Why are my radiator fans not working at the same time?
Why are my radiator fans not working at the same time?
Naturally I looked to see if the fans were working. One of them is, and one of them is not. Obviously if the car is designed for two fans to run at once, then it’s not getting enough airflow at standstill and that causes my car to overheat. But if it is supposed to be that way, that means it’s something else.
Why do you need a radiator fan in a car?
To stop the engine from overheating, we take the help of coolants that flow through a radiator into the engine. The radiator’s job is to keep the coolant cool so that when it returns back into the engine, it is able to absorb more heat. A radiator fan is thus used to keep the temperature of the coolant in check. Thus, it has an important job.
Where is the relay on a radiator fan?
The fan relay is often located in the engine bay’s fuse box, but the best way is to check your repair manual to find where it is located. Testing a 4 pin relay is often very straightforward. Remove the relay and give 12 volts to pin 30 and 85. Ground pin 86 and check if there is voltage coming out from pin 87.
What happens if your coolant level is low?
If your coolant level is low, there is a chance that you will get air in the system, and the coolant temperature sensor will not read the coolant temperature correctly. If the coolant level is low, you need to refill the coolant to optimum levels. Failing to do so could risk your engine becoming overheated and seized.
Why does the radiator fan not come on when the AC is on?
In order for the AC Condensor to do its job it must stay as cool as it can. As for the engine coolant temp sensor, if the coolant is not hot enough to make the fan come on, then there is no need for the fan yet and there is no problem.
Why does my Jetta not have a cooling fan?
Simply the engine is not hot enough to turn on the cooling fan, its not hot enough outside, you are driving getting plenty of air flow through the grille to keep things cool without the assistance of the fan. Its possible that you have no problem at all. Was this answer helpful? I got a 2002 Jetta the cooling fans don’t turn on .
Why are both radiator fans supposed to work at the same time?
One of them is, and one of them is not. Obviously if the car is designed for two fans to run at once, then it’s not getting enough airflow at standstill and that causes my car to overheat. But if it is supposed to be that way, that means it’s something else. 1986 Chevy K20, 350 4×4 on Megasquirt. Brings the car home when it breaks. Future cars?
Can you turn off electric fans on Toyota?
Electric fans are a very popular mod among the Toyota off road crowd. The ability to turn your fans off for water crossings is very nice. Along the same lines of the original post; do the fans simply alternate duty back/forth, or is there more logic to it than that?
