Will a bad thermostat cause the fan not to work?
Likewise, what causes a cooling fan not to work?
A fan failure, or a failure of the fan relay or control circuit is bad news because it can allow the engine to overheat. Engine thermostat is stuck OPEN (engine never gets hot enough to turn on the fan) Faulty fan relay. A wiring problem (blown fuse, loose or corroded connector, shorts, opens, etc.)
Furthermore, what are the symptoms of a faulty cooling fan switch? Several symptoms may point to a bad or failing thermo coolant fan switch.
- Engine overheating. Engines generate an enormous amount of heat and as a result are subjected to very large temperature swings if this switch does not operate effectively.
- Check Engine Light comes on.
- Broken or shorter signal wire.
Keeping this in view, what are the symptoms of a bad thermostat?
There are several common symptoms associated with a bad or failing thermostat that will alert you that service is due.
- Temperature gauge reading very high and engine overheating.
- Temperature changing erratically.
- Coolant leaks around the thermostat housing or under the vehicle.
Can I drive my car if the fan is not working?
Yes, you can drive your car without a radiator fan, but you never should. Your vehicle's cooling system is crucial to its performance, and every time your engine overheats, you cause damage.