Search And Symbol Illumination Electrical Function Schematic - PE82.20-P-2054-97TAB
Model 172.4
as of model year 2017
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Standing lights, status | 19E |
| 2 | Instrument illumination brightness control, status | 20D |
| 3 | Circuit 58d, status | 15F |
| 3 | Circuit 58d, status | 11A |
| 3 | Circuit 58d, status | 19B |
| 3 | Circuit 58d, status | 26H |
| 3 | Circuit 58d, status | 35H |
| 3 | Circuit 58d, status | 46H |
| 3 | Circuit 58d, status | 35D |
| 3 | Circuit 58d, status | 39D |
| 3 | Circuit 58d, status | 40E |
| 3 | Circuit 58d, status | 46C |
| 3 | Circuit 58d, status | 13K |
| 3 | Circuit 58d, status | 16H |
| 4 | Button/symbol illumination, actuation | 3G |
| 4 | Button/symbol illumination, actuation | 7G |
| 4 | Button/symbol illumination, actuation | 23J |
| 4 | Button/symbol illumination, actuation | 3E |
| 4 | Button/symbol illumination, actuation | 7E |
| 4 | Button/symbol illumination, actuation | 11E |
| 4 | Button/symbol illumination, actuation | 11D |
| 4 | Button/symbol illumination, actuation | 14C |
| 4 | Button/symbol illumination, actuation | 24B |
| 4 | Button/symbol illumination, actuation | 32K |
| 4 | Button/symbol illumination, actuation | 28J |
| 4 | Button/symbol illumination, actuation | 28G |
| 4 | Button/symbol illumination, actuation | 37J |
| 4 | Button/symbol illumination, actuation | 37G |
| 4 | Button/symbol illumination, actuation | 29D |
| 4 | Button/symbol illumination, actuation | 27B |
| 4 | Button/symbol illumination, actuation | 33B |
| 5 | Ambiance illumination settings, status | 15E |
| A1 | Instrument cluster | 21E |
| A1r1 | Instrument illumination brightness control | 19D |
| A2 | Radio | 42D |
| A40/3 | COMAND® control unit | 42G |
| A40/8 | Audio/COMAND® display | 46A |
| A40/9 | Audio/COMAND® control panel | 46J |
| A70/1 | Analog clock | 6C |
| CAN A | Telematics CAN | 46G |
| CAN A | Telematics CAN | 46D |
| CAN B | Interior CAN | 17F |
| CAN B | Interior CAN | 23F |
| CAN B | Interior CAN | 28F |
| CAN B | Interior CAN | 36F |
| CAN C | Drive train CAN | 15K |
| CAN E1 | Chassis CAN 1 | 15J |
| CAN E1 | Chassis CAN 1 | 18B |
| CAN E2 | Chassis CAN 2 | 17F |
| Code 246 | Analog clock | 5C |
| Code 275 | Front passenger seat memory package/electrically adjustable driver seat | 29F |
| Code 301 | Ashtray in place of stowage compartment with flap and power outlet | 10C |
| Code 351 | Emergency call system (HERMES) | 9A |
| Code 421 | 9G-TRONIC | 10K |
| Code 494 | USA version | 29C |
| Code 505 | Radio 20 NTG5, non-navigation-capable | 41C |
| Code 522 | Audio 20 radio | 41C |
| Code 531 | COMAND® APS | 41F |
| Code 876 | Interior lights package | 6H |
| Code 882 | Interior protection (only with ATA [EDW]) | 9A |
| E36/1 | Armrest stowage compartment illumination | 7H |
| LIN 1 | Instrument panel LIN | 4F |
| LIN 1 | Instrument panel LIN | 10F |
| LIN 2 | Wiper/inside rearview mirror LIN | 13C |
| LIN B5 | Left door LIN | 24K |
| LIN B5 | Left door LIN | 28H |
| LIN B6 | Right door LIN | 33K |
| LIN E1 | Steering LIN | 23B |
| N10/1 | Front SAM control unit with fuse and relay module | 13D |
| N10/2 | Rear SAM control unit with fuse and relay module | 25C |
| N135 | Steering wheel electronics | 24B |
| N150 | DIRECT SELECT INTERFACE | 12K |
| N22/7 | Automatic air conditioning control and operating unit | 38B |
| N3/10 | ME-SFI [ME] control unit | 18J |
| N3/9 | CDI control unit | 18G |
| N52 | Vario roof control control unit | 35A |
| N69/1 | Left door control unit | 26H |
| N69/2 | Right door control unit | 35H |
| N70 | Overhead control panel control unit | 14A |
| N72/1 | Upper control panel control unit | 2C |
| N80 | Steering column module control unit | 21A |
| R3 | Cigarette lighter with ashtray illumination | 11C |
| R3e1 | Ashtray illumination | 11C |
| S1 | Exterior lights switch | 2H |
| S110 | Left multifunction steering wheel button group | 27A |
| S111 | Right multifunction steering wheel button group | 29A |
| S20 | Driver-side power window and outside mirror adjustment switch group | 22J |
| S21/2 | Passenger-side power window switch | 38G |
| S22 | Left seat adjustment switch group | 30G |
| S23 | Right seat adjustment switch group | 31J |
| S76/15 | Electric parking brake switch | 10D |
| S84 | Vario roof/power window switch group | 33B |
| S85/5 | Left front door central locking interior switch | 28K |
| S85/6 | Right front door central locking interior switch | 38K |
| S88/10 | Trunk lid emergency opening switch | 30C |
| S93/3 | Anti-theft alarm system/emergency call system button group | 9B |
| U74 | Valid for diesel engines | 17G |
| U75 | Valid for gasoline engines | 17J |