Electrical function schematic, supplemental restraint system (SRS) - PE91.60-P-2052-97FAB
WARNING: This page is about a different car, the 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.
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 22E |
| 10 | Restraint equipment, status | 9F |
| 11 | Pyrofuse, actuation | 16D |
| 11 | Pyrofuse, actuation | 8D |
| 12 | Pyrofuse, status | 13D |
| 12 | Pyrofuse, status | 10D |
| 13 | Supplemental restraint system (SRS) messages, request | 19C |
| 14 | Hazard warning flasher, request | 21C |
| 14 | Hazard warning flasher, request | 30G |
| 14 | Hazard warning flasher, request | 30E |
| 14 | Hazard warning flasher, request | 37G |
| 2 | Seat occupied recognition pressure sensor, signal | 27J |
| 3 | Belt tension sensor, signal | 26J |
| 3 | Belt tension sensor, signal | 5C |
| 4 | Front passenger seat occupation, status | 12G |
| 4 | Front passenger seat occupation, status | 19G |
| 4 | Front passenger seat occupation, status | 13F |
| 4 | Front passenger seat occupation, status | 23E |
| 4 | Front passenger seat occupation, status | 10E |
| 4 | Front passenger seat occupation, status | 9G |
| 5 | ACSR warning lamp, actuation | 19F |
| 6 | Front seat belt buckle switches, status | |
| 7 | Impact detection, signal | 10H |
| 7 | Impact detection, signal | 13E |
| 7 | Impact detection, signal | 9E |
| 7 | Impact detection, signal | 9F |
| 8 | Crash, signal | 19K |
| 8 | Crash, signal | 21J |
| 8 | Crash, signal | 12D |
| 8 | Crash, signal | 19F |
| 8 | Crash, signal | 30G |
| 8 | Crash, signal | 34G |
| 8 | Crash, signal | 30E |
| 8 | Crash, signal | 34E |
| 8 | Crash, signal | 37E |
| 8 | Crash, signal | 37F |
| 9 | Restraint equipment, actuation | 14G |
| 9 | Restraint equipment, actuation | |
| A1 | Instrument cluster | 20A |
| A53 | Left sidebag sensor | 18C |
| A54 | Right sidebag sensor | 18C |
| A6n1 | Stationary heater control unit | 39E |
| A8/1 | Transmitter key | 28D |
| B41/1 | Front passenger seat occupied recognition | 11K |
| B41/1 | Front passenger seat occupied recognition | 3K |
| B48 | Front passenger seat occupied recognition and ACSR | 14K |
| B48 | Front passenger seat occupied recognition and ACSR | 6K |
| B48/1 | Left frontal acceleration sensor | 3D |
| B48/10 | Right rear door pressure sensor | 9K |
| B48/2 | Right frontal acceleration sensor | 3D |
| B48/3 | Belt tension sensor | 26K |
| B48/3 | Belt tension sensor | 3B |
| B48/4 | Seat occupied recognition pressure sensor | 27K |
| B48/7 | Left front door pressure sensor | 3F |
| B48/8 | Right front door pressure sensor | 3F |
| B48/9 | Left rear door pressure sensor | 9K |
| CAN B | Interior CAN | 31F |
| CAN B | Interior CAN | 35F |
| CAN B | Interior CAN | 25F |
| CAN D | Diagnostic CAN | 21H |
| CAN E | Chassis CAN | 15E |
| CAN E | Chassis CAN | 15F |
| CAN E | Chassis CAN | 12E |
| CAN E | Chassis CAN | 21D |
| Code 291 | Pelvisbag | 1K |
| Code 293 | Left and right rear sidebag | 9K |
| Code 293 | Left and right rear sidebag | 1H |
| Code 294 | Kneebag | 1K |
| Code 359 | TELEAID emergency call system | 20K |
| Code U10 | Weight sensing system (WSS) | 25H |
| Code U10 | Weight sensing system (WSS) | 25H |
| Code U10 | Weight sensing system (WSS) | 16H |
| Code U10 | Weight sensing system (WSS) | 2B |
| Code U10 | Weight sensing system (WSS) | 22B |
| Code U18 | Automatic child seat recognition (ACSR[AKSE]) | 13K |
| Code U18 | Automatic child seat recognition (ACSR[AKSE]) | 16J |
| Code U18 | Automatic child seat recognition (ACSR[AKSE]) | 22B |
| Code U18 | Automatic child seat recognition (ACSR[AKSE]) | 5K |
| F32f88 | Pyrofuse 88 | 15C |
| F63 | Pyrofuse | 8C |
| LIN 1 | Instrument panel LIN | 19G |
| LIN 1 | Instrument panel LIN | 22D |
| LIN E2 | Seat occupied recognition LIN | 7H |
| LIN E2 | Seat occupied recognition LIN | 8D |
| N10/1 | Front SAM control unit with fuse and relay module | 21E |
| N10/2 | Rear SAM control unit with fuse and relay module | 36H |
| N110 | Weight Sensing System (WSS) control unit | 27H |
| N123/4 | Emergency call system control unit | 21K |
| N2/10 | Supplemental restraint system control unit | 11E |
| N2/13 | WSS (Weight Sensing System) control unit | 6B |
| N3/10 | ME-SFI [ME] control unit | 13A |
| N3/9 | CDI control unit | 10A |
| N32/1 | Driver seat control unit | 36B |
| N69/1 | Left front door control unit | 30B |
| N69/2 | Right front door control unit | 30H |
| N69/3 | Left rear door control unit | 33B |
| N69/4 | Right rear door control unit | 33H |
| N72/1e1 | Automatic child seat recognition airbag OFF indicator lamp | 24B |
| N73 | Electronic ignition switch control unit | 27B |
| R12/1 | Driver ETR [GUS] squib | 1E |
| R12/10 | Front passenger sidebag squib | 1G |
| R12/11 | Left rear sidebag squib | 1H |
| R12/12 | Right rear sidebag squib | 1H |
| R12/13 | Driver airbag squib 1 | 1H |
| R12/14 | Driver airbag squib 2 | 1J |
| R12/2 | Front passenger ETR [GUS] squib | 1F |
| R12/22 | Left windowbag squib | 1J |
| R12/23 | Right windowbag squib | 1J |
| R12/25 | Driver kneebag squib | 1K |
| R12/4 | Front passenger airbag squib 1 | 1F |
| R12/41 | Driver pelvis airbag squib | 1L |
| R12/42 | Front passenger pelvis airbag squib | 1L |
| R12/5 | Front passenger airbag squib 2 | 1F |
| R12/6 | Left rear emergency tensioning retractor squib | 1F |
| R12/7 | Right rear emergency tensioning retractor squib | 1G |
| R12/9 | Driver sidebag squib | 1G |
| S6/1e1 | Automatic child seat recognition warning lamp | 18H |
| S68/3 | Driver seat belt buckle restraint system switch | 7J |
| S68/4 | Front passenger seat belt buckle restraint system switch | 7J |
| U2 | Valid for all except USA | 3H |
| U2 | Valid for all except USA | 10H |
| U2 | Valid for all except USA | 10H |
| U240 | Valid for all except ECO start/stop function | 15B |
| U252 | Valid for ECO start/stop function | 7C |
| U57 | Valid for model 204.2 | 16G |
| U57 | Valid for model 204.2 | 2B |
| U57 | Valid for model 204.2 | 22A |
| U57 | Valid for model 204.2 | 3J |
| U57 | Valid for model 204.2 | 10J |
| U58 | Valid for model 204.0 | 25H |
| U58 | Valid for model 204.0 | 16H |
| U58 | Valid for model 204.0 | 22B |
| U58 | Valid for model 204.0 | 3J |
| U58 | Valid for model 204.0 | 10J |
| U59 | Valid for model 204.9 | 25J |
| U59 | Valid for model 204.9 | 16H |
| U59 | Valid for model 204.9 | 2B |
| U59 | Valid for model 204.9 | 3J |
| U59 | Valid for model 204.9 | 10J |
| U60 | Valid for model 204.3 | 25H |
| U60 | Valid for model 204.3 | 22B |
| U60 | Valid for model 204.3 | 10H |
| U61 | Not valid for model 204.3 | 16H |
| U61 | Not valid for model 204.3 | 9J |
| U74 | Valid for diesel engines | 9A |
| U75 | Valid for gasoline engines | 12A |
| Y24/12 | Driver seat NECK-PRO head restraint solenoid | 14G |
| Y24/13 | Front passenger seat NECK-PRO head restraint solenoid | 14G |