Check that the radiator fan rotates when battery voltage is applied between the terminals.
Check that there are no abnormal noises while the motor is running.
Remove the radiator fan motor relay (High and Low) from the relay box in the engine room.
Check the continuity of the terminals.
Current | Terminal No. | Yes or No |
ON | Terminal 1-3 | Continuity |
OFF | Terminal 1-3 | Non continuity |
Terminal 2-4 | Continuity |