Corolla Sedan 4-Door L4-107.5 1762cc 1.8L DOHC (7A-FE) (1995)
Wiper Relay: Testing and Inspection
Fig 23 Wiper Relay. 1993 Corolla
1.
Ensure there is no continuity between terminals 3 and 4, Fig. 23.
2.
Ensure continuity exsists between terminals 4 and 5.
3.
If continuity is not as indicated, replace relay.
4.
Inspect front wiper relay operation as follows:
a. Connect battery positive lead to terminal 3 and negative to terminal 6.
b. Connect positive lead from voltmeter to terminal 5 and negative lead to terminal 6. Ensure the meter indicates 0 Volts.
c. Connect positive lead from voltmeter to terminal 4 and negative lead to terminal 6. Ensure meter indicates positive voltage.