Avalon XL V6-3.0L (1MZ-FE) (1997)
1. Remove No. 2 cooling fan relay.
2. Inspect relay continuity.
(a) Using an ohmmeter, check that there is continuity between terminals 1 and 2.
If there is no continuity, replace the relay.
(b) Check that there is continuity between terminals 3 and 4.
If there is no continuity, replace the relay.
(c) Check that there is no continuity between terminals 3 and 5.
If there is continuity, replace the relay.
3. Inspect relay operation.
(a) Apply battery voltage across terminals 1 and 2.
(b) Using an ohmmeter, check that there is no continuity between terminals 3 and 4.
If there is continuity, replace the relay.
(c) Using an ohmmeter, check that there is continuity between terminals 3 and 5.
If there is no continuity, replace the relay.
4. Reinstall No. 2 cooling fan relay.