Sound Amplifier Control Unit Wiring Diagram - PE82.62-P-2101-97SED
Model 217 up to model year 2018
with code 811 (High-End sound system)
except code 810 (Premium sound system)
Control unit N40/3
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 80L |
| A40/3 | COMAND control unit | 26L |
| Code 348 | Emergency call/assistance system | 16D |
| Code 350 | Ecall Europe emergency call system | 16D |
| Code 360 | HERMES UMTS | 16E |
| Code 6U4 | Mercedes-Benz E-Call Russia (GLONASS) emergency call system | 20D |
| Code B54 | Live Traffic Information | 16D |
| H4/100 | Left rear sidewall cover woofer | 36L |
| H4/101 | Right rear sidewall cover woofer | 40L |
| H4/102 | Left rear sidewall cover midrange speaker | 33L |
| H4/103 | Right rear sidewall cover midrange speaker | 37L |
| H4/104 | Left rear sidewall cover tweeter | 34L |
| H4/105 | Right rear sidewall cover tweeter | 39L |
| H4/108 | Center console tweeter | 57L |
| H4/109 | Center console midrange speaker | 58L |
| H4/110 | Overhead control panel tweeter | 29L |
| H4/38 | Rear woofer | 15L |
| H4/38x1 | Rear passenger compartment woofer electrical connector | 15G |
| H4/42 | Left footwell woofer | 31L |
| H4/43 | Right footwell woofer | 52L |
| H4/68 | Left front door tweeter | 45L |
| H4/69 | Right front door tweeter | 49L |
| H4/72 | Left front door midrange speaker | 42L |
| H4/73 | Right front door midrange speaker | 47L |
| H4/76 | Center instrument panel tweeter | 55L |
| H4/78 | Center instrument panel midrange speaker | 54L |
| H4/86 | Left front door woofer | 43L |
| H4/87 | Right front door woofer | 48L |
| H4/92 | Left rear surround sound system tweeter | 65L |
| H4/93 | Left rear surround sound system midrange speaker | 62L |
| H4/94 | Right rear surround sound system tweeter | 67L |
| H4/95 | Right rear surround sound system midrange speaker | 63L |
| K40/5 | Rear fuse and relay module | 7L |
| K40/5f405 | Fuse 405 | 2L |
| K40/5f426 | Fuse 426 | 6L |
| K40/5f475 | Fuse 475 | 5L |
| K40/5f476 | Fuse 476 | 3L |
| MOST | Media Oriented System Transport | 69C |
| N112/2 | Telematics services communication module | 18L |
| N112/9 | HERMES control unit | 18L |
| N123/4 | Emergency call system control unit | 18L |
| N40/3 | Sound system amplifier control unit | 4A |
| N40/3 | Sound system amplifier control unit | 12A |
| N40/3 | Sound system amplifier control unit | 21A |
| N40/3 | Sound system amplifier control unit | 28A |
| N40/3 | Sound system amplifier control unit | 37A |
| N40/3 | Sound system amplifier control unit | 44A |
| N40/3 | Sound system amplifier control unit | 53A |
| N40/3 | Sound system amplifier control unit | 60A |
| N40/3 | Sound system amplifier control unit | 68A |
| N40/9 | Bass speaker amplifier | 12L |
| U1217 | Valid for model series 217 | 24D |
| U1222 | Valid for model series 222 | 24D |
| U413 | Valid for model 217.3 | 10C |
| U413 | Valid for model 217.3 | 60C |
| U414 | Valid for model 217.4 | 10D |
| U414 | Valid for model 217.4 | 60D |
| W54/3 | Left rear wheel well ground point | 10G |
| W6 | Left wheel arch trunk ground point | 5G |
| W6 | Left wheel arch trunk ground point | 11G |
| X1/72 | Overhead control panel tweeter electrical connector | 29G |
| X138/6 | Rear center console electrical connector | 56G |
| X18/35 | Cockpit wiring harness and frame floor assembly electrical connector | 53G |
| X23/5 | Electrical connector/soft top compartment lid | 60G |
| X23/9 | Rear shelf electrical connector | 60G |
| X242/1 | Left rear sidewall cover electrical connector | 32G |
| X242/2 | Right rear sidewall cover electrical connector | 37G |
| X260 | E-Call Russia (GLONASS) control unit electrical connector | 22L |
| X35/1 | Left front door electrical connector | 41G |
| X35/2 | Right front door electrical connector | 46G |
| Z35/3z1 | Wake-up signal connector sleeve | 26G |