Electrical Function Schematic, Blind Spot Assistant - PE54.71-P-2051-97NAB
MODEL 166 up to model year 2016 with CODE 237 (Active Blind Spot Assist) without CODE 234 (Blind Spot Monitoring)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Blind spot assist, status | 19E |
| 1 | Blind spot assist, status | 15F |
| 10 | Circuit 15, status | 15E |
| 11 | Combination switch, status | 11B |
| 11 | Combination switch, status | 13E |
| 12 | Steering wheel angle sensor, signal | 14B |
| 13 | Steering wheel angle, signal | 13D |
| 14 | Blind Spot Assist readiness and warning indicator, request | 27F |
| 14 | Blind Spot Assist readiness and warning indicator, request | 19F |
| 15 | Blind Spot Assist readiness and warning indicator, actuation | 31H |
| 16 | Wheel-specific service brake braking torque, request | 4G |
| 17 | Yaw rate, lateral and longitudinal acceleration sensor, signal | 4F |
| 17 | Yaw rate, lateral and longitudinal acceleration sensor, signal | 10G |
| 18 | Close range radar sensors, signal | 13H |
| 19 | Wheel-specific service brake braking torque, actuation | 3C |
| 2 | Engine running, signal | 14G |
| 20 | Instrument cluster message, request | 17D |
| 20 | Instrument cluster message, request | 19F |
| 21 | Gear range, status | 19K |
| 21 | Gear range, status | 15G |
| 22 | Yawing moment interface, status | 10G |
| 23 | Warning tone, request | 17D |
| 23 | Warning tone, request | 18F |
| 24 | Trailer recognition, status | 22G |
| 24 | Trailer recognition, status | 15E |
| 25 | Warning buzzer, actuation | 16B |
| 26 | Multifunction display, actuation | 18B |
| 3 | Drivetrain operational, signal | 15G |
| 4 | ESP®, status | 11G |
| 5 | Wheel speed, signal | 11G |
| 5 | Wheel speed, signal | 3H |
| 6 | Wheel rotation direction, signal | 11G |
| 6 | Wheel rotation direction, signal | 3J |
| 7 | Switch off radar sensor system, request | 13J |
| 8 | GPS, signal | 26B |
| 8 | GPS, signal | 15F |
| 8 | GPS, signal | 22E |
| 9 | Far range radar sensor, signal | 12E |
| A1 | Instrument cluster | 17B |
| A1h1 | Warning buzzer | 16B |
| A1p13 | Multifunction display | 17B |
| A2 | Radio | 26C |
| A2/30 | Navigation module | 28C |
| A2/30-1 | Cradle for navigation module | 28C |
| A40/3 | COMAND control unit | 23B |
| A7/3 | Traction system hydraulic unit | 2B |
| A89 | DISTRONIC electric controller unit | 9B |
| B24/15 | Yaw rate sensor for lateral and longitudinal acceleration | 6B |
| B29/2 | DISTRONIC sensor (DTR)/left front bumper | 12K |
| B29/3 | DISTRONIC sensor (DTR)/right front bumper | 12K |
| B29/6 | Left rear bumper radar sensor | 12L |
| B29/7 | Right rear bumper radar sensor | 12L |
| CAN A | Telematics CAN | 28A |
| CAN B | Interior CAN | 23F |
| CAN B | Interior CAN | 23F |
| CAN B | Interior CAN | 24G |
| CAN C | Drive train CAN | 20L |
| CAN E1 | Chassis CAN 1 | 9G |
| CAN E1 | Chassis CAN 1 | 17G |
| CAN E1 | Chassis CAN 1 | 17F |
| CAN E1 | Chassis CAN 1 | 13D |
| CAN E2 | Chassis CAN 2 | 18E |
| CAN H | Vehicle dynamics CAN | 9D |
| CAN H | Vehicle dynamics CAN | 6E |
| CAN S | Sensor CAN | 13J |
| Code 494 | USA version | 18H |
| Code 494 | USA version | 21D |
| Code 498 | Japan version | 21D |
| Code 508 | Navigation module preinstallation | 28B |
| Code 509 | Navigation module | 28B |
| Code 510 | Audio 20 with CD changer | 25B |
| Code 512 | COMAND APS with DVD changer | 21A |
| Code 523 | Audio 20 radio | 25B |
| Code 526 | COMAND with single DVD drive (without navigation) | 21B |
| Code 527 | COMAND APS (with navigation) | 21B |
| Code 528 | COMAND with DVD changer | 21B |
| Code 550 | Trailer hitch | 25J |
| L6/1 | Left front axle rpm sensor | 2K |
| L6/2 | Right front axle rpm sensor | 2K |
| L6/3 | Left rear axle rpm sensor | 2L |
| L6/4 | Right rear axle rpm sensor | 2L |
| M21/1 | Left outside mirror | 28J |
| M21/1e2 | Left Blind Spot Assist readiness and warning indicator | 30K |
| M21/2 | Right outside mirror | 28J |
| M21/2e2 | Right Blind Spot Assist readiness and warning indicator | 30K |
| N28/1 | Trailer recognition control unit | 26J |
| N3/10 | ME-SFI [ME] control unit | 22H |
| N3/9 | CDI control unit | 20H |
| N3/9 | CDI control unit | 16H |
| N30/4 | Electronic Stability Program control unit | 3E |
| N49 | Steering wheel angle sensor | 14C |
| N62/2 | Video and radar sensor system control unit | 13F |
| N69/1 | Left front door control unit | 28E |
| N69/2 | Right front door control unit | 28E |
| N73 | Electronic ignition switch control unit | 21E |
| N80 | Steering column module control unit | 13B |
| S4 | Combination switch | 10B |
| U1018 | Valid for gasoline engine 276 | 21J |
| U1032 | Valid for engine 278 and 157 | 21K |
| U154 | Valid for 166.0 | 25A |
| U154 | Valid for 166.0 | 22E |
| U154 | Valid for 166.0 | 15E |
| U155 | Valid for 166.8 | 25B |
| U155 | Valid for 166.8 | 22E |
| U155 | Valid for 166.8 | 15E |
| U2 | Valid for all except USA | 15K |
| U2 | Valid for all except USA | 15K |
| U2 | Valid for all except USA | 22D |
| U54 | Valid for all except Japan | 21D |
| U74 | Valid for diesel engines | 14H |
| U75 | Valid for gasoline engines | 21H |
| U880 | Valid for engine 642 | 15J |
| U948 | Valid for diesel engine 651 | 15K |
| U948 | Valid for diesel engine 651 | 15K |
| U948 | Valid for diesel engine 651 | 18K |
| U948 | Valid for diesel engine 651 | 18J |
| Y3/8n4 | Fully integrated transmission control control unit | 23K |