Legend of electrical function schematic for on-board electrical system control - PE54.10-P-2052-60FAB
Model 204.0/2 as of Model Year 09/YoM 08
Model 204.9
| Code | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 14J |
| A2 | Radio | 21C |
| A2/56 | Radio with auto pilot system | 24C |
| A8/1 | Transmitter key | 16C |
| A40/3 | COMAND controller unit | 27C |
| A76 | Left front reversible emergency tensioning retractor | 5B |
| A76/1 | Right front reversible emergency tensioning retractor | 5B |
| B95 | Battery sensor | 11K |
| Code 220 | PARKTRONIC (PTS) | 16B |
| Code 230 | Exclusive parking assist | 16B |
| Code 299 | PRE-SAFE® | 2A |
| Code 510 | Audio 20 with CD changer | 19B |
| Code 511 | Audio 50 APS incl. DVD changer | 23B |
| Code 512 | COMAND APS with DVD changer | 26B |
| Code 523 | Audio 20 radio | 19B |
| Code 525 | Audio 50 APSradio (CD) | 23B |
| Code 527 | COMAND APS | 26B |
| Code 550 | Trailer hitch | 26H |
| Code 890 | Liftgate control | 20H |
| F32k2 | Quiescent current cutout relay | 12D |
| G2 | Generator | 3E |
| N3/9 | CDI control unit | 2J |
| N3/10 | ME-SFI [ME] control unit | 5J |
| N10/1 | Front SAM control unit with fuse and relay module | 8E |
| N10/2 | Rear SAM control unit with fuse and relay module | 14F |
| N22/7 | Automatic air conditioning control and operating unit | 30J |
| N26/9 | Special-purpose vehicle multifunction control unit | 30C |
| N28/1 | Trailer recognition control unit | 27J |
| N51/5 | Adaptive damping system control unit | 8K |
| N62 | PARKTRONIC control unit | 17C |
| N69/1 | Left front door control unit | 18H |
| N69/2 | Right front door control unit | 18H |
| N73 | Electronic ignition switch control unit | 14B |
| N121/1 | Liftgate control control unit | 21J |
| U74 | Valid for diesel engines | 1J |
| U75 | Valid for gasoline engines | 4J |
| U113 | Valid for 2-zone THERMATIC | 29H |
| U114 | Valid for 3-zone THERMOTRONIC | 29J |
| U116 | Valid for 1-zone air conditioning | 29H |
| U540 | Valid for special-purpose vehicles | 29B |
| CAN B | Interior CAN | 11F |
| CAN B | Interior CAN | 14E |
| CAN B | Interior CAN | 14H |
| CAN B | Interior CAN | 20F |
| CAN B | Interior CAN | 28F |
| CAN E | Chassis CAN | 6F |
| CAN E | Chassis CAN | 6G |
| CAN E | Chassis CAN | 8H |
| CAN E | Chassis CAN | 12C |
| LIN B7 | On-board electrical system LIN | 12G |
| LIN C1 | Drive train LIN | 3H |
| 1 | Circuit 15, status | 15E |
| 2 | Circuit 61, status | 4H |
| 2 | Circuit 61, status | 7G |
| 2 | Circuit 61, status | 13F |
| 3 | Engine speed, signal | 6G |
| 3 | Engine speed, signal | 13F |
| 4 | Battery sensor, signal | 13G |
| 5 | On-board electrical system limp-home mode, signal | 5H |
| 5 | On-board electrical system limp-home mode, signal | 10F |
| 6 | Instrument cluster, message | 15J |
| 7 | Alternator, request | 5H |
| 7 | Alternator, request | 10F |
| 8 | Alternator, actuation | 4F |
| 9 | Consumer shutoff, request | 5D |
| 9 | Consumer shutoff, request | 5H |
| 9 | Consumer shutoff, request | 9J |
| 9 | Consumer shutoff, request | 10F |
| 9 | Consumer shutoff, request | 13B |
| 9 | Consumer shutoff, request | 18E |
| 9 | Consumer shutoff, request | 18H |
| 9 | Consumer shutoff, request | 22H |
| 9 | Consumer shutoff, request | 24E |
| 9 | Consumer shutoff, request | 28H |
| 9 | Consumer shutoff, request | 30E |
| 9 | Consumer shutoff, request | 30H |
| 10 | Idle speed increase, request | 5G |
| 10 | Idle speed increase, request | 11F |
| 11 | Quiescent current cutout relay, actuation | 13D |
| 12 | Alternator operating rate, signal | 6G |
| 12 | Alternator operating rate, signal | 12F |