Radiator Cooling Fan Motor Relay: Testing and Inspection

1. INSPECT RELAY (Marking: FAN NO.1, FAN NO.3)
(a) Check the resistance of the relay.
If the result is not as specified, replace the relay.







2. INSPECT RELAY (Marking: FAN NO.2)
(a) Check the resistance of the relay.
If the result is not as specified, replace the relay.







3. INSPECT ECT SWITCH (NO.1)
(a) Check the resistance.
If the result is not as specified, replace the switch.

NOTICE: When checking the ECT sensor in water, the terminals should be kept dry. After the check, dry the sensor.








4. INSPECT ECT SWITCH (NO.2)
(a) Check the resistance.
If the result is not as specified, replace the switch.

NOTICE: When checking the ECT sensor in water, the terminals should be kept dry. After the check, dry the sensor.