Ranger 4WD V6-245 4.0L (1991)
Interval Governor: Testing and Inspection
Fig. 9 Wiper Interval Governor Location. Aerostar
Fig. 10 Wiper Interval Governor Location. Bronco II, Explorer & Ranger
If interval operation is unsatisfactory, first test motor current draw, the control switch and all connecting wires for continuity. If the motor, switch and
connecting wires are good, replace the electronic governor, Figs. 9 and 10.