Ranger 4WD L4-122 2.0L SOHC (1984)
Wiper Switch: Testing and Inspection
Fig. 5 Wiper Switch Continuity Test. 1988 Bronco II & Ranger
1.
Check continuity between switch terminals, Fig. 3.
2.
To detect marginal operation of switch, move switch lever while each reading is being taken.
3.
If switch does not show continuity or if poor continuity exists at any switch position, replace switch.