Electrical Function Schematic For Cellular Phone - PE82.70-P-2051-97FBA
WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205 up to model year 2019
Model 253 (except 253.99) up to model year 2020
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Telephone, signal | 12B |
| 1 | Telephone, signal | 16E |
| 1 | Telephone, signal | 6B |
| 1 | Telephone, signal | 6C |
| 1 | Telephone, signal | 7C |
| 1 | Telephone, signal | 7A |
| 1 | Telephone, signal | 2G |
| 1 | Telephone, signal | 2H |
| 1 | Telephone, signal | 3F |
| 1 | Telephone, signal | 5F |
| 1 | Telephone, signal | 3B |
| 1 | Telephone, signal | 4B |
| 1 | Telephone, signal | 2C |
| 1 | Telephone, signal | 2E |
| 1 | Telephone, signal | 6G |
| 1 | Telephone, signal | 7G |
| 1 | Telephone, signal | 10K |
| 1 | Telephone, signal | 10H |
| 1 | Telephone, signal | 13H |
| 1 | Telephone, signal | 13K |
| 10 | Sound system amplifier, actuation | 17J |
| 11 | Address data, signal | 16G |
| 11 | Address data, signal | 17H |
| 12 | Mute function, signal | 18J |
| 2 | Internet, signal | 13B |
| 2 | Internet, signal | 16E |
| 2 | Internet, signal | 6B |
| 2 | Internet, signal | 6C |
| 2 | Internet, signal | 7D |
| 2 | Internet, signal | 7B |
| 2 | Internet, signal | 2G |
| 2 | Internet, signal | 2H |
| 2 | Internet, signal | 3F |
| 2 | Internet, signal | 5F |
| 2 | Internet, signal | 3C |
| 2 | Internet, signal | 4C |
| 2 | Internet, signal | 2C |
| 2 | Internet, signal | 2E |
| 2 | Internet, signal | 7G |
| 2 | Internet, signal | 8G |
| 2 | Internet, signal | 10J |
| 2 | Internet, signal | 10L |
| 2 | Internet, signal | 13L |
| 2 | Internet, signal | 13J |
| 3 | Multifunction steering wheel button group, signal | 19E |
| 3 | Multifunction steering wheel button group, signal | 25D |
| 3 | Multifunction steering wheel button group, signal | 31D |
| 3 | Multifunction steering wheel button group, signal | 38H |
| 3 | Multifunction steering wheel button group, signal | 38E |
| 4 | Operation, signal | 19G |
| 4 | Operation, signal | 18E |
| 4 | Operation, signal | 26J |
| 5 | Voice input, signal | 16F |
| 6 | Switch-on request, signal | 9F |
| 6 | Switch-on request, signal | 3J |
| 6 | Switch-on request, signal | 21J |
| 7 | Bluetooth®, signal | 9B |
| 8 | Low voltage differential signal video signal data transfer, signal | 22J |
| 9 | Instrument cluster, message | 22D |
| A1 | Instrument cluster | 24C |
| A105 | Touchpad | 18B |
| A2/102 | Left telephone antenna | 8A |
| A2/103 | Right telephone antenna | 8C |
| A2/109 | Telephone antenna splitter | 5B |
| A2/155 | Telephone and stationary heater antenna changeover switch | 2B |
| A2/91 | Bluetooth® antenna | IIB |
| A26/17 | Head unit | 17E |
| A28/15 | Cellular telephone system antenna amplifier/compensator | 2F |
| A34/1 | Telephone module with Bluetooth® (SAP profile) | 7F |
| A34/15 | Mobile phone holder | 2J |
| A34/17 | Universal smartphone cradle | 2K |
| A40/8 | Audio/COMAND® display | 21K |
| A40/9 | Audio/COMAND® control panel | 24J |
| A40/9s11 | Audio/COMAND® controller | 24J |
| A40/9s2 | "Back" button | 24J |
| A67b1 | Hands-free system microphone | 11D |
| A90/5 | Multimedia connection unit | 11H |
| CAN A | Telematics CAN | 20H |
| CAN A | Telematics CAN | 21F |
| CAN A | Telematics CAN | 17D |
| CAN HMI | User interface CAN | 20D |
| CAN HMI | User interface CAN | 27D |
| Code 379 | Telephone module with Bluetooth® (SAP profile) | 6E |
| Code 386 | Comfort telephony | 1A |
| Code 448 | Touchpad | 16B |
| Code 494 | USA version | 16B |
| Code 498 | Japan version | 16B |
| Code 522 | Audio 20 radio | 16A |
| Code 531 | COMAND® APS | 16A |
| Code 810 | Sound system | 16K |
| Flex E | Chassis FlexRay | 32D |
| Flex E | Chassis FlexRay | 35D |
| LIN A3 | LCP LIN | 28K |
| LIN A3 | LCP LIN | 28J |
| LIN E1 | Steering LIN | 39F |
| LVDS | Low voltage differential signal | 20G |
| MOST | Media Oriented System Transport | 17H |
| N135 | Steering wheel electronics | 39H |
| N40/3 | Sound system amplifier control unit | 17K |
| N72/1 | Upper control panel control unit | 29F |
| N72/4 | Left lower control panel | 33H |
| N72/4s7 | Volume control button | 32H |
| N72/4s8 | "ON" button | 32J |
| N72/5 | Right lower control panel | 36H |
| N72/5s1 | Volume adjustment button | 36H |
| N72/5s2 | "ON" button | 36J |
| N73 | Electronic ignition switch control unit | 29C |
| N80 | Steering column module control unit | 39C |
| S110 | Left multifunction steering wheel button group | 38J |
| S111 | Right multifunction steering wheel button group | 39J |
| U24 | Valid for manual transmission | 32G |
| U25 | Valid for automatic transmission | 35G |
| X115 | USB electrical connectors | 11K |
| X115x1 | USB electrical connector 1 | 12L |
| X115x2 | USB electrical connector 2 | 12L |
| X237/1 | Mobile phone contact plate | 7F |
| X237/1 | Mobile phone contact plate | 2K |