Attention Assist electrical function schematic - PE54.71-P-2054-97DAB
MODEL 212 as of model year 2014
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Engine running, signal | 11H |
| 10 | GPS, signal | 4H |
| 11 | Time, signal | 11H |
| 11 | Time, signal | 11B |
| 12 | Dusk setting, signal | 12H |
| 12 | Dusk setting, signal | 12C |
| 13 | Steering angle sensor, signal | 22J |
| 14 | Steering angle, signal | 11K |
| 15 | Yaw rate, lateral and longitudinal acceleration sensor, signal | 7H |
| 16 | Operation, signal | 9D |
| 16 | Operation, signal | 12G |
| 17 | CRUISE CONTROL lever, signal | 20H |
| 17 | CRUISE CONTROL lever, signal | 11K |
| 18 | Steering column adjustment switch, status | 21J |
| 18 | Steering column adjustment switch, status | 12K |
| 19 | Combination switch, status | 20J |
| 19 | Combination switch, status | 12K |
| 2 | Drivetrain operational, signal | 11H |
| 20 | Hands-Off-Detection, status | 12G |
| 20 | Hands-Off-Detection, status | 10C |
| 3 | Attention assist status | 11H |
| 3 | Attention assist status | 11B |
| 4 | Instrument cluster message, request | 12E |
| 4 | Instrument cluster message, request | 14B |
| 5 | Warning message issue, request | 13B |
| 5 | Warning message issue, request | 5D |
| 5 | Warning message issue, request | 12F |
| 6 | Warning tone, request | 12F |
| 6 | Warning tone, request | 13B |
| 7 | Display, actuation | 4C |
| 8 | Low voltage differential signal video signal data transfer, signal | 3C |
| 9 | Multifunction steering wheel button group, signal | 22G |
| 9 | Multifunction steering wheel button group, signal | 11K |
| 9 | Multifunction steering wheel button group, signal | 22D |
| 9 | Multifunction steering wheel button group, signal | 12D |
| 9 | Multifunction steering wheel button group, signal | 12B |
| A1 | Instrument cluster | 15A |
| A1h1 | Warning buzzer | 17A |
| A1p13 | Multifunction display | 16A |
| A2 | Radio | 2F |
| A2/30 | Navigation module | 2K |
| A2/30-1 | Cradle for navigation module | 4L |
| A40/3 | COMAND control unit | 5F |
| A40/8 | Audio/COMAND display | 3A |
| B24/15 | Yaw rate, lateral and longitudinal acceleration sensor | 5K |
| B38/2 | Rain/light sensor | 14C |
| CAN A | Telematics CAN | 3J |
| CAN A | Telematics CAN | 3D |
| CAN B | Interior CAN | 7D |
| CAN E1 | Chassis CAN 1 | 15J |
| CAN E1 | Chassis CAN 1 | 15J |
| CAN E1 | Chassis CAN 1 | 11G |
| CAN E1 | Chassis CAN 1 | 15D |
| CAN E2 | Chassis CAN 2 | 12B |
| CAN E2 | Chassis CAN 2 | 8C |
| CAN H | Vehicle dynamics CAN | 6J |
| Code 505 | Radio 20 NTG5, non-navigation-capable | 1E |
| Code 508 | Navigation module preinstallation | 3K |
| Code 509 | Navigation module | 3K |
| Code 509 | Navigation module | 1K |
| Code 510 | Audio 20 with CD changer | 1E |
| Code 512 | COMAND APS with DVD changer | 4E |
| Code 522 | Audio 20 radio | 1E |
| Code 523 | Audio 20 radio | 1E |
| Code 526 | COMAND with single DVD drive (without navigation) | 4E |
| Code 527 | COMAND APS (with navigation) | 4E |
| Code 528 | COMAND with DVD changer | 4E |
| Code 531 | COMAND APS | 4F |
| LIN 2 | Wiper/inside rearview mirror LIN | 13C |
| LIN E1 | Steering LIN | 22F |
| LVDS | Low voltage differential signal | 2D |
| N10/1 | Front SAM control unit with fuse and relay module | 11C |
| N135 | Steering wheel electronics | 22D |
| N3/10 | ME-SFI [ME] control unit | 17E |
| N3/9 | CDI control unit | 14E |
| N30/4 | Electronic Stability Program control unit | 9G |
| N30/6 | Regenerative braking system control unit | 9J |
| N30/7 | Premium Electronic Stability Program control unit | 9G |
| N49 | Steering angle sensor | 23J |
| N68 | Electrical power steering control unit | 7A |
| N80 | Steering column module control unit | 21H |
| S110 | Left multifunction steering wheel button group | 21A |
| S110s6 | OK button | 21A |
| S111 | Right multifunction steering wheel button group | 23A |
| S4 | Combination switch | 19J |
| S40/4 | Cruise control lever | 19H |
| S59 | Steering column adjustment switch | 18K |
| S59/1 | Steering column adjustment and steering wheel heater switch | 18L |
| U165 | Valid for AMG | 8G |
| U74 | Valid for diesel engines | 14E |
| U744 | Valid for steering wheel heater | 17L |
| U745 | Not valid for steering wheel heater | 17K |
| U75 | Valid for gasoline engines | 16E |
| U974 | Not valid for full hybrid drive | 8F |
| U974 | Not valid for full hybrid drive | 8G |
| U978 | Valid for full hybrid drive | 8J |
| U986 | Not valid for AMG | 8G |