Turn the key to the run position, the engine does not need to be running. Thus, it has an important job. It sounds like either low antifreeze, or possibly a bad vaccume line, that usually opens a valve, so hot antifreeze is allowed to flow flow thru heater core, in some older cars, or possibly a cable, not sure here, but thought I would throw it out there. However, the radiator fan does not always start spinning on ignition. Of all the ones listed above, start with the coolant level, then check the fuse. If cooling fan turns off, go to step 23). Although the fan itself can go bad, that’s definitely not the place to start a diagnosis. I have Toyota camry 2014 always factory maintained.

If cooling fan operates, go to step 23). but notice it did not come on. Instrument panel fuse block Feb 02, 2016 | 2009 Chevrolet Aveo 1 Answer All you have to do is unplug the wires from the radiator and check their integrity by using a voltmeter. Problem is, the fan under the hood cycles on and off. If the radiator fan is not working, it’s a serious problem. The fan wiring is some of the more vulnerable wiring in your Silverado. Chevrolet Aveo (2002 – 2011) – fuse box diagram. The relay is a small box-like structure that can wear out due to extensive use. The switch appears to be fine, - Answered by a verified Auto Mechanic. If this belt broke, your radiator fan would stop working completely. Car Battery Reconditioning – How to do it? Chevy Mechanic: Dan, Technician replied 6 years ago. Very annoying.

There is not enough detail on the connector to say what it could be.
Let it cool down first. Without the coolant hitting the sensor, the temp reading will be significantly lower than the actual engine temp. Home » Electric » 5 Reasons Why Your Radiator Fan Is Not Coming On, In Electric by Magnus Sellén2 October, 202015 Comments.

If it is getting 12+ volts, the fan should be coming on. You’ll need to locate and test the engine temp sensor. My Nissan np200 heater does not blowing warm or hot air i ‘ve even changed the old thermostat and replace with new one but still the same please help. If the fan is not working even when the car is heating up there might be a problem with the wiring. He might have to remove the radiator through which needs precision and some work. I own a 2004 Chevrolet Aveo.

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Does the fan come on? Use a paper clip and jump the two wires. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. This is to prevent a fan from cycling ON and OFF excessively at idle. You need to inspect all the wiring leading into and out from the radiator fan. I have a 2010 chevy aveo 1.6 the low speed fan is not coming on and when i remove the ls relay the hspeed fan kicks on when coolant temp gets hot. Your author has personally had a shredded tire completely pull the fan wiring out of his vehicle. We are owned and operated by, 5 Reasons Why Your Radiator Fan Is Not Coming On, 5 Reasons Why Your Radiator Fan is not working, 5. If you have tried everything mentioned above and your fan is still not working, then that means it is time for you to invest in a new one. If the is no power check the heater/air conditioning fuse in the under dash … So, do not worry if the fan doesn’t immediately start working. Turn ignition off. Please enable Cookies and reload the page. If the fuse is blown simply replace it and that should solve the issue for you. I have checked electricity with test meter and the wiring is okay. If test … My car started to over heat, I think the coolant fans aren’t work, my question is Does the ac compressor clutch control the radiator cooling fan?

If your Aveo is running hot, and the fan is not running we’ve laid out the most … If the engine coolant level isn’t high enough to keep pressure in the engine it will run hot.

The first thing that you would want to do is locate the fuse for your Silverado’s radiator fan and make sure that it hasn’t blown. The fan wiring is some of the more vulnerable wiring in your Aveo. Share this conversation. Just because the radiator fan is not on does not mean that it is not working. If your Aveo is running hot, and the fan is not running we’ve laid out the most common causes of this issue below. When switch off the car and restart all gets fine again. You can test the voltage going from the fan relay to the fan itself. run a 12volt wire with a switch and just turn your fan on when it is starting to get to warm or when it needs to be on.

Command cooling fan relay on. I have a 2008 Nissan march when I start my car and after driving about 5 minutes the red thermometer light comes on the dashboard for about 11 seconds and then goes of what does that mean. The fan clutch is responsible for holding the fan to the engine and turning it. Here are the most common reasons that your radiator fan does not turn on: Before poking your hands around your fan, make sure to treat it like it still could come on, and and keep your hands out of its path. If your Silverado is running hot, and the fan is not running we’ve laid out the most common causes of this issue below. 3. Adding coolant to a radiator dry enough not to trigger the engine temp sensor can cause problems from drastic temperature change.
To stop the engine from overheating, we take the help of coolants that flow through a radiator into the engine.

Category: Chevy. I have been working with cars since I was 16 and I’m specialized with in-depth Automotive diagnostics. Disconnect cooling fan relay harness connector. It can happen. Depending on the model year and engine, the location varies.

Therefore, if the temperature sensor is faulty, it is likely that the ECU is not receiving the proper signals and thus the fan is not working. Replace the relay and your fan should start working perfectly again. Your engine temperature sensor is responsible for relaying your engine temp to the ECU. Although the fan itself can go bad, that’s definitely not the place to start a diagnosis. If your Aveo has a bad engine temp sensor the radiator fan won’t know to come on, because the ECU won’t know how hot the engine is.

Once the temp gets so hot, the ECU commands the radiator fan to come on.

Already replaced the fans, radiator, temp sensor and relays… I’m fitting to cut the wires and run them directly to the battery w a switch before I loose this vehicle! But, there won’t be enough coolant to reach the temperature sensor. Good luck!! After that, the order isn’t so important. If there is anything that you would like to add, please leave a comment below. If the radiator fan is not working, it’s a serious problem. When the request for fan activation is withdrawn, the fan may not turn OFF until the ignition switch is moved to the OFF position or the vehicle speed exceeds approximately 10 mph. Once the temp gets so hot, the ECU commands the radiator fan to come on. Moreover, the fan belt could also be the issue.

How to Convert CCA to AH/Amp Hours - Instructions, Reasons Why Your Car’s AC is Not Blowing Cold Air, Why Your Brake Lights Are Not Working, But the Tail…, Radiator Fan Symptoms, Function & Replacement Cost, Reasons Why Your Car Is Losing Power During Acceleration, 4 Reasons Why You Should Replace Your Cabin Air…. Of all the ones listed above, start with the coolant level, then check the fuse.

This process is automatic. If your car’s radiator fan is non-functional first check your car’s user manual and locates the fuse for the radiator fan. The ECU signals the radiator fan to work at the precise time. Adding coolant to a radiator dry enough not to trigger the engine temp sensor can cause problems from drastic temperature change. Need help troubleshooting a string of problems... AveoForum.com - Chevrolet Aveo Owners Club. A radiator fan can stop working due to various reasons. The first thing that you would want to do is locate the fuse for your Aveo’s radiator fan and make sure that it hasn’t blown. They are designed to only run when needed. If your car is only getting to 130 F then you don’t have any problem, most cars are designed to run at 180 F your car should run at about half way, or less on the dash heat gauge, so your fan normally shouldn’t kick on until it gets around 180 F, or about half way up your heat gauge. Since the radiator is right at the front, your mechanic does not have to open any other component to remove the radiator fan. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Dan, Technician. []))), +((!+[]+(!![])+!![]+!![]+!![]+!![]+!![]+!![]+[])+(+!![])+(!+[]+(!![])+!![]+!![]+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![])+(!+[]-(!![]))+(!+[]+(!![])+!![]+!![])+(!+[]+(!![])-[])+(!+[]+(!![])+!![]+!![]+!![])+(!+[]+(!![])+!![]))/+((+!![]+[])+(!+[]+(!![])+!![]+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![]+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![]+!![]+!![])+(!+[]+(!![])+!![]+!![]+!![])+(!+[]+(!![])-[])+(+!! Mechanicbase is a blog created for all car and automotive lovers. I recharged the system, and the ac now works. If there is anything that you would like to add, please leave a comment below.

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Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car, truck or performance vehicle running cool. If it does end up being this sensor, they are very affordable. If the compressor is running long enough to build heat in the high side of the system, and the cooling fans don’t turn on, I would begin finding the fan relays and add power to the appropriate circuit to see if the fans turn on at all. Your Aveo’s radiator fan will not kick on.


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