(Function Schematic For User Interface - PE54.30-P-2505-97D)
Model 213, 238, 257, 290 as of model year 2021
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Central locking, status | 26E |
| 1 | Central locking, status | 26B |
| 2 | Door rotary tumbler switch, status | 25E |
| 2 | Door rotary tumbler switch, status | 18D |
| 2 | Door rotary tumbler switch, status | 25B |
| 3 | Circuit 15, status | 25E |
| 4 | Display ON/OFF, request | 34H |
| 4 | Display ON/OFF, request | 29F |
| 5 | Display settings, request | 34H |
| 5 | Display settings, request | 28E |
| 6 | Image data, signal | 34F |
| 6 | Image data, signal | 34B |
| 7 | Operation, signal | 18C |
| 7 | Operation, signal | 25E |
| 7 | Operation, signal | 18A |
| 7 | Operation, signal | 12A |
| 7 | Operation, signal | 7A |
| 7 | Operation, signal | 26L |
| 7 | Operation, signal | 26H |
| 7 | Operation, signal | 24B |
| 7 | Operation, signal | 11J |
| 7 | Operation, signal | 11H |
| 8 | Instrument cluster message, request | 24B |
| A105 | Touchpad | 12J |
| A26/17 | Head unit | 27H |
| A40/16 | Head unit/instrument cluster display cluster | 37F |
| A40/9 | Audio/COMAND control panel | 12G |
| B25/20 | Driver hands-free system microphone | 2L |
| B25/21 | Front passenger hands-free system microphone | 2L |
| CAN A | Telematics CAN | 18H |
| CAN A | Telematics CAN | 24H |
| CAN A | Telematics CAN | 32H |
| CAN B | Interior CAN | 15C |
| CAN B | Interior CAN | 7C |
| CAN B | Interior CAN | 7E |
| CAN B | Interior CAN | 15E |
| CAN HMI2 | User interface CAN 2 | 24C |
| CAN HMI2 | User interface CAN 2 | 24F |
| CAN HMI2 | User interface CAN 2 | 28E |
| CAN LR | CAN for steering wheel | 11B |
| CAN LR1 | CAN for steering wheel gearshift buttons | 6B |
| Code 446 | Touchpad only | 1H |
| Code 446 | Touchpad only | 2G |
| Code 448 | Touchpad | 1G |
| Flex E | Chassis FlexRay | 17B |
| HSVL | High-speed video link | 32F |
| HSVL | High-speed video link | 32B |
| LIN A3 | LCP LIN | 10J |
| LIN A3 | LCP LIN | 10G |
| N133/1 | Instrument cluster control unit | 27C |
| N135 | Steering wheel electronics | 8B |
| N58/1 | Climate control operating unit | 3D |
| N69/1 | Left front door control unit | 3E |
| N72/1 | Upper control panel control unit | 4G |
| N72/1 | Upper control panel control unit | 4J |
| N73 | Electronic ignition switch control unit | 20E |
| N80 | Steering column module control unit | 14B |
| S163/1 | Instrument cluster multifunction steering wheel button group | 2A |
| S163/2 | Head unit multifunction steering wheel button group | 4A |
| U2906 | Valid for model 290.6 | 1G |