October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Radiator Cooling Fan Control Module: Testing and Inspection

1. With ignition in the OFF position, disconnect coolant temperature sensor connector.
2. Measure resistance between sensor terminals when engine is at 200°F.
3. If resistance is not 700-1000 ohms, replace sensor.