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Car Radiator Fan Not Working


Inconclusive due to car shakiness. - gauged temperature of top and bottom radiator hoses by hand. vw passat gt 2.0 1993Re: Help Radiator Fan Not Working ( Problem Solved ) by Bossforeva: 9:14pm On Sep 18, 2013 Maybe Faulty thermostat *jux guessing*.Re: Help Radiator Fan Not Working It cools the high pressure refrigerant vapor after it exits the compressor so it can condense into aliquid. Hmmm, this is a good one let me look at some stuff 5 out of 5 people think this is helpful. Source

There are many past theads on A/C and DIY A/C repair. JoeTheAutoGuy 34.113 visualizações 1:52 How To Tell If An AC Compressor Clutch Is Engaging-Air Conditioning In A Car - Duração: 4:16. realfixesrealfast 533.713 visualizações 3:46 How To Make AC Ice Cold, Recharge air, and Force the Compressor Clutch to Engage - Duração: 7:55. You should feel cool air coming out of the vents.  The temperature depends on ambient temperature and humidity.  If the temperature does not seem cool enough have the A/C System inspected.

Car Radiator Fan Not Working

The engine control module provides ground to the fan relays when cooling is needed, and a dropping resistor is located inside each fan motor for two-speed operation (that's why each motor Your Personal Mechanic should be able to check this out for you at little to no cost. The fan then continues to run until the coolant temperature drops back below the opening point of the switch. A failed module may also prevent one or both fans from operating, or the compressor clutch from engaging.

  • Input from the engine coolant sensor, ambient air temperature, vehicle speed sensor and other sensors may be used by the PCM to determine when the fan needs to be energized.
  • The most common cause of an automotive Air Conditioner not working properly is from “little to no Refrigerant”.  Therefore, there must be a leak somewhere.  These leaks will need to be
  • Rate the quality of this post and help RobertGary1 reputation points.
  • The Car Doctor 31.748 visualizações 6:07 Car Air Conditioning Troubleshooting - Duração: 3:01.

Only when the coolant has reached a factory default setting temperature. Worth searching. Question: Which could it be: thermostat, coolant temperature sensor, or other? Radiator Fan Not Working Symptoms Keep fingers and tools away from the fan blades.

You may hear the fan running when you shut off the engine after driving.

Rate the quality of this post and help off-track reputation points. ZIP: Shortcuts Nissan Altima Questions All Questions Ask a Question Nissan Altima Reviews Nissan Altima For Sale Search Nissan Altima Questions Nissan Altima Experts #1 Tom Demyan Reputation 1,780 #2 FordNut Mark helpful 90 Report Juan answered 2 years ago Can you help 1 out of 1 people think this is helpful. Thank you!

On some late model vehicles, the cooling fan can change speed to increase or decrease cooling as needed. When Should Radiator Fan Come On Useful Searches Recent Posts Menu Forums Forums Quick Links Search Forums Recent Posts Menu Log in Sign up AnandTech Forums: Technology, Hardware, Software, and Deals Forums > Social > The Garage i bridged the fuse and powered on the ac everything started working. Processando...

How To Test Cooling Fan Relay

Your brief description of an intermittent compressor tends to spell out the usual conditions of most a/c systems after some years of use - wear and tear ends up as a I just put a new radiator new temperature sensor. 6 out of 6 people think this is helpful. Car Radiator Fan Not Working REWARD EXCELLENCE! Cooling Fan Relay Switch After you know that everything is Cool…Twist the Radiator Cap and remove it.

This is an illustration of how your Automobile Air Conditioning System Works Check Drive Belts. this contact form The IRCM module also provides two-speed (high and low) fan operation by using an internal resistor to drop voltage to the fans. Squeeze the hose or hold it to see if there is any pressure in it what so ever. You can repair or at least maintain your vehicle yourself and save yourself a lot of money. How To Check If Radiator Fan Is Working

This fan should come on and remain on when the A/C system is operating. Air reduces the cooling efficiency of the system while moisture can freeze and form ice that causes blockages in orifice tubes andmetering valves. Check the outlet temperature of the vents from inside the vehicle. have a peek here Noisy bearings or a slower than normal speed would indicate a worn motor.

If the Check Engine light is on and there are one or more sensor trouble codes (especially a coolant sensor code, air temperature sensor code or vehicle speed sensor code), faulty Radiator Fan Not Working Overheating See How To Advertise. 58Disclaimer: Every Nairaland member is solely responsible for anything that he/she posts or uploads on Nairaland. Rate the quality of this post and help Eninety2 reputation points.

You will then look at the fluid level.

The armature closes when the coil is energized to route power to the fan motor. fdryer View Public Profile Find More Posts by fdryer 03-19-2012, 12:07 PM #3 DonP Master Member Join Date: Jun 2006 Location: VA Posts: 3,582 On some vehicles with large, wide radiators, there may be two cooling fans, or there may be a separate fan for the air conditioning condenser. Cooling Fan Relay Diagram Seems odd that neither fan will come on when A/C on or when the temperature rises to H at idle. 4 answers Today, both radiator fan motors stopped working causing the

What can i do or better yet what do i need to do and any idea on how much im looking at 3 out of 3 people think this is helpful. Put your hand on the upper radiator hose to make sure that it is not to hot. Fechar Sim, mantê-la Desfazer Fechar Este vídeo não está disponível. http://ariseoo.com/radiator-fan/how-to-check-if-radiator-fan-is-working.html am going to buy the fuse and wash the condenser/radiator.

A broken compressor is the most likely cause when the radiator and air conditioning fans don't turn. The controller is supposed to switch on both fans when the compressor clutch is engaged. Is this helping anyone so far?? 2 out of 2 people think this is helpful. Faça login para adicionar este vídeo à playlist "Assistir mais tarde" Adicionar a Carregando playlists...

Warning:  Be very cautious when inspecting and repairing your vehicle Air Conditioner yourself.  You should wear eye protection and take great precautionary measures.  Air Conditioner systems contain high pressure gas that Ask A Mechanic Over 10,000 questions answered! If you are having problems with your air conditioner and it is blowing hot air there are several things that you need to inspect.  A basic Air Conditioner Gauge and Test Mark helpful 490 Report putolile answered 3 years ago jimmy the problem is that both fan are working when the a/c is on just got the the garage and will check

Ac and blower work again after it is parked in a cooler place. Thecondenser often has its own separate electric cooling fan. On this vehicle, you should use a scan tool to see which of these inputs is energizing the fans and when. Mostrar mais Idioma: Português Local do conteúdo: Brasil Modo restrito: Desativado Histórico Ajuda Carregando...

Click the reputation button near the bottom left corner of this message box. Resistance checks should then be made on the temperature sensor or switch, and a voltage check on both sides of the relay (you will probably need a wiring diagram of the Thank you! On applications that have variable fan speeds, the PCM generates an on-off duty signal for the fan motor ("pulse width modulation") that causes the fan to run faster or slower.