direct outputs

Left outside mirror turn signal lamp (E6/5)
Left front door exit and warning lamp (E17/3) (with code (954) Avantgarde or with code (955) Elegance)
Left front door handle illumination (E17/11) (with code (954) Avantgarde or with code (955) Elegance)
Left front door power window motor
Automatic mirror dimming (M21/1h1) (for code (249) Automatically dimming inside rearview mirror and outside mirror (driver))
Vertical inclination adjustment actuator motor (M21/1m1)
Horizontal inclination adjustment actuator motor (M21/1m2)
Outside mirror fold-in/out electric motor (M21/1m3) (with code (500) Folding left/right outside mirrors)
Mirror heater (M21/1r1)