F 250 2WD Pickup V8-351 5.8L VIN H 4-bbl HP (1985)
Fig. 5 Wiper Switch Continuity Test
1.
Check continuity between switch terminals, Figs. 4 through 6.
2.
To detect marginal operation of switch, rotate or slide switch control knob while each reading is being taken.
3.
If switch does not show continuity or if poor continuity exists at any switch position, replace switch.
