Beretta V6-173 2.8L (1989)
Radiator Cooling Fan Motor: Description and Operation
GENERAL DESCRIPTION
All front wheel drive vehicles with transversely mounted engines and some other vehicles, use an electric cooling fan. The fan is used for engine and
A/C condenser cooling but the fan only operates under certain conditions.
OPERATION
The electric cooling fan on this engine is totally controlled by the ECM.
The ECM will ground the cooling fan relay, which turns "ON" the fan when the following conditions are met.
^ Coolant temperature sensor signal indicating a temperature greater than 106°C (223°F).
OR
^ A/C head pressure greater than 200 psi (1380 kPa).
^ And vehicle speed less than 70 mph.
When the cooling fan is turned "ON," it will stay "ON" for a minimum time of 30 seconds.