1985 F150 5.0 FI; I'm trying to sort out this truck but the wiring diagrams I have do not give the detail I need. 4 connectors connected to nothing any help appreciated:
1. Under dash (1) red/green thick (2)red/orange thin (1) black thin with a connector end.
2. Under dash red -white -black with a connector end.
3. Under hood under master cylinder yellow thick 1 wire with a connector end.
4. Under hood under master cylinder black thin connector end.