Trailer Recognition Control Unit Wiring Diagram - PE31.19-P-2101-97NAA
MODEL 166 up to model year 2016 with CODE 550 (Trailer coupling) Control unit N28/1
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 48L |
| A63 | Trailer hitch release | 45L |
| CAN B | Interior CAN | 40K |
| Code 494 | USA version | 16A |
| F4 | Rear fuse box | 29L |
| F4 | Rear fuse box | 7L |
| F4f101 | Fuse 101 | 2L |
| F4f111 | Fuse 111 | 8L |
| F4f115 | Fuse 115 | 5L |
| F4f124 | Fuse 124 | 26L |
| F4f126 | Fuse 126 | 28L |
| F4f128 | Fuse 128 | 3L |
| F4f130 | Fuse 130 | 4L |
| N10 | SAM control unit | 37L |
| N28/1 | Trailer recognition control unit | 4A |
| N28/1 | Trailer recognition control unit | 12A |
| N28/1 | Trailer recognition control unit | 20A |
| N28/1 | Trailer recognition control unit | 28A |
| N28/1 | Trailer recognition control unit | 36A |
| N28/1 | Trailer recognition control unit | 44A |
| S142 | Trailer hitch locking switch | 43L |
| S142x1 | Trailer hitch lock switch electrical connector | 43J |
| S62/24 | Trailer hitch release switch | 33L |
| U2 | Valid for all except USA | 10A |
| U2 | Valid for all except USA | 42D |
| U2 | Valid for all except USA | 27A |
| W15/2 | Left footwell ground point | 24H |
| W7 | Right rear center section ground point | 3E |
| W7/9 | Trailer hitch ground point | 15H |
| W7/9 | Trailer hitch ground point | 21H |
| W8 | Liftgate ground point | 34H |
| X30/4 | Right potential distributor electrical connector (CAN) | 40L |
| X58 | Trailer socket | 13L |
| X58/11 | Trailer socket (7-pin) | 19L |
| X58/28 | Electric-Brake-Control electrical connector | 23L |
| X58/33 | Vehicle interior/trailer hitch electrical connector | 8H |
| X58/33 | Vehicle interior/trailer hitch electrical connector | 22H |