SEQUENCE OF WORK
1. First of all, check the fuses.
2. If the fuses are good, disconnect the connector from the temperature sensor.
Pic. 6.9. Using a piece of wire to close the contacts in the connector (1), disconnected from the temperature sensor (2), to check the operation of the radiator fan
3. With a piece of wire, close both contacts in the connector connected to the temperature sensor (pic. 6.9). If now, after turning on the ignition, the fan starts to work, then the temperature sensor is faulty. This is the most common malfunction.
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