Specify Steering Torque, Function Schematic - PE54.71-P-2504-97A
Model 118, 167, 177, 243, 247, 293 with code 233 (Adaptive cruise control Plus (DISTRONIC PLUS))
Model 213, 238, 257, 290 as of model year 2021 with code 233 (Adaptive cruise control Plus (DISTRONIC PLUS))
| Code: | Designation: | Position: |
|---|---|---|
| A7/3 | SBC hydraulic unit | 37E |
| A26/17 | Head unit | 3D |
| A40/16 | Head unit/instrument cluster display cluster | 46J |
| A91b1 | Electric power steering torque sensor | 14C |
| A91m1 | Electric power steering actuator motor | 37G |
| B179 | Hand-detection sensor | 1K |
| Code 266 | DISTRONIC PLUS LATERAL ASSISTANCE | 16C |
| Code 266 | DISTRONIC PLUS LATERAL ASSISTANCE | 1H |
| Code 362 | HERMES LTE | 32H |
| Code 426 | 8-speed automatic dual-clutch transmission | 41F |
| Code 429 | 7G-DCT | 41D |
| Code 475 | Tire pressure monitor | 1G |
| Code 545 | Connect 5 (NTG6) | 1D |
| Code 545 | Connect 5 (NTG6) | 32J |
| Code 547 | Connect 20 Entry (NTG6) | 1C |
| Code 547 | Connect 20 Entry (NTG6) | 32K |
| Code 548 | Connect 20 MID (NTG6) | 1D |
| Code 548 | Connect 20 MID (NTG6) | 32K |
| Code 549 | Connect 20 HIGH (NTG6) | 1D |
| Code 549 | Connect 20 HIGH (NTG6) | 32K |
| Code 550 | Trailer hitch | 1E |
| Code M005 | 4MATIC | 46A |
| Code ME01 | Electric motor | 41A |
| H4/61 | Instrument cluster speaker | 43L |
| HSVL | High-speed video link | 39J |
| N3/9 | CDI control unit | 46C |
| N3/10 | Engine management control unit | 46C |
| N15/13 | Double clutch transmission control unit | 46E |
| N28/1 | Trailer recognition control unit | 2F |
| N30/4 | Electronic Stability Program (ESP®) control unit | 3B |
| N30/4 | Electronic Stability Program (ESP®) control unit | 29E |
| N30/8 | Regenerative braking system control unit | 3C |
| N30/8 | Regenerative braking system control unit | 29F |
| N49 | Steering angle sensor | 13H |
| N62/4 | Driver assistance systems control unit | 20G |
| N68 | Electrical power steering (ES) control unit | 15D |
| N68 | Electrical power steering (ES) control unit | 26H |
| N73 | EIS [EZS] control unit | 14G |
| N73 | EIS [EZS] control unit | 26K |
| N80 | Steering column module | 15K |
| N88 | TPM [RDK] control unit | 2G |
| N112/9 | HERMES control unit | 32H |
| N127 | Drivetrain control unit | 1L |
| N127 | Drivetrain control unit | 26B |
| N129/1 | Electric machine 1 power electronics control unit | 46A |
| N129/2 | Electric machine 2 power electronics control unit | 46B |
| N133/1 | Instrument cluster control unit | 34L |
| N135 | Steering wheel electronics | 9K |
| N166 | Head unit/instrument cluster control unit | 3D |
| N166 | Head unit/instrument cluster control unit | 34J |
| N179 | Hand detection system control unit | 4K |
| S4 | Combination switch | 13J |
| U1121 | Valid for model 167 | 2A |
| U1121 | Valid for model 167 | 41H |
| U1121 | Valid for model 167 | 28D |
| U1122 | Valid for model 293 | 28F |
| U1122 | Valid for model 293 | 2B |
| U1123 | Valid for model 118, 177, 247 | 41D |
| U1123 | Valid for model 118, 177, 247 | 2A |
| U1123 | Valid for model 118, 177, 247 | 28E |
| U1128 | Valid for combustion engine | 41B |
| U1141 | Valid except model 213, 238, 257, 290 | 8C |
| U1141 | Valid except model 213, 238, 257, 290 | 6J |
| U1141 | Valid except model 213, 238, 257, 290 | 28J |
| U1199 | Valid for vehicles up to facelift | 8C |
| U1199 | Valid for vehicles up to facelift | 28J |
| U1200 | Valid for vehicles as of facelift | 8D |
| U1200 | Valid for vehicles as of facelift | 28K |
| U1235 | Valid for model 213, 238, 257, 290 | 41G |
| U1235 | Valid for model 213, 238, 257, 290 | 2B |
| U1235 | Valid for model 213, 238, 257, 290 | 6H |
| U1235 | Valid for model 213, 238, 257, 290 | 8D |
| U1235 | Valid for model 213, 238, 257, 290 | 28L |
| U1235 | Valid for model 213, 238, 257, 290 | 28E |
| U1255 | Valid for model 243 | 2B |
| U1255 | Valid for model 243 | 28E |
| Y3/8 | Electric control unit (VGS) | 46H |
| Y3/14 | Dual clutch transmission fully integrated transmission control electrohydraulic controller unit | 46F |
| CAN B | Interior CAN | 9F |
| CAN C | CAN for engine | 39C |
| CAN C | CAN for engine | 30C |
| CAN C1 | CAN 1 for drive | 39D |
| CAN C1 | CAN 1 for drive | 39A |
| CAN C1 | CAN 1 for drive | 30A |
| CAN C1 | CAN 1 for drive | 30D |
| CAN D | CAN for diagnosis | 30H |
| CAN HMI | User interface CAN | 9G |
| CAN HMI | User interface CAN | 10C |
| CAN HMI | User interface CAN | 30K |
| CAN HMI2 | CAN 2 for user interface | 10E |
| CAN HMI2 | CAN 2 for user interface | 30L |
| CAN LR | CAN for steering wheel | 11J |
| CAN LR | CAN for steering wheel | 7J |
| Flex E | Chassis FlexRay | 9B |
| Flex E | Chassis FlexRay | 17B |
| Flex E | Chassis FlexRay | 17J |
| Flex E | Chassis FlexRay | 23J |
| Flex E | Chassis FlexRay | 9L |
| Flex E | Chassis FlexRay | 17L |
| Flex E | Chassis FlexRay | 17F |
| Flex E | Chassis FlexRay | 17D |
| Flex E | Chassis FlexRay | 23G |
| Flex E | Chassis FlexRay | 23E |
| Flex E | Chassis FlexRay | 23B |
| Flex E | Chassis FlexRay | 26C |
| LIN | Local Interconnect Network | 8K |
| 1 | ESP®, status | 18A |
| 2 | Active Distance Assist DISTRONIC, status | 18F |
| 2 | Active Distance Assist DISTRONIC, status | 12C |
| 2 | Active Distance Assist DISTRONIC, status | 12D |
| 3 | Active Lane Keeping Assist, status | 18F |
| 3 | Active Lane Keeping Assist, status | 12C |
| 3 | Active Lane Keeping Assist, status | 12D |
| 4 | Trailer recognition, status | 12E |
| 4 | Trailer recognition, status | 18F |
| 5 | Tire pressure monitor, message | 12F |
| 5 | Tire pressure monitor, message | 17F |
| 6 | Standstill control, status | 18A |
| 7 | Electric power steering, status | 18C |
| 8 | Wheel speed, signal | 18A |
| 9 | Wheel rotation direction, signal | 17A |
| 10 | GPS, signal | 17F |
| 10 | GPS, signal | 11C |
| 10 | GPS, signal | 11D |
| 11 | Combination switch, status | 18J |
| 12 | Electric power steering torque sensor, signal | 18C |
| 13 | Wheel angle, signal | 18C |
| 14 | Steering angle, signal | 18J |
| 15 | Gear range, signal | 18L |
| 16 | Engine torque, reduce request | 25A |
| 16 | Engine torque, reduce request | 40B |
| 16 | Engine torque, reduce request | 40A |
| 17 | Engine torque, increase request | 24A |
| 17 | Engine torque, increase request | 40B |
| 17 | Engine torque, increase request | 40A |
| 18 | Engage targeted gear, request | 24A |
| 18 | Engage targeted gear, request | 40C |
| 19 | Regenerative braking torque, request | 27C |
| 19 | Regenerative braking torque, request | 39A |
| 20 | Braking torque increase, request | 25E |
| 21 | Braking torque reduction, request | 24E |
| 22 | Brake booster solenoid valve, actuation | 34E |
| 23 | Electric power steering, request | 25F |
| 24 | Electric power steering actuator motor, actuation | 34F |
| 25 | Hand-detection sensor, signal | 4J |
| 26 | Hands-Off-Detection, status | 17C |
| 26 | Hands-Off-Detection, status | 18J |
| 26 | Hands-Off-Detection, status | 8H |
| 26 | Hands-Off-Detection, status | 12J |
| 26 | Hands-Off-Detection, status | 8J |
| 27 | Warning tone, request | 25J |
| 27 | Warning tone, request | 31J |
| 27 | Warning tone, request | 31K |
| 28 | Speaker, actuation | 40K |
| 29 | Warning and system messages, request | 24J |
| 29 | Warning and system messages, request | 31J |
| 29 | Warning and system messages, request | 31K |
| 30 | Image data, signal | 40J |
| 31 | Establish connection for emergency call, request | 24J |
| 31 | Establish connection for emergency call, request | 31H |
| 32 | Unlock central locking, request | 23J |