Toyota Celica 2005 Repair Manual page 1632

Continuity
Ohmmeter
1
3
1
3
Battery
Ohmmeter
4
1
Ohmmeter
Continuity
2005 CELICA (RM1131U)
COOLING
No. 1 Cooling
Fan relay
B08783
Ohmmeter
2
5
No Continuity
S04970
2
Ohmmeter
5
Continuity
S04969
No. 2 Cooling
Fan Relay
B08784
Continuity
Ohmmeter
2
5
3
No Continuity
S04972 S04972
− COOLING FAN RELAY
COOLING FAN RELAY
INSPECTION
1. INSPECT NO. 1 COOLING FAN RELAY
(a) Remove the relay box cover.
(b) Remove the No. 1 cooling fan relay. (Marking: FAN No. 1)
(c) Inspect the No. 1 cooling fan relay continuity.
(1) Using an ohmmeter, check that there is continuity
between terminals 1 and 2.
If there is no continuity, replace the relay.
(2) Check that there is no continuity between terminals
3 and 5.
If there is continuity, replace the relay.
(d) Inspect the No. 1 cooling fan relay operation.
(1) Apply battery positive voltage across terminals 1
and 2.
(2) Using an ohmmeter, check that there is continuity
between terminals 3 and 5.
If there is no continuity, replace the relay.
(e) Reinstall the No. 3 cooling fan relay.
(f) Reinstall the relay box cover.
2. w/ A/C:
INSPECT NO. 2 COOLING FAN RELAY
(a) Remove the relay box cover.
(b) Remove the No. 2 cooling fan relay. (Marking: FAN No. 2)
(c) Inspect the No. 2 cooling fan relay continuity.
(1) Using an ohmmeter, check that there is continuity
between terminals 1 and 2.
If there is no continuity, replace the relay.
(2) Check that there is continuity between terminals 3
and 4.
If there is no continuity, replace the relay.
(3) Check that there is no continuity between terminals
3 and 5.
If there is continuity, replace the relay.
1631
CO−31
CO054−11