How long does it take for Mazda 3 heater to go cold?
Last 1 month: Heater blows warm for about 6 minutes then goes cold. About that time the engine really heats up. I watch the coolant temperature on my OBDII device and pull over if it gets to about 230 degrees F, which happens after about 10 minutes.
When does the coolant fan run in a car?
The coolant fan will run when the coolant exceeds a certain temperature irrespective of if the engine is running or not. Some vehicles even have supplementary electric water pumps set to run after engine shut down to keep coolant circulating.
What causes Mazda 3’s cooling system to overheat?
1 year ago: Engine temperature spiked several times. Pulled over when I noticed it. 1 year ago: Engine was loosing more coolant. I tightened a hose that seemed to be leaking. Also added a Bars Leaks Radiator Stop Leak and topped off. Leak went away. Last 1 month: Heater blows warm for about 6 minutes then goes cold.
What was the problem with my Mazda 6?
Turns out this is a very common problem with all first generation Mazda 6 cars: The Fan Control Module (FCM) has a high failure rate. I replaced my FCM and it solved this problem.
What causes an engine to overheat in a Mazda?
The engine may overheat due to erratic engine cooling fan operation as a result of a faulty cooling fan control module. Replacement of the fan control module would be necessary to correct this condition. Our technicians tell us the Mazda may provide assistance with the cost of this repair. Ready to sell? CarMax buys all kinds of cars
Turns out this is a very common problem with all first generation Mazda 6 cars: The Fan Control Module (FCM) has a high failure rate. I replaced my FCM and it solved this problem.
The coolant fan will run when the coolant exceeds a certain temperature irrespective of if the engine is running or not. Some vehicles even have supplementary electric water pumps set to run after engine shut down to keep coolant circulating.
What kind of engine does a Mazda6 have?
I have a 2007 Mazda6 with the 3.0L V6 that I have owned since new. This (extraordinarily hot) summer I noticed for the first time that the radiator fan runs for 5-10 seconds after I turn the car off, even with the keys out of the ignition.
Why is my heater not working on my Mazda 2?
One of the most common (and inconvenient) problems with the Mazda 2 is when it has no heat coming from the heater. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not working.
Why is my Mazda 3 overheating and leaking coolant?
In addition to what SteveRacer noted about the coolant analysis, you have all the symptoms of interrupted coolant flow. Usually its a broken water pump but in your case it could also be a clogged cooling system from driving with a leaky head gasket for a prolonged period of time.
What should I do if my radiator is still hot?
If any part of your radiator is still hot, wait for it to cool completely before proceeding to the next step. Open your radiator’s valves. Ensure that both the intake and exit valves of the radiator are turned to the “open” position.
Why does my Mazda 2.0 have no heat?
The Mazda 2.0, 2.3, and 2.5 L engines can get air into the coolant system, which causes a “no heat” symptom when the engine is idling. At highway speeds, th… The Mazda 2.0, 2.3, and 2.5 L engines can get air into the coolant system, which causes a “no heat” symptom when the engine is idling.
How do you replace a radiator in a car?
To replace the Radiator, the technician will drain the coolant from the cooling system and remove the Radiator and radiator hoses from the vehicle. This may also require removal of plastic shrouds and other engine bay cladding to reach the part.
Can a failing radiator cause an engine to overheat?
A failing radiator can cause the engine to run hot or overheat. Most radiators are made of metal and plastic. The plastic parts can become brittle and crack over time, causing a leak of coolant (typically green or pink in color). All manufacturers have a recommended service interval for coolant renewal.
What is the function of the radiator in an engine?
The radiator’s job is to remove heat from the engine’s coolant. As hot coolant passes through the radiator it is cooled before returning to the engine, where it absorbs heat and returns to the radiator. This cooling process keeps the engine from overheating.