Camry L4-1995cc 2.0L SOHC (2S-E) (1984)
Blower Motor Relay: Testing and Inspection
Heater Relay Testing
1.
Check power source line between terminals 3 and 5 of wiring connector and body ground.
2.
Check ground connection between terminals 2 and 4 of wiring connector and body ground.
3.
Inspect relay continuity:
a. Check that continuity exists between terminals 1 and 3 and between terminals 2 and 4.
b. Check that no continuity exists between terminals 4 and 5.
4.
Inspect relay operation:
a. Apply battery voltage across terminals 1 and 3.
b. Check that continuity exists between terminals 4 and 5.
c. Check that no continuity exists between terminals 2 and 4.
5.
Replace relay if checks are not as specified.