Wiring diagram for ground wiring - PE00.19-P-2800-97FAG
WARNING: This page is about a different car, the 2012 Mercedes-Benz C300, 2011 Mercedes-Benz C300, 2010 Mercedes-Benz C300, 2009 Mercedes-Benz C300, and 2008 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.
MODEL 204 W18, W18/3, Sheet 7
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 80A |
| A38/1 | Pedestrian protection Hall sensor + engine hood ATA (EDW) switch | 78L |
| A76 | Left front reversible emergency tensioning retractor | 12A |
| A85/3 | Left rear door lock | 16L |
| B4/31 | Fuel quality sensor | 27L |
| B48 | Front passenger seat occupied recognition and ACSR | 49L |
| Code 218 | Backup camera | 62G |
| Code 494 | USA version | 68F |
| Code 581 | Comfort automatic air conditioning | 9F |
| Code 581 | Comfort automatic air conditioning | 66F |
| Code 889 | KEYLESS-GO | 15H |
| Code 920 | Gasoline direct injection with stratified charge | 52E |
| Code 929 | Engine for ethanol fuel | 26F |
| Code U18 | Automatic child seat recognition (ACSR(AKSE)) | 49F |
| Code U60 | Active engine hood | 77F |
| E17/47 | Left front illuminated door sill molding | 4L |
| E18/5 | left luggage compartment lamp | 6L |
| E40/2 | Left tailgate ambient lamp and warning lamp | 8L |
| M2/1 | Rear blower motor | 10L |
| M2/1 | Rear blower motor | 67L |
| M2/1x1 | Rear blower motor electrical connector | 9J |
| M2/1x1 | Rear blower motor electrical connector | 67J |
| M25/4 | Driver seat lumbar support pneumatic pump | 38L |
| M25/5 | Front passenger seat lumbar support pneumatic pump | 48L |
| M40 | Multicontour seat pneumatic pump | 61L |
| N121/1 | Tailgate control unit | 70A |
| N123/4 | Emergency call system control unit | 74L |
| N15/5 | Electronic selector lever module control unit | 7A |
| N32/1 | Driver seat control unit | 19A |
| N32/23 | Driver seat lumbar support adjustment control unit | 35L |
| N32/24 | Front passenger seat lumbar support adjustment control unit | 45L |
| N37/5 | Left NOx sensor control unit | 53L |
| N37/6 | Right NOx sensor control unit | 55L |
| N40/3 | Sound system amplifier control unit | 66A |
| N66/10 | Backup camera voltage supply module | 64L |
| N66/2 | Backup camera control unit | 64L |
| N69/1 | Left front door control unit | 16A |
| N69/3 | Left rear door control unit | 18L |
| N70 | Overhead control panel control unit | 70L |
| N70/3 | Overhead control panel electronics | 70L |
| N87/3 | Digital Audio Broadcasting control unit | 75A |
| N87/5 | Satellite digital audio radio (SDAR) control unit | 75A |
| N87/8 | SDAR control unit / high definition tuner | 76A |
| N88 | Tire pressure monitor control unit | 62A |
| R12/10 | Front passenger sidebag squib | 51L |
| R12/41 | Driver pelvis airbag squib | 29L |
| R12/42 | Front passenger pelvis airbag squib | 29L |
| R12/9 | Driver sidebag squib | 39L |
| R13/1 | Left front seat sitting surface heated cushion | 23L |
| R13/2 | Left front backrest heated cushion | 22L |
| S22 | Left front seat adjustment switch group | 33L |
| S22/1 | Driver seat partially electric seat adjustment switch | 31L |
| S23 | Right front seat adjustment switch group | 43L |
| S23/1 | Front passenger seat partially electric seat adjustment switch | 41L |
| S54/5 | Left rear backrest inclination switch | 13L |
| S68/5 | Left rear seat belt buckle switch | 11L |
| S68/5x1 | Left rear seat belt buckle switch electrical connector | 11J |
| U1018 | Valid for gasoline engine 276 | 52E |
| U108 | Valid for rear seat belt buckles | 11F |
| U110 | Valid for overhead control panel with CAN | 68G |
| U111 | Valid for overhead control panel without CAN | 68G |
| U12 | Valid for left-hand drive vehicles | 26D |
| U12 | Valid for left-hand drive vehicles | 30D |
| U12 | Valid for left-hand drive vehicles | 77F |
| U13 | Valid for right-hand drive vehicles | 28D |
| U13 | Valid for right-hand drive vehicles | 40D |
| U152 | Valid for gasoline engine 156 | 3F |
| U157 | Valid for combustion engine 272 DE | 52D |
| U2 | Valid for all except USA | 48F |
| U21 | Valid for heated seats | 21F |
| U25 | Valid for automatic transmission | 6A |
| U284 | Valid for fully electric seat adjustment | 32F |
| U284 | Valid for fully electric seat adjustment | 42F |
| U285 | Valid for partially electric driver seat adjustment | 30F |
| U286 | Valid for partially electric front passenger seat adjustment | 40F |
| U344 | Valid for all except KEYLESS GO | 14H |
| U57 | Valid for model 204.2 | 11F |
| U57 | Valid for model 204.2 | 5F |
| U57 | Valid for model 204.2 | 7F |
| U57 | Valid for model 204.2 | 58A |
| U57 | Valid for model 204.2 | 68A |
| U58 | Valid for model 204.0 | 11F |
| U58 | Valid for model 204.0 | 68F |
| U58 | Valid for model 204.0 | 58A |
| U58 | Valid for model 204.0 | 59A |
| U59 | Valid for model 204.9 | 5F |
| U59 | Valid for model 204.9 | 8F |
| U60 | Valid for model 204.3 | 68F |
| U60 | Valid for model 204.3 | 11F |
| U61 | Not valid for model 204.3 | 17H |
| U63 | Valid for seat adjustment without memory function | 34F |
| U63 | Valid for seat adjustment without memory function | 44F |
| U645 | Valid for tire pressure monitor | 60A |
| U658 | Valid for tailgate control | 68A |
| U749 | Valid for multicontour seat | 60G |
| U775 | Valid for emergency tensioning retractor | 10A |
| U804 | Valid for rear backrest adjustment | 13F |
| U90 | Valid for sound system | 64A |
| U911 | Valid for lumbar support | 34F |
| U911 | Valid for lumbar support | 44F |
| U928 | Valid for England | 14H |
| W18 | Left front seat crossmember ground point | 17E |
| W18/3 | Left front seat crossmember ground point 2 | 69E |
| X173/1 | Driver pelvis airbag electrical connector | 28G |
| X173/2 | Front passenger pelvis airbag electrical connector | 28H |
| X18/35 | Instrument panel and vehicle floor electrical connector | 9H |
| X18/35 | Instrument panel and vehicle floor electrical connector | 67G |
| X18/37 | Emergency call system button electrical connector | 70G |
| X28/18 | ACSR (AKSE) seat occupied recognition electrical connector | 49G |
| X35/3 | Left rear door electrical connector | 15G |
| X55/3 | Driver seat connector block | 21H |
| X55/3 | Driver seat connector block | 29E |
| X55/3 | Driver seat connector block | 38E |
| X55/3 | Driver seat connector block | 33E |
| X55/4 | Front passenger seat connector block | 28F |
| X55/4 | Front passenger seat connector block | 43E |
| X55/4 | Front passenger seat connector block | 49E |
| X75 | Fuel quality sensor electrical connector | 26G |
| X8/4 | Tailgate electrical connector | 7G |
| X86/1 | Nitrogen oxides control unit electrical connector | 53E |
| X86/1 | Nitrogen oxides control unit electrical connector | 54E |
| X86/3 | Left nitrogen oxides control unit electrical connector | 53E |
| X86/4 | Right nitrogen oxides control unit electrical connector | 54E |
| Z6/40 | N0x sensor connector sleeve | 53G |
| Z6/94 | Driver seat circuit 31 connector sleeve | 32G |
| Z6/94 | Driver seat circuit 31 connector sleeve | 35G |
| Z6/95 | Front passenger seat circuit 31 connector sleeve | 45G |
| Z6/95 | Front passenger seat circuit 31 connector sleeve | 42G |