Wiring Diagram Of Ground Cabling - PE00.19-P-2800-97TAB
WARNING: This page is about a different car, the 2020 Mercedes-Benz SLC43 AMG, 2019 Mercedes-Benz SLC43 AMG, 2018 Mercedes-Benz SLC43 AMG, and 2017 Mercedes-Benz SLC43 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Model 172.4
Ground points W12, W15/1, W26, W32/2, W46
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 80L |
| A2 | Radio | 17A |
| A2 | Radio | 17A |
| A34/7 | Bluetooth® module | 24L |
| A40/3 | COMAND control unit | 28A |
| A40/3 | COMAND control unit | 28A |
| A40/3 | COMAND control unit | 22A |
| A40/3 | COMAND control unit | 22A |
| A40/8 | Audio/COMAND display | 19L |
| A40/9 | Audio/COMAND control panel | 12A |
| A40/9x1 | Audio/COMAND control panel electrical connector | 12C |
| A50/6 | Dedicated Short-Range Communications control unit | 39L |
| A70/1 | Analog clock | 9L |
| B48 | Front passenger seat occupied recognition and ACSR | 63L |
| Code 246 | Analog clock | 8H |
| Code 301 | Ashtray in place of stowage compartment with flap and power outlet | 26F |
| Code 386 | Comfort telephony | 21F |
| Code 403 | AIRSCARF system | 68A |
| Code 427 | 7G-TR0NIC | 6A |
| Code 475 | Tire pressure monitor | 73A |
| Code 498 | Japan version | 20B |
| Code 498 | Japan version | 25B |
| Code 505 | Radio 20 NTG5, non-navigation-capable | 14B |
| Code 510 | Audio 20 with CD changer | 14A |
| Code 512 | COMAND APS with DVD changer | 20B |
| Code 518 | Media Interface | 30A |
| Code 522 | Audio 20 radio | 14B |
| Code 523 | Audio 20 radio | 14B |
| Code 527 | COMAND APS with single DVD drive (with navigation) | 20B |
| Code 531 | COMAND APS | 25B |
| Code 531 | COMAND APS | 25B |
| Code 551 | Anti-theft alarm system (ATA [EDW]) | 29F |
| Code 551 | Anti-theft alarm system (ATA [EDW]) | 44F |
| Code 581 | Automatic air conditioning | 10H |
| Code 876 | Interior lights package | 1G |
| Code 877 | Ambiance illumination | 5H |
| Code 9U1 | ECALL RUSSIA (GL0NASS) preinstallation | 32F |
| Code B03 | ECO start/stop function | 73G |
| Code U10 | Weight sensing system (WSS) | 64H |
| Code U77 | BLUETEC (SCR) diesel exhaust treatment | 51F |
| E36/1 | Armrest stowage compartment illumination | 2L |
| E36/1x1 | Armrest stowage compartment illumination electrical connector | 2J |
| H3/1 | Alarm siren | 45L |
| K114 | ECO start/stop function additional battery relay | 74L |
| M4/13 | COMAND fan motor | 37L |
| N110 | Weight Sensing System (WSS) control unit | 66L |
| N125/1 | Media interface control unit | 33A |
| N15/5 | Electronic selector lever module control unit | 9A |
| N167 | E-Call Russia (GLONASS) control unit | 34L |
| N167x1 | E-Call Russia (GLONASS) control unit electrical connector 1 | 33H |
| N2/10 | Supplemental restraint system control unit | 62A |
| N22/7 | Automatic air conditioning control and operating unit | 12L |
| N25/7 | AIRSCARF control unit | 71A |
| N52 | Vario roof control control unit | 48L |
| N52 | Vario roof control control unit | 79A |
| N72/1 | Upper control panel control unit | 16L |
| N88 | Tire pressure monitor control unit | 75A |
| R12/10 | Front passenger sidebag squib | 59L |
| R12/24 | Front passenger kneebag squib | 65A |
| R12/25 | Driver kneebag squib | 66A |
| R12/9 | Driver sidebag squib | 61L |
| R22/5 | Left AIRSCARF heating element | 70L |
| R22/6 | Right AIRSCARF heating element | 71L |
| R3 | Cigarette lighter with ashtray illumination | 28L |
| R3e1 | Ashtray illumination | 28L |
| R3r1 | Cigarette lighter heating element | 29L |
| R3x1 | Electrical connector for cigarette lighter with ashtray illumination | 27J |
| S16/2 | Backup lamp switch | 4L |
| S62/32 | Center console stowage compartment anti-theft alarm system switch | 31L |
| U1018 | Valid for gasoline engine 276 | 40F |
| U1020 | Valid for gasoline engine with stratified operation | 40G |
| U107 | Valid for socket in glove compartment | 7H |
| U12 | Valid for left-hand drive vehicles | 40A |
| U12 | Valid for left-hand drive vehicles | 68A |
| U13 | Valid for right-hand drive vehicles | 40A |
| U13 | Valid for right-hand drive vehicles | 68B |
| U135 | Valid for Electronic Toll Collection | 38F |
| U2 | Valid for all except USA | 21F |
| U24 | Valid for manual transmission | 3H |
| U326 | Valid for nonsmoker package | 25F |
| U54 | Valid for all except Japan | 20A |
| U54 | Valid for all except Japan | 25A |
| U848 | Valid for ACSR | 63F |
| U848 | Valid for ACSR | 61F |
| W12 | Ground point (center console) | 17F |
| W15/1 | Right footwell ground point | 46F |
| W15/2 | Left footwell ground point | 46E |
| W26 | Supplemental restraint system control unit ground point | 62H |
| W32/2 | Right rear panel ground point | 75E |
| X11/4 | Diagnostic connector | 50L |
| X120/1 | External fan electrical connector, Audio/COMAND display | 36H |
| X137/1 | VICS and Electronic Toll Collection power supply electrical connector | 38H |
| X157/8 | Cockpit ambiance illumination electrical connector | 6L |
| X237/1 | Mobile phone contact plate | 24L |
| X28/12 | Airbag electrical connector | 57H |
| X28/29 | Driver seat/frame floor assembly airbag connecting point | 60H |
| X28/30 | Front passenger seat/frame floor assembly airbag connecting point | 59H |
| X28/30 | Front passenger seat/frame floor assembly airbag connecting point | 63H |
| X30/21 | Drive train CAN voltage distributor electrical connector | 42A |
| X30/30 | Vehicle floor chassis CAN voltage distributor electrical connector | 54A |
| X30/32 | Left vehicle floor interior CAN voltage distributor electrical connector | 49A |
| X30/35 | Telematics CAN voltage distributor electrical connector | 46A |
| X30/38 | Potential distributor electrical connector (CAN I) | 42L |
| X30/38 | Potential distributor electrical connector (CAN I) | 53L |
| X30/74 | Chassis CAN 1 (CAN E1) potential distributor electrical connector | 54A |
| X39/37 | Mobile phone electrical connector | 23H |
| X42/34 | Anti-theft alarm system/armrest contact electrical connector | 30H |
| X55/3 | Driver seat connector block | 69H |
| X55/3 | Driver seat connector block | 71H |
| X55/4 | Front passenger seat connector block | 69H |
| X55/4 | Front passenger seat connector block | 71H |
| X58/17 | Front vehicle interior power outlet | 7L |
| X58/37 | Center console stowage compartment socket | 25L |
| X58/37x1 | Center console stowage compartment socket electrical connector | 25J |
| Z53/9 | Vehicle interior connector sleeve, airbag circuit 31 | 62E |
| Z68/1 | Instrument panel circuit 31 climate control LIN connector sleeve | 9G |