This wiring schematic for wiring the factory windshield wiper switch on a 1969-77 Ford Bronco is great for checking the continuity of your early Bronco wiper switch wiring.
Switch Position
| Off (Park) |
| Low |
| High |
| Washer On |
Continuity Between Terminals
| 763 – 63 |
| 58 – 615 |
| 763 – 63 – 56 |
| 763 – 63 – 56 |
| 941 – 950 |
Color Code of Wiring to Wiper Switch
| 763 |
Orange/White (Power In) |
| 63 |
Red (Park Power) |
| 58 |
White (Low Speed) |
| 941 |
Black/Green (Washer Squirter) |
| 950 |
Black (Power in for Wiper) |
| 56 |
Blue (High Speed) |
| 615 |
Black (Park Circuit Power) |
Wiper Switch, 2-Speed