Component Description For Left Front Door Control Unit - GF72.29-P-6001GW
Model 463
as of model year 2013
Shown on model 463 (except 463.342) as of 03.04.2018
Shown on model 463.23 up to 02.04.2018
Location
The left front door control unit is located on the door module behind the door lining.
Tasks
The left front door control unit has the following tasks:
- Reading in of signals
- Evaluation of input factors
- Actuation of components
- Transmitting signals
Reading in of signals
The input factors are read in via the following connections:
- Direct line
- Interior CAN (CAN B)
- Left front door LIN (LIN B5) (except model 463.342)
Direct line
The signals from the following components are read via direct lines:
- Driver's door infrared remote control receiver (A26/1) (left-hand drive vehicle, up to 31.08.2015)
- Left front door rotary tumbler switch (A85s1) (model 463.342 or model 463 up to 02.04.2018 except model 463.342)
- Left front door main catch microswitch (A85s2) (Model 463 as of 03.04.2018 except model 463.342)
- Hall sensor in left front door power window motor (M10/3) (except model 463.342)
- Vertical inclination adjustment potentiometer (M21/1r2) (except model 463.342)
- Horizontal inclination adjustment motor (M21/1 r3) (except model 463.342)
- Open central locking switch (S85/5s1)
- Close central locking switch (S85/5s2)
- Center console central locking inside door handle switch (S85/9) (model 463.342)
Interior CAN
The left front door control unit reads in, for example, the following signals via interior CAN:
- Terminal status of terminal 15
- Open/close central locking (CL) request
- "Left turn signal" request (flasher frequency)
- 'Reverse gear engaged' signal
- Adopt memory position request
- Crash signal
- Convenience feature mode
- Convenience feature direction
- PRE-SAFE® adjustment request (as of 03.04.2018, except model 463.342)
- Left front door central locking inside door handle switch (S85/5) (model 463 up to 02.04.2018 except model 463.342):
Left front door LIN (except model 463.342)
The signals for the following components are read in via the left front door LIN:
- Driver-side power window and outside mirror adjustment switch group (S20)
- Left front seat adjustment switch group (S22)
- Left front central locking system and seat climate control switch group (S51/1) (as of 03.04.2018)
The signals of the following switches are read in via the driver's side power window and outside mirror adjustment switch group:
- Left front power window switch (S20s1)
- Right front power window switch (S20s2)
- Left rear power window switch (S20s3) (except model 463.202)
- Right rear power window switch (S20s4) (except model 463.202)
- Rear side window child safety lock switch (S20s5) (except model 463.202)
- Outside mirror fold-in/out switch (S20s9)
- Left outside mirror adjustment switch (S20s10)
- Right outside mirror adjustment switch (S20s11)
- Outside mirror adjustment switch (S20s12)
The signals of the following switches are read in via the left front seat adjustment switch group:
- Left front head restraint adjustment switch (S22s1)
- Left front seat inclination adjustment switch (S22s2)
- Left front seat fore/aft adjustment switch (S22s3)
- Left front seat height adjustment switch (S22s4)
- Left front seat backrest adjustment switch (S22s5)
- Left front memory function switch (S22s6)
- Left front memory 1 switch (S22s7)
- Left front memory 2 switch (S22s8)
- Left front memory 3 switch (S22s9)
- Left front seat cushion length switch (S22s10) (as of 03.04.2018)
The signals of the following switches are read in via the left front central locking system and seat climate control switch group (as of 03.04.2018):
- Left front seat heating switch (S51/1 s1)
- Left front seat ventilation switch (S51/1s2) (with code PA9 (Active Multicontour Seat Package))
- Left central locking system "Unlock" switch (S51/1s3)
- Left central locking system "Lock" switch (S51/1s4)
The left front door control unit supplies the connected control elements with c. 58d.
Evaluation of input factors
The input factors that have been read in are evaluated by the integrated microprocessor and the relevant components are then actuated.
Actuation of components
The following components are actuated via direct lines:
- Left front door central locking motor (A85m1)
- Left outside mirror turn signal lamp (E6/5) (except model 46
- Left front door warning/exit lamp (E17/3) (except model 463.
- Left front door handle lighting (E17/11) (model 463 up to 02.04.2018 except model 463.342)
- Left front door ambient lighting (E17/43) (model 463 up to 02.04.2018 except model 463.342)
- Left front door power window motor (except model 463.342)
- Left outside mirror (M21/1) (except model 463.342):
- Left outside mirror ambient lamp (M21/1 e1)
- Left Blind Spot Assist warning display (M21/1 e2) (with code EM4 (Driving Assistance Plus Package)) or left Blind Spot Assist readiness and warning display (M21/1e2) (with code EA2 (Blind Spot Assist) up to 02.04.2018)
- Mirror dimming (M21/1 h1)
- Vertical inclination adjustment actuator motor (M21/1 m1)
- Horizontal inclination adjustment actuator motor (M21/1 m2)
- Outside mirror fold-in/fold-out electric motor (M21/1 m3)
- Mirror heater (M21/1 r1)
Transmitting signals
The left front door control unit sends signals over the following connections:
- Left front door LIN
- Interior CAN
Left front door LIN
The left front door control unit transmits the following signals via the left front door LIN:
- Left or right outside mirror adjustment switch selection status indication
- Rear side window child safety lock status indication
- Status of seat heater
- Seat ventilation status (with code PA9 (Active Multicontour Seat Package))
Interior CAN
The left front door control unit reads in the following signals via the interior CAN:
- Door status (open/closed)
- Adjusting right outside mirror request
- Opening/closing request for power windows
- Convenience feature mode
- Convenience feature direction
- Seat adjustment request
- Seat heater request
- Seat ventilation request (with code PA9 (Active Multicontour Seat Package))
| Electrical wiring diagram for left front door control unit | Model 463 (except 463.342) as of model year 2019 | PE72.29-P-2101-97ZHA | |
| Model 463 (except 463.342) as of model year 2013 up to model year 2019 | PE72.29-P-2101-97ZGA | ||
| Model 463.342 as of model year 2017 | PE72.29-P-2101-97ZBA |