Questions of a Do It Yourself nature should be submitted to our "DoItYourself.com Community Forums". As they are the component that rotates the fan blades and creates the air flow, any issues that eventually arise with the fan motors can quickly develop into other problems. What could be wrong. Download the PDF The PDF is 80mb in size - it's high resolution!
Catch the coolant in a clean container if you plan to reuse it. If there’s voltage running from the relay to the fan, the problem is that your fan is faulty and needs to be replaced. If this vital point becomes obstructed, the flow ofrefrigerant may be restricted or blocked causing a loss of cooling -- and possible compressor damage as well in systems that rely on The resistor on a car climate control system is actually a cluster of resistors that each resist a different amount of voltage, thus allowing the fan speed to vary.
Air and moisturecontamination may be the result of unrepaired leaks in the system, or failing to vacuum purge the system prior to recharging it with refrigerant.Blockages -- Debris, rust or debris Of course, my car is 10 years older than yours. Comments Symptoms of a Bad Ignition Switch You may also like: How to Test Ignition Coil in a Vehicle Do you know how to tell if your ignition coil needs a
Types of Electric Cooling Fan Relays There are three basic types of relays: Normally open are the most common type. Sign in to add this to Watch Later Add to Loading playlists... Sign in 40 3 Don't like this video? Radiator Fan Not Working Symptoms Any comments?
Close Learn more You're viewing YouTube in English (UK). Car Ac Fan Not Working oldskool funk 298,298 views 29:09 How To Solve An Engine Overheat Condition - EricTheCarGuy - Duration: 26:09. I've done this more than once. The problem is the two fan motors pull so much amperage that they rob voltage from the clutch.
Chrysler Neon. Car Fan Not Working Car Overheating All information is provided "AS IS." Website operating problems contact [email protected] Peter Finn 106,677 views 18:13 How Car Cooling System Works - Duration: 6:10. You can change this preference below.
Please see our terms of service for more details Skip the repair shop, our top-rated mechanics come to you. To check that the fan is working, listen for it cutting in and out, and watch the temperature gauge. Car Heater Fan Not Working Fix possible leaks using this advice. Car Radiator Fan Not Working BMAC VAGS 214,661 views 9:50 HOW 2 TAKE A RADIATOR APART, UNCLOG AND FIX IT YOURSELF & SOLVE YOUR OVERHEATING PROBLEM - Duration: 39:50.
keith 2012-02-23 02:39:21 UTC #2 If its the resistor, the fan will still work on high. keith 2012-02-23 02:39:48 UTC #3 cont You may have to remove the glove box, which is easy to do, its hooked in place, no tools required. Back to top Log In So, my car's fan stopped working. Ask A Mechanic Over 10,000 questions answered! How To Check If Radiator Fan Is Working
Try Google Search. ThePeoplesGarage 142,891 views 2:55 Heater Fan Motors: Common Faults - Duration: 4:24. Loading... On applications that have variable fan speed, the engine may also overheat if fan speed fails to increase when additional cooling is needed.
If the coil has no resistance, it is open and has failed. Radiator Fan Not Working Overheating I also noticed the ac was not working. Checking the relay for faults Short-circuit the thermo-switch terminals to test the relay.
Sign in to report inappropriate content. Sign in to add this video to a playlist. If there is not, you need to check both the wires and the fan relay to see if replacement is required. How To Test Radiator Fan Relay A new motor is supplied without a fan, which must be refitted from the old one.
If there’s voltage running from the relay to the fan, the problem is that your fan is faulty and needs to be replaced. Loading... Free the wires from clips or other fixings on the fan shroud or nearby bodywork. You can unplug and remove the motor, and test it with a regular 9 volt battery on your kitchen table.
If low, it works less efficiently and does not cool well.Dirty condenser -- The condenser is the heat exchanger mounted in front of the radiator. oldskool funk 129,802 views 31:53 How to Wire a Cooling Fan Relay - Duration: 4:00. If the fan motor is good, the fan should spin at normal speed when supplied with 12 volts. If you hear something rattling inside, the relay armature is probably broken.
Popular Articles Auto Maintenance & Care Keep Your Cool in the Heat Of Summer Dri Keep Your Cool in the Heat Of Summer Driving Auto Repair How Does a Radiator Fan realfixesrealfast 533,713 views 3:46 HVAC Blower Motor & Circuit - Duration: 3:28. Most fans should come on when the coolant reaches about 200 to 230 degrees. The quickest way to tell whether or not the electric fan(s) are working is to start the engine, let it reach normal operating temperature and then turn the A/C on.
Turn the control dial clockwise to increase the speed of the fan, or turn it counterclockwise to decrease the speed. But this test doesn't tell you if the temperature switch or temperature sensor and PCM are energizing the fan when coolant temperatures are high. The fan wouldn't come on at any setting. Be sure to connect the positive (+) and negative (—) leads to the corresponding battery terminals.
If the sensor isn’t working, your fan won’t come on because it won’t know that the temperature is hot enough to require activation, which can frequently lead to overheating. However, if the speeds were working before this failure, I;d suspect the blower fan motor itself. The last two days, when I started the car in the early morning (3am) in freezing cold temperatures of 30 degrees. Published on 22 Oct 2014Get a new resistor here: http://www.amazon.com/gp/product/B001...Quite often people are caught off-guard when their fan speed settings stop working on their vehicle's heater or air conditioning control.
Coolant Level Check the coolant level in your engine. Click the Banner Below to Ask an Expert: More Cooling System Related Articles: Electric Cooling Fan Relay Problems Overheating: Causes & Cures Troubleshoot Cooling Fan Clutch Servicing Your Cooling System Your If a compressor clutch on any vehicle has failed, the cause may be low voltage to the clutch. There are springs within the fan clutch that can wear out or corrode over the years.