B150 1/2 Ton Van V8-318 5.2L (1985)
Fig. 10 Speed control wiring diagram. 1986 Mini-Vans/Wagons
Exc. 1986-87 Mini-Vans/Wagons
1. Disconnect double connector at switch pigtail, then connect a 12 volt power source to either end of switch terminal.
2. Connect a suitable test light to remaining terminal end and ground.
3. Test light should be "on" when pedal is in normal position and "off" when pedal is depressed.
4. If above step is not as specified, replace clutch switch.