Electrical Function Schematic For Pre-Safe(R) - PE91.40-P-2051-97FBA
Model 205, 253
with code 299 (PRE-SAFE®)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 10F |
| 10 | PRE-SAFE® system stage, request | 15G |
| 10 | PRE-SAFE® system stage, request | 10C |
| 11 | Crash, signal | 21B |
| 12 | Belt adjustment, status | 18B |
| 13 | Front passenger seat occupied recognition, status | 29G |
| 13 | Front passenger seat occupied recognition, status | 18E |
| 14 | Adjust PRE-SAFE®, request | 14G |
| 14 | Adjust PRE-SAFE®, request | 13J |
| 14 | Adjust PRE-SAFE®, request | 26G |
| 14 | Adjust PRE-SAFE®, request | 29G |
| 14 | Adjust PRE-SAFE®, request | 28E |
| 14 | Adjust PRE-SAFE®, request | 31E |
| 15 | PRE-SAFE® fault, message | 11B |
| 2 | Engine running, signal | 3H |
| 2 | Engine running, signal | 8G |
| 3 | Drivetrain operational, signal | 7G |
| 4 | Autonomous brake application, signal | 8F |
| 5 | Collision-critical warning, status | 7F |
| 6 | Relative speed to opposing object, signal | 7F |
| 7 | ESP®, status | 15E |
| 7 | ESP®, status | 11F |
| 8 | Seat belt buckle switch, status | 20B |
| 8 | Seat belt buckle switch, status | 25B |
| 8 | Seat belt buckle switch, status | 29G |
| 8 | Seat belt buckle switch, status | 18E |
| 9 | PRE-SAFE®, status | 12J |
| 9 | PRE-SAFE®, status | 15G |
| 9 | PRE-SAFE®, status | 29G |
| 9 | PRE-SAFE®, status | 30E |
| 9 | PRE-SAFE®, status | 27E |
| 9 | PRE-SAFE®, status | 19C |
| 9 | PRE-SAFE®, status | 26G |
| A1 | Instrument cluster | 11C |
| A1p13 | Multifunction display | 9B |
| A26/17 | Head unit | 14B |
| A76 | Left front reversible emergency tensioning retractor | 19B |
| A76/1 | Right front reversible emergency tensioning retractor | 19B |
| A98/1 | Sliding roof control module | 14K |
| A98n1 | Panoramic sliding roof control unit | 11K |
| CAN B | Interior CAN | 23F |
| CAN B | Interior CAN | 23G |
| CAN B | Interior CAN | 23F |
| CAN B | Interior CAN | 12H |
| CAN B | Interior CAN | 23G |
| CAN C1 | Drive train CAN | 4H |
| CAN HMI | User interface CAN | 20E |
| CAN HMI | User interface CAN | 17D |
| CAN HMI | User interface CAN | 21B |
| CAN HMI | User interface CAN | 17C |
| CAN HMI | User interface CAN | 15A |
| CAN HMI | User interface CAN | 12F |
| Code 23P | Driver assistance package | 7B |
| Code 23P | Driver assistance package | 7C |
| Code 23P | Driver assistance package | 4B |
| Code 242 | All-electric front passenger seat with memory (right) | 27H |
| Code 413 | Panoramic sliding sunroof | 10J |
| Code 414 | Siding roof | 12J |
| Flex E | Chassis FlexRay | 12G |
| Flex E | Chassis FlexRay | 6G |
| Flex E | Chassis FlexRay | 6E |
| N127 | Drivetrain control unit | 4F |
| N2/10 | Supplemental restraint system control unit | 23B |
| N22/6 | Rear control unit | 25H |
| N3/10 | ME-SFI [ME] control unit | 2K |
| N3/9 | CDI control unit | 6K |
| N30/4 | Electronic Stability Program control unit | 9E |
| N32/2 | Front passenger seat control unit | 28J |
| N62/1 | Radar sensors control unit | 8C |
| N62/4 | Mercedes-Benz Intelligent Drive control unit | 5C |
| N69/1 | Left front door control unit | 27B |
| N69/2 | Right front door control unit | 27B |
| N69/3 | Left rear door control unit | 30B |
| N69/4 | Right rear door control unit | 30B |
| N73 | Electronic ignition switch control unit | 16E |
| S68/3 | Driver seat belt buckle switch | 25C |
| S68/4 | Front passenger seat belt buckle switch | 25C |
| U1253 | Valid for model 253 | 29A |
| U1253 | Valid for model 253 | 7B |
| U1589 | Valid up to model year 2019 | 7B |
| U2019 | Valid as of model year 2019 | 4B |
| U2050 | Valid for model 205. 0 | 29A |
| U2051 | Valid for model 205. 1 | 29A |
| U2052 | Valid for model 205. 2 | 29B |
| U2054 | Valid for model 205. 4 | 24H |
| U390 | Valid for model 205 | 7B |
| U390 | Valid for model 205 | 4B |
| U74 | Valid for diesel engines | 4J |
| U75 | Valid for gasoline engines | 1J |