Signal Acquisition And Actuation Module, Component Description - GF54.21-S-0029B
Model 447
with code XM7 (MOPF II)
Fig 1: Signal Acquisition And Actuation Module (SAM) Components Location - Model 447 With Code XM7 (shown On Model 447.8)
Signal acquisition and actuation module (SAM) control unit, shown on model 447.8
The numbers on the pins mark the pin numbering of the slots.
The numbers on the pins mark the pin numbering of the slots.
Signal acquisition and actuation module (SAM) control unit, shown on model 447.8
Signal acquisition and actuation module (SAM) control unit, shown on model 447.8
The numbers on the pins mark the pin numbering of the slots.
Overview
This document contains information on:
- General
- Function
- Ground connection
- Power supply
General
The signal acquisition and actuation module (SAM) control unit (N10/1) is installed on the front passenger side in the footwell on the A-pillar.
Function
The signal acquisition and actuation module (SAM) control unit (N10/1) is the central control unit in the vehicle. It performs various tasks, from reading in and outputting signals to actuating and supplying various illuminants and functions throughout the entire vehicle.
The following input factors and initial parameters are read in or output via direct lines by the signal acquisition and actuation module (SAM) control unit (N10/1) via slots RBA1, RBA2 and RBA3:
| Input factors over a direct line | Initial parameters over a direct line |
|---|---|
| Terminal 30t | - |
| Terminal 31 | - |
| - | Rear window wiper relay actuation (K40/11kB) |
| - | Terminal relay actuation 15R2 (K40/11kC) |
| - | Terminal 30g relay actuation (K40/11kF) |
| - | SCRCM exhaust gas aftertreatment relay actuation (K40/11kG) |
| - | Terminal 15 for bodybuilder manufacturer relay actuation (K40/12kD) |
| - | Battery cutoff relay actuation (K57) |
| - | Actuation of left tail light and brake light (E3e4), right tail light and brake light (E4e4) (without code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left brake light (E3/1e4), right brake light (E4/1e4) (with code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of rear-end door additional brake lamp (E21/1) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)), additional brake lamp on tailgate (E21/2) (with code W65 (Tailgate) or W68 (EASY-PACK tailgate)), additional brake lamp on separately opening rear window (E21/3) (with code W64 (Separately opening rear window)). |
| - | Actuation of left tail light and brake light (E3e4), right tail light and brake light (E4e4) (without code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left LED tail light (E3/1e2), right LED tail light (E4/1e2) (with code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left license plate lamp (E19/1) (with code W64 (Separate), W65 (Tailgate), W68 (EASY-PACK tailgate)), right license plate lamp (E19/2) (with code W64 (Separate), W65 (Tailgate), W68 (EASY-PACK tailgate)), left rear-end door license plate lamp Actuation of left rear-end door license plate lamp (E19/3) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)), right rear-end door license plate lamp (E19/4) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)) |
| - | Actuation of left reversing light (E3e3), right reversing light (E4e3) (without code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left reversing light (E3/1e3), right reversing light (E4/1e3) (with code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) |
| - | Actuation of left rear turn signal light (E3e1), right rear turn signal light (E4e1) (without code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left rear turn signal light (E3/1e1), right rear turn signal light (E4/1e1) (with code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) |
| - | Actuation of left rear fog light (E3e5), right rear fog light (E4e5) (without code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) Actuation of left rear fog light (E3/1e5), right rear fog light (E4/1e5) (with code LG4 (Tail lights, brake lights and turn signal lights in LED technology)) |
| - | Ambient lighting relay actuation (K128) |
| - | Supply of "terminal 15R" for Supplemental Restraint System (SRS) control unit (N2/5) |
| - | Left license plate lamp power supply (E19/1) (with code W64 (Separate), W65 (Tailgate), W68 (EASY-PACK tailgate)), right license plate lamp (E19/2) (with code W64 (Separate), W65 (Tailgate), W68 (EASY-PACK tailgate)), left rear-end door license plate lamp Power supply for left rear-end door license plate lamp (E19/3) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)), right rear-end door license plate lamp (E19/4) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)) |
| - | Power supply for rear-end door additional brake lamp (E21/1) (with code W50 (Two-wing rear-end door, 180 degrees without window) or W54 (Two-wing rear-end door, 270 degrees)), tailgate additional brake lamp (E21/2) (with code W65 (Tailgate) or W68 (EASY-PACK tailgate)), additional brake lamp on separately opening rear window (E21/3) (with code W64 (Separately opening rear window)). |
| - | Signal, left manual sliding door central locking system actuator (M14/40), right manual sliding door central locking system actuator (M14/41) |
| Signal, left manual sliding door central locking system main lock switch (S51), right manual sliding door central locking system main lock switch (S51/1) | - |
| Parking brake indicator switch signal (S12) | - |
| LIN B8 (LIN for climate control) | LIN B8 (LIN for climate control) |
| Signal of left footwell air outlet temperature sensor (B73), right footwell air outlet temperature sensor (B74) | - |
| Signal of reversing lamp switch (S16/2) | - |
| - | Supply of "terminal 15" left rear Blind Spot Assist radar sensor (B161/3), right rear Blind Spot Assist radar sensor (B161/4) |
| - | - |
| - | Rear window heater relay actuation (K40/11kD) |
| LIN B28 (Heater LIN) | LIN B28 (Heater LIN) |
| LIN B13 (Roof LIN) | LIN B13 (Roof LIN) |
| Crash signal, Supplemental Restraint System (SRS) control unit (N2/5) | - |
| - | Power supply for left B-pillar footwell lamp (E17/72), right B-pillar footwell lamp (E17/73) |
| - | Power supply for left C-pillar footwell lamp (E17/74), right C-pillar footwell lamp (E17/75) |
| - | Power supply for illuminated door sill panel, left sliding door (E28/2), illuminated door sill panel, right sliding door (E28/3) |
| - | Power supply for front left illuminated door sill panel (E28/4), front right illuminated door sill panel (E28/5) |
| - | Power supply for front left footwell lamp (E17/16), front right footwell lamp (E17/15) |
| - | Power supply for left trunk lamp (E18/3), center trunk lamp (E18/1) |
| Signal, right rear-end door rotary tumbler switch (S49/6), left rear-end door rotary tumbler switch (S49/7) | - |
| - | Sliding doors central locking system actuation |
| Signal, left manual sliding door central locking system main lock switch (S51), right manual sliding door central locking system main lock switch (S51/1) | - |
| - | Tailgate opening assist motor power supply (M14/7) |
| Open tailgate switch signal, external operation (S52) | - |
| - | Actuation of rear reversing camera/360° camera actuator motor (B84/36) |
| Signal of rear reversing camera/360° camera actuator motor (B84/36) | - |
| - | Ground connection, open tailgate switch, external operation (S52), rear reversing camera/360° camera (B84/36) |
| - | Actuation of opening assist of separately opening rear window (M14/46) |
| Signal for opening assist of separately opening rear window (M14/46) | - |
| Signal for open switch for separately opening rear window, external operation (S52/1) | - |
| Signal for left rear brake lining wear sensor (S10/3), right rear brake lining wear sensor (S10/4) | - |
| Signal for control unit, additional turn signal module (N9/1) | - |
| - | Supply for 5 V illumination switch (S1) |
| - | Supply for "terminal 15" illumination switch (S1) |
| - | - |
| Signals for illumination switch (S1) | - |
| Supply for "terminal 58d" illumination switch (S1) | - |
| - | Supply for "terminal 58d" illumination switch (S1) |
| Hazard warning switch signal | - |
| - | Hazard warning switch illumination actuation |
| LIN B8-1 (A/C control LIN) | LIN B8-1 (A/C control LIN) |
| - | Interior temperature sensor ground connection (B10/4) |
| - | Interior temperature sensor power supply (B10/4) |
| Interior temperature sensor signal (B10/4) | - |
| Signal, evaporator temperature sensor (B10/6) | - |
| - | Ground connection, evaporator temperature sensor (B10/6) |
| - | Power supply, fresh/recirculated air flap actuator motor (M2/5) |
| - | Ground connection, fresh/recirculated air flap actuator motor (M2/5) |
| LIN 1 (instrument panel LIN) | LIN 1 (instrument panel LIN) |
| - | Power supply for glove compartment switch lighting (S206), glove compartment lamp (E13/1) |
The following input factors and initial parameters are read in or output via direct lines by the signal acquisition and actuation module (SAM) control unit (N10/1) via slots MR1, MR2 and STERN:
| Input factors over a direct line | Initial parameters over a direct line |
|---|---|
| Terminal 30t | - |
| Terminal 31 | - |
| Terminal 15 | - |
| - | Actuation, left front turn signal light (E1e5), right front turn signal light (E2e5) (without code L45 (MULTIBEAM LED with Highbeam Assist Plus)) Actuation, left front turn signal light (E1/1e5), right front turn signal light (E2/1e5) (with code L45 (MULTIBEAM LED with Highbeam Assist Plus)) |
| - | Supply for "Terminal 56b" for left front lamp unit (E1), right front lamp unit (E2) (without code L45 (MULTIBEAM LED with Highbeam Assist Plus)) Supply for "Terminal 56b" for left front LED lamp unit (E1/1), right front LED lamp unit (E2/1) (with code L45 (MULTIBEAM LED with Highbeam Assist Plus)) |
| - | Supply for "Terminal 56a" for left front lamp unit (E1), right front lamp unit (E2) (without code L45 (MULTIBEAM LED with Highbeam Assist Plus)) Supply for "Terminal 56a" for left front LED lamp unit (E1/1), right front LED lamp unit (E2/1) (with code L45 (MULTIBEAM LED with Highbeam Assist Plus)) |
| - | Actuation of left parking lights, standing lights and daytime running lights (E1e7), right parking lights, standing lights and daytime running lights (E2e7) (without code L45 (MULTIBEAM LED with Highbeam Assist Plus)) Actuation of inner left position light and daytime running lights (E1/1e28), outer left position light and daytime running lights (E1/1e29), inner right position light and daytime running lights (E2/1e28), outer right position light and daytime running lights (E2/1e29) (with code L45 (MULTIBEAM LED with Highbeam Assist Plus)) |
| Brake fluid level switch (S11) signal | - |
| - | Brake fluid level switch ground connection (S11) |
| Outside temperature sensor signal (B14) | - |
| - | Outside temperature sensor ground connection (B14) |
| Signal, windshield washer system water level indicator switch (S42) | - |
| - | Ground connection, windshield washer system water level indicator switch (S42) |
| Signal, coolant level indicator switch (S41) | - |
| - | Ground connection, coolant level indicator switch (S41) |
| Hood switch signal (S62/51) | - |
| - | Wiper speed 1/2 relay actuation (K40/10kK) |
| - | Actuation, relay, windshield wiper on/off (K40/10kL) |
| - | Wiper motor "terminal 31b" supply (M6/1) |
| - | Actuation, electrical water pump (M13/14) |
| - | Refrigerant pressure sensor ground connection (B12) |
| Refrigerant pressure sensor signal (B12) | - |
| - | Refrigerant pressure sensor power supply (B12) |
| - | Refrigerant compressor with magnetic clutch actuation (A9/10) |
| - | Refrigerant compressor with magnetic clutch power supply (A9/10) |
| - | Refrigerant compressor with magnetic clutch ground connection (A9/10) |
| - | High-voltage battery cooling evaporator cutoff valve power supply (Y19/18) |
| - | High-voltage battery cooling evaporator cutoff valve ground connection (Y19/18) |
| Capacitor temperature sensor signal (B94/36) | - |
| - | Capacitor temperature sensor ground connection (B94/36) |
| - | Rear end heating/air conditioning air recirculation unit power supply (A32/4) |
| - | Rear end heating/air conditioning air recirculation unit ground connection (A32/4) |
| Rear end heating/air conditioning air recirculation unit signal (A32/4) | - |
| - | Rear end heating/air conditioning air recirculation unit actuation (A32/4) |
| LIN B8-1 (A/C control LIN) | LIN B8-1 (A/C control LIN) |
| - | Terminal 15 relay actuation (K40/10kR) |
| "Terminal 54" supply from Electronic Stability Program (ESP) control unit (N30/4) | - |
| - | Right horn actuation (H2) |
| - | Windshield washer system pump supply (M5/4) |
| Right front brake wear sensor signal (S10/2) | - |
| - | Battery disconnect switch relay actuation (F1k1) |
| - | Battery disconnect switch relay ground connection (F1k1) |
| - | Supply for "Terminal 15" trailer recognition control unit (AAG) (N28/1) |
| - | Supply for "Terminal 54" trailer recognition control unit (AAG) (N28/1) |
Input factors and initial parameters for the following control units are sent or received by the signal acquisition and actuation module (SAM) control unit (N10/1) via the interior CAN (CANB):
| Input parameters and initial parameters via interior CAN (CANB) | Additional information |
|---|---|
| 48 V battery module (A66) | With code M56 (48V technology) |
| Anti-theft alarm system (ATA) control unit (N26/6) | With code FY1 (Anti-theft protection package) |
| Parameterizable special module (PSM) control unit (N26/16) | With code ED5 (Parameterizable special module) With code JO3 (OLU Connect Unit) With code ZK0 (EASY UP pop-up roof, electric) With code ZK0 (Electrohydraulic pop-up roof) With code ZK7 (MARCO POLO equipment line) |
| Trailer recognition control unit (AAG) (N28/1) | With code E57 (Electrics for trailer socket) With code Q22 (Non-removable ball head trailer coupling) With code Q50 (Removable ball head trailer coupling) |
| Driver seat adjustment control unit with memory (N32/5) | With code SF1 (Electrically adjustable driver's seat) |
| Front passenger seat adjustment control unit with memory (N32/6) | With code SF2 (Electrically adjustable front passenger seat) |
| Left 1st rear seat row seat heating/ventilation control unit (N32/12) | With code H05 (Rear seat climate control, 1st seat row) With code U90 (Left 1st seat row luxury seat) |
| Right 1st rear seat row seat heating/ventilation control unit (N32/13) | With code H05 (Rear seat climate control, 1st seat row) With code U91 (Right 1st seat row luxury seat) |
| Left 2nd rear seat row seat heating/ventilation control unit (N32/14) | With code H07 (Rear seat climate control, 2nd seat row) With code U96 (Luxury seat, 2nd seat row, left) |
| Right 2nd rear seat row seat heating/ventilation control unit (N32/15) | With code H07 (Rear seat climate control, 2nd seat row) With code U97 (Luxury seat, 2nd seat row, right) |
| Left front door control unit (N69/3) | - |
| Right front door control unit (N69/4) | - |
| Left sliding door control unit (E-LSTL) (N69/7) | With code T56 (Electrical actuator for left sliding door) |
| Right sliding door control unit (E-LSTR) (N69/9) | With code T55 (Electric operation for right sliding door) |
| Overhead control panel control unit (OCP) (N70) | With code D34 (Panoramic sliding sunroof) With code LC4 (Comfort overhead control panel) With code FY1 (Anti-theft protection package) |
| Electronic ignition lock (EZS) control unit (N73/8) | - |
| Panoramic sliding sunroof (PSD) control unit (N98) | With code D34 (Panoramic sliding sunroof) |
| Ambient lighting control unit (N162/1) | Model 447.8 With code LE3 (Ambient lighting with 64 colors in cockpit and rear passenger compartment), With code LE4 (Ambient lighting with 64 colors in cockpit) With code LE5 (Ambient lighting with 64 colors in Marco Polo, complete) |
| Rear seat monitoring control unit (N191) | - |
Ground connection
The ground connection for "terminal 31" is implemented via the right vehicle interior firewall ground point (W43/2) on left-hand drive vehicles.
The ground connection for "terminal 31" is implemented via the left vehicle interior firewall ground point (W43/6) on right-hand drive vehicles.
Power supply
The power supply for "terminal 30t" is implemented via the firewall fuse and relay module (K40/11).