Electrical Function Diagram For Audio Mode, Function - PE82.60-P-2058-97XBA
Model 257, 290 up to model year 2021
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Operation, signal | 24F |
| 1 | Operation, signal | 27F |
| 1 | Operation, signal | 44C |
| 1 | Operation, signal | 46D |
| 1 | Operation, signal | 38C |
| 1 | Operation, signal | 36E |
| 1 | Operation, signal | 36J |
| 1 | Operation, signal | 27 H |
| 1 | Operation, signal | 47D |
| 1 | Operation, signal | 35E |
| 1 | Operation, signal | 24F |
| 1 | Operation, signal | 27F |
| 1 | Operation, signal | 44B |
| 10 | Audio, signal | 24H |
| 10 | Audio, signal | 20D |
| 10 | Audio, signal | 24G |
| 11 | Bluetooth® audio, communication | 18K |
| 11 | Bluetooth® audio, communication | 20J |
| 12 | Interference detection, signal | 20A |
| 12 | Interference detection, signal | 20B |
| 13 | Sound system amplifier, actuation | 13J |
| 13 | Sound system amplifier, actuation | 16C |
| 13 | Sound system amplifier, actuation | 9K |
| 14 | SDARS, signal | 20C |
| 2 | Multifunction steering wheel button group, signal | 3E |
| 2 | Multifunction steering wheel button group, signal | 6B |
| 2 | Multifunction steering wheel button group, signal | 3C |
| 2 | Multifunction steering wheel button group, signal | 20H |
| 3 | Voice input, signal | 19A |
| 4 | Switch-on request, signal | 27E |
| 5 | High-speed video link video signal data transfer, signal | 5C |
| 6 | DAB band III, signal | 13F |
| 6 | DAB band III, signal | 19F |
| 6 | DAB band III, signal | 12G |
| 6 | DAB band III, signal | 19G |
| 7 | Vehicle speed, signal | 24L |
| 8 | FM antenna, signal | 13J |
| 8 | FM antenna, signal | 20G |
| 9 | AM and FM antenna, signal | 13F |
| 9 | AM and FM antenna, signal | 20F |
| A1 | Instrument cluster | 29K |
| A105 | Touchpad | 33E |
| A105 | Touchpad | 36B |
| A2/105 | SDARS antenna | 15D |
| A2/108 | FM 2, DAB and TV antenna amplifier | 15G |
| A2/18 | FM, AM, CL, DAB and KEYLESS-GO antenna amplifier | 15F |
| A2/32 | Rear window antenna | 10G |
| A2/91 | Bluetooth® antenna | 17J |
| A26/17 | Head unit | 22F |
| A40/8 | Audio/COMAND display | 28C |
| A40/9 | Audio/COMAND control panel | 46B |
| A40/9s11 | Audio/COMAND control 1er | 47B |
| A40/9s2 | "Back" button | 47B |
| A90/5 | Multimedia connection unit | 17D |
| A90/5x1 | USB connector 1 | 16E |
| A90/5x2 | USB connector 2 | 18E |
| A90/7 | Rear passenger compartment multimedia connection | 29H |
| B25/20 | Driver hands-free system microphone | 17A |
| B25/21 | Front passenger hands-free system microphone | 17C |
| CAN A | Telematics CAN | 25F |
| CAN A | Telematics CAN | 25E |
| CAN A | Telematics CAN | 25B |
| CAN A | Telematics CAN | 25C |
| CAN A | Telematics CAN | 39B |
| CAN A | Telematics CAN | 43B |
| CAN DRVU | Drive Unit CAN | 37 J |
| CAN HMI | User interface CAN | 7D |
| CAN HMI | User interface CAN | 18H |
| CAN HMI | User interface CAN | 26K |
| CAN LR | Steering wheel CAN | 2D |
| Code 446 | Touchpad only | 34B |
| Code 448 | Touchpad | 31E |
| Code 531 | COMAND APS | 27H |
| Code 536 | SIRIUS satellite radio | 12C |
| Code 537 | Digital radio (DAB) | 11F |
| Code 537 | Digital radio (DAB) | 18F |
| Code 810 | Sound system | 10J |
| Code 811 | Advanced sound system | 12A |
| Code 896 | Vehicle access and drive authorization via mobile phone | 27F |
| Code 897 | Wireless mobile phone charging | 27F |
| Code 899 | Wireless phone charging at front and antenna | 27G |
| Flex E | Chassis FlexRay | 4B |
| HSVL | High-speed video I ink | 25D |
| LIN A3 | LCP LIN | 39C |
| LIN A3 | LCP LIN | 43C |
| LIN A3 | LCP LIN | 41F |
| LIN A3 | LCP LIN | 46E |
| LIN A3 | LCP LIN | 46E |
| LIN A3 | LCP LIN | 37L |
| LIN A3 | LCP LIN | 35F |
| MOST | Media Oriented System Transport | 18B |
| MOST | Media Oriented System Transport | 18K |
| MOST | Media Oriented System Transport | 14L |
| N135 | Steering wheel electronics | 2E |
| N145/1 | Drive unit control unit | 34H |
| N40/2 | Sound system midline amplifier control unit | 6K |
| N40/3 | Sound system amplifier control unit | 11J |
| N40/7 | Advanced sound system amplifier control unit | 14A |
| N72/1 | Upper control panel control unit | 41C |
| N72/5 | Right lower control panel | 45H |
| N72/5 | Right lower control panel | 40H |
| N72/5s1 | Volume adjustment button | 44H |
| N72/5s1 | Volume adjustment button | 42H |
| N72/5s2 | Head unit ON button | 44J |
| N73 | Electronic ignition switch control unit | 7A |
| N80 | Steering column module control unit | 2A |
| S163/2 | Head unit multifunction steering wheel button group | 3F |
| S163/2s16 | Volume adjustment switch | 3F |
| U1056 | Valid except code 446 (Touchpad only) | 45A |
| U165 | Valid for AMG | 4K |
| U2573 | Valid for model 257.3 | 44H |
| U2573 | Valid for model 257.3 | 4K |
| U2906 | Valid for model 290. 6 | 32H |
| U2906 | Valid for model 290. 6 | 39H |
| U2906 | Valid for model 290. 6 | 27H |
| U2906 | Valid for model 290. 6 | 4K |
| U296 | Not valid for expanded sound system | 4J |
| U500 | Not valid for sound system | 4J |
| X115/5 | Front center console USB connector | 29F |