Cockpit Management And Data System (COMAND) Control Unit Wiring Diagram - PE82.85-P-2101-97FBA
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2023 Mercedes-Benz C43 AMG, 2022 Mercedes-Benz C43 AMG, 2021 Mercedes-Benz C43 AMG, 2020 Mercedes-Benz C43 AMG, and 2019 Mercedes-Benz C43 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Model 205 up to model year 2019 with code 520 (Audio 20 USB) with code 522 (Audio 20 radio) with code 531 (COMAND APS) Control unit A26/17 Model 253 (except 253.99) up to model year 2020 with code 520 (Audio 20 USB) with code 522 (Audio 20 radio) with code 531 (COMAND APS) Control unit A26/17
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 153L |
| A2/108 | FM 2 and DAB band III antenna amplifier | 126L |
| A2/131 | FM 2, DAB and TV 1 antenna amplifier | 129L |
| A2/18 | FM 1, AM, CL [ZV] and KEYLESS GO antenna amplifier | 131L |
| A2/23 | GPS antenna | 133L |
| A2/37 | Vehicle Information and Communication System (VICS) control unit | 122L |
| A2/5 | Global positioning system antenna splitter | 133L |
| A2/83 | WLAN antenna | 33L |
| A2/91 | Bluetooth® antenna | 135L |
| A2/94 | DSRC antenna | 21L |
| A26/17 | Head unit | 4A |
| A26/17 | Head unit | 12A |
| A26/17 | Head unit | 20A |
| A26/17 | Head unit | 28A |
| A26/17 | Head unit | 36A |
| A26/17 | Head unit | 44A |
| A26/17 | Head unit | 52A |
| A26/17 | Head unit | 58A |
| A26/17 | Head unit | 68A |
| A26/17 | Head unit | 76A |
| A26/17 | Head unit | 84A |
| A26/17 | Head unit | 92A |
| A26/17 | Head unit | 100A |
| A26/17 | Head unit | 108A |
| A26/17 | Head unit | 116A |
| A26/17 | Head unit | 124A |
| A26/17 | Head unit | 132A |
| A26/17 | Head unit | 139A |
| A26/17 | Head unit | 148A |
| A26/17f1 | Electrical fuse, head unit | 3B |
| A40/8 | Audio/COMAND display | 118L |
| A50/6 | Dedicated Short-Range Communications control unit | 16L |
| A67 | Inside rearview mirror | 67L |
| A67b1 | Hands-free system microphone | 65L |
| A67x1 | Inside rearview mirror electrical connector 1 | 64G |
| A90/4 | Tuner unit | 145L |
| A90/5 | Multimedia connection unit | 139L |
| B84/3 | Backup camera | 103L |
| B84/3x2 | Reversing camera electrical connector 2 | 102J |
| CAN A | Telematics CAN | 111K |
| CAN HMI | User interface CAN | 108K |
| Code 218 | Backup camera | 100E |
| Code 218 | Backup camera | 104E |
| Code 218 | Backup camera | 104E |
| Code 348 | Emergency call/assistance system | 82D |
| Code 350 | Ecall Europe emergency call system | 73D |
| Code 350 | Ecall Europe emergency call system | 86D |
| Code 360 | HERMES UMTS | 27E |
| Code 362 | HERMES LTE | 27E |
| Code 362 | HERMES LTE | 77D |
| Code 386 | Comfort telephone | 70D |
| Code 498 | Japan version | 8D |
| Code 498 | Japan version | 121D |
| Code 501 | 360 degree camera | 95D |
| Code 531 | COMAND APS | 22D |
| Code 531 | COMAND APS | 27D |
| Code 810 | Sound system | 37D |
| Code 810 | Sound system | 48D |
| Code 810 | Sound system | 91E |
| Code 865 | TV tuner | 142D |
| Code B54 | Live Traffic Information | 22E |
| Code B54 | Live Traffic Information | 27E |
| Code E64 | ECALL RUSSIA (GLONASS) | 91D |
| Code F205 | MODEL SERIES 205 | 37D |
| Code F205 | MODEL SERIES 205 | 48D |
| Code F205 | MODEL SERIES 205 | 100D |
| Code F205 | MODEL SERIES 205 | 103D |
| Code F205 | MODEL SERIES 205 | 124E |
| Code F205 | MODEL SERIES 205 | 127E |
| Code F253 | MODEL SERIES 253 | 37E |
| Code F253 | MODEL SERIES 253 | 125E |
| Code F253 | MODEL SERIES 253 | 103E |
| Code F253 | MODEL SERIES 253 | 127E |
| Code FA | CABRIOLET | 48E |
| Code FA | CABRIOLET | 100E |
| Code FA | CABRIOLET | 104E |
| Code FC | COUPE | 48E |
| Code FS | STATION WAGON | 37E |
| Code FS | STATION WAGON | 125E |
| Code FS | STATION WAGON | 127E |
| Code FV | LONG SEDAN | 37E |
| Code FW | SEDAN | 37E |
| Code L | LEFT-HAND DRIVE | 15G |
| Code L | LEFT-HAND DRIVE | 40E |
| Code L | LEFT-HAND DRIVE | 51E |
| Code L | LEFT-HAND DRIVE | 64D |
| Code R | RIGHT-HAND DRIVE | 15G |
| Code R | RIGHT-HAND DRIVE | 40E |
| Code R | RIGHT-HAND DRIVE | 51E |
| Code R | RIGHT-HAND DRIVE | 66D |
| F1/3 | Passenger-side A-pillar fuse box | 4L |
| F1/3f321 | Fuse 321 | 7K |
| F1/3f322 | Fuse 322 | 2K |
| H4/102 | Left rear sidewall cover midrange speaker | 56L |
| H4/103 | Right rear sidewall cover midrange speaker | 58L |
| H4/42 | Left footwell woofer | 41L |
| H4/42 | Left footwell woofer | 52L |
| H4/43 | Right footwell woofer | 41L |
| H4/43 | Right footwell woofer | 52L |
| H4/72 | Left front door midrange speaker | 39L |
| H4/72 | Left front door midrange speaker | 50L |
| H4/73 | Right front door midrange speaker | 43L |
| H4/73 | Right front door midrange speaker | 54L |
| H4/80 | Left rear door/side paneling midrange speaker | 45L |
| H4/81 | Right rear door/side paneling midrange speaker | 47L |
| K40/6 | Driver-side fuse and relay module | 10L |
| K40/6f217 | Fuse 217 | 9L |
| N112/1 | Telematics services communication module | 25L |
| N112/1 | Telematics services communication module | 75L |
| N112/1 | Telematics services communication module | 89L |
| N112/9 | HERMES control unit | 29L |
| N112/9 | HERMES control unit | 79L |
| N123/4 | Emergency call system control unit | 84L |
| N148 | 360° camera control unit | 97L |
| N167 | E-Call Russia (GLONASS) control unit | 93L |
| N167x1 | E-Call Russia (GLONASS) control unit electrical connector 1 | 92K |
| N40/1 | Engine sound control unit | 61L |
| U165 | Valid for AMG | 59A |
| U936 | Valid for increased engine power | 59A |
| W12/1 | Right center console ground point | 4H |
| W34 | Left footwell ground point | 6H |
| W34 | Left footwell ground point | 15H |
| W34/3 | Right footwell ground point | 15G |
| X11/4 | Diagnostic connector | 115L |
| X115 | USB electrical connectors | 139L |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 2F |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 14H |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 85H |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 88H |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 92H |
| X30/20 | User interface CAN (CAN HMI) potential distributor electrical connector | 108L |
| X30/35 | Telematics CAN (CAN A) potential distributor electrical connector | 111L |
| X35/1 | Driver door electrical connector | 38H |
| X35/1 | Driver door electrical connector | 49H |
| X35/2 | Front passenger door electrical connector | 42H |
| X35/2 | Front passenger door electrical connector | 54H |
| X35/3 | Left rear door electrical connector | 44H |
| X35/4 | Right rear door electrical connector | 46H |
| X8/4 | Trunk lid/liftgate electrical connector | 101F |