Legend of electrical function schematic for fully integrated transmission control input signals - PE27.19-P-2055-60FAA
TRANSMISSION 722.9 in MODEL 204.0 up to model year 08/YoM 07
| Code | Designation | Coordinates |
| A8/1 | Transmitter key | 12C |
| Code 428 | Steering wheel gearshift buttons | 13E |
| N3/9 | CDI control unit | 9F |
| N3/10 | ME-SFI [ME] control unit | 12F |
| N10/1 | Front SAM control unit with fuse and relay module | 19C |
| N15/5 | Electronic selector lever module control unit | 11K |
| N30/4 | Electronic Stability Program control unit | 15A |
| N73 | Electronic ignition switch control unit | 11A |
| N80 | Steering column module control unit | 16E |
| S16/12 | Automatic transmission mode button | 8L |
| S110/1 | Steering wheel downshift button | 17L |
| S111/1 | Steering wheel upshift button | 14L |
| U74 | Valid for diesel engines | 8E |
| U75 | Valid for gasoline engines | 11E |
| X11/4 | Diagnostic connector | 19H |
| Y3/8n1 | Turbine wheel rpm sensor | 6E |
| Y3/8n2 | Internal transmission speed rpm sensor | 5E |
| Y3/8n3 | Output shaft rpm sensor | 3G |
| Y3/8n4 | Fully integrated transmission control unit | 5H |
| Y3/8s1 | Selection range sensor | 2K |
| CAN C | Drive train CAN | 11J |
| CAN-D | Diagnostic CAN | 19F |
| CAN E | Chassis CAN | 13D |
| LIN E1 | Steering LIN | 16J |
| 1 | Selection range sensor, signal | |
| 2 | Turbine wheel rpm sensor, signal | |
| 3 | Internal transmission speed rpm sensor, signal | |
| 4 | Output shaft rpm sensor, signal | |
| 5 | Automatic transmission mode button, status | |
| 6 | Electronic selector lever module control unit, selector lever position | |
| 7 | Transmission control diagnosis, communication | |
| 8 | Electronic Stability Program control unit, request | |
| 9 | Circuit 15, status | |
| 10 | Steering wheel shift buttons, status (with code 428 Steering wheel shift buttons) | |
| 11 | Engine control, request | |
| 12 | Electronic ignition lock control unit, drive authorization system-3 code request |