Electrical Function Schematic For Cellular Phone - PE82.70-P-2051-97XBA
Model 257 up to model year 2021
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Telephone, signal | 21H |
| 1 | Telephone, signal | 29H |
| 1 | Telephone, signal | 8G |
| 1 | Telephone, signal | 4D |
| 1 | Telephone, signal | 4E |
| 1 | Telephone, signal | 2E |
| 1 | Telephone, signal | 2D |
| 1 | Telephone, signal | 10J |
| 1 | Telephone, signal | 12K |
| 1 | Telephone, signal | 3G |
| 10 | Sound system amplifier, actuation | 35H |
| 10 | Sound system amplifier, actuation | 27D |
| 10 | Sound system amplifier, actuation | 23F |
| 11 | Address data, signal | 29G |
| 11 | Address data, signal | 33G |
| 11 | Address data, signal | 33F |
| 12 | Mute function, signal | 27D |
| 12 | Mute function, signal | 23F |
| 12 | Mute function, signal | 36J |
| 13 | Near Field Communication, signal | 3L |
| 13 | Near Field Communication, signal | 11J |
| 14 | Connection established, signal | 6L |
| 14 | Connection established, signal | 12L |
| 14 | Connection established, signal | 16K |
| 14 | Connection established, signal | 29K |
| 2 | Internet, signal | 8G |
| 2 | Internet, signal | 4E |
| 2 | Internet, signal | 4D |
| 2 | Internet, signal | 2E |
| 2 | Internet, signal | 2D |
| 2 | Internet, signal | 10J |
| 2 | Internet, signal | 12K |
| 2 | Internet, signal | 4G |
| 3 | Multifunction steering wheel button group, signal | 29B |
| 3 | Multifunction steering wheel button group, signal | 18B |
| 3 | Multifunction steering wheel button group, signal | 9B |
| 3 | Multifunction steering wheel button group, signal | 13B |
| 4 | Operation, signal | 33K |
| 4 | Operation, signal | 43K |
| 4 | Operation, signal | 43J |
| 4 | Operation, signal | 43B |
| 4 | Operation, signal | 43B |
| 4 | Operation, signal | 33F |
| 5 | Voice input, signal | 29F |
| 6 | Switch-on request, signal | 16J |
| 6 | Switch-on request, signal | 36D |
| 7 | Bluetooth®, signal | 18G |
| 8 | High-speed video link video signal data transfer, signal | 36C |
| 9 | Instrument cluster, message | 26J |
| A1 | Instrument cluster | 25J |
| A105 | Touchpad | 41D |
| A105 | Touchpad | 41A |
| A2/102 | Left telephone antenna | 4C |
| A2/103 | Right telephone antenna | 2C |
| A2/109 | Telephone antenna splitter | 3F |
| A2/156 | Near Field Communication antenna | 4K |
| A2/91 | Bluetooth® antenna | 20G |
| A26/17 | Head unit | 31F |
| A28/15 | Cellular telephone system antenna amplifier/compensator | 9H |
| A40/8 | Audio/COMAND display | 37C |
| A40/9 | Audio/COMAND control panel | 41J |
| A40/9s11 | Audio/COMAND controller | 41J |
| A40/9s2 | "Back" button | 41J |
| A90/5 | Multimedia connection unit | 37F |
| A90/5x1 | USB connector 1 | 37G |
| A90/5x2 | USB connector 2 | 38G |
| B25/20 | Driver hands-free system microphone | 26F |
| B25/21 | Front passenger hands-free system microphone | 26F |
| CAN A | Telematics CAN | 35E |
| CAN A | Telematics CAN | 35D |
| CAN A | Telematics CAN | 35B |
| CAN A | Telematics CAN | 35K |
| CAN A | Telematics CAN | 28L |
| CAN A | Telematics CAN | 20L |
| CAN HMI | User interface CAN | 21B |
| CAN HM1 | User interface CAN | 28B |
| CAN HM1 | User interface CAN | 28K |
| CAN LR | Steering wheel CAN | 11B |
| Code 446 | Touchpad only | 39A |
| Code 448 | Touchpad | 39D |
| Code 810 | Sound system | 36H |
| Code 811 | Advanced sound system | 24C |
| Code 896 | Vehicle access and drive authorization via mobile phone | 39F |
| Code 897 | Wireless mobile phone charging | 39G |
| Code 899 | Wireless phone charging at front and antenna | 1B |
| Code 899 | Wireless phone charging at front and antenna | 13J |
| Code 899 | Wireless phone charging at front and antenna | 39G |
| Code 899 | Wireless phone charging at front and antenna | 3J |
| Code 899 | Wireless phone charging at front and antenna | 8G |
| Flex E | Chassis FlexRay | 17B |
| HSVL | High-speed video link | 35C |
| LIN A3 | LCP LIN | 44K |
| LIN A3 | LCP LIN | 44J |
| LIN A3 | LCP LIN | 44B |
| LIN A3 | LCP LIN | 44B |
| MOST | Media Oriented System Transport | 28D |
| MOST | Media Oriented System Transport | 35J |
| MOST | Media Oriented System Transport | 26E |
| N123/8 | Mobile phone cradle control unit | 14J |
| N135 | Steering wheel electronics | 10B |
| N40/2 | Sound system midline amplifier control unit | 21E |
| N40/3 | Sound system amplifier control unit | 37H |
| N40/7 | Advanced sound system amplifier control unit | 25C |
| N72/1 | Upper control panel control unit | 45E |
| N72/5 | Right lower control panel | 49D |
| N72/5s1 | Volume adjustment button | 50E |
| N72/5s2 | Head unit ON button | 50F |
| N73 | Electronic ignition switch control unit | 19A |
| N80 | Steering column module control unit | 15A |
| S163/2 | Head unit multifunction steering wheel button group | 7C |
| S163/2s15 | Accept/terminate phone call switch | 7C |
| S163/2s16 | Volume adjustment switch | 7C |
| U1056 | Valid except code 446 (Touchpad only) | 39J |
| U165 | Valid for AMG | 19D |
| U2573 | Valid for model 257.3 | 19D |
| U296 | Not valid for expanded sound system | 20D |
| U500 | Not valid for sound system | 20E |
| X115/5 | Front center console USB connector | 41G |