(Wiring Diagram For Emergency Call System Control Unit - PE82.95-P-2101-97TAA)
Model 172.4
up to 2/29/16
with code 347 (Mercedes-Benz emergency call system)
with code 494 (US version)
Control unit N123/4
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 40L |
| A2 | Radio | 22L |
| A2/5 | Global positioning system antenna splitter | 27L |
| A2/52 | Emergency call system antenna | 34L |
| A28/11 | Multifunction antenna | 31L |
| A28/11x1 | GPS multifunction antenna electrical connector | 30H |
| A40/3 | COMAND® control unit | 22L |
| CAN D | Diagnostic CAN | 9K |
| Code 510 | Audio 20 with CD changer | 19G |
| Code 512 | COMAND® APS with DVD changer | 19F |
| Code 523 | Audio 20 radio | 19G |
| Code 527 | COMAND® APS with single DVD drive (with navigation) | 19F |
| Code 810 | Sound system | 5F |
| Code 810 | Sound system | 15F |
| H4/27 | Center instrument panel speaker | 6L |
| H4/48 | Emergency call speaker | 6L |
| N10/1 | Front SAM control unit with fuse and relay module | 9L |
| N10/2 | Rear SAM control unit with fuse and relay module | 3L |
| N10/2f87 | Fuse 87 | 2L |
| N123/4 | Emergency call system control unit | 4A |
| N123/4 | Emergency call system control unit | 12A |
| N123/4 | Emergency call system control unit | 20A |
| N123/4 | Emergency call system control unit | 33A |
| N123/4 | Emergency call system control unit | 28A |
| N2/10 | Supplemental restraint system control unit | 13L |
| N40/3 | Sound system amplifier control unit | 17L |
| U19 | Valid for standard equipment | 31D |
| U500 | Not valid for sound system | 5F |
| U777 | Valid for navigation | 23G |
| U777 | Valid for navigation | 27D |
| W6 | Left wheel arch trunk ground point | 2E |
| X11/4 | Diagnostic connector | 10G |