my car heater fan stopped working

There are a few potential culprits for why your car engine coolant may not be heating up. My heater fan is not working on my jaguar x tyoe fuse ok what could it be.

How To Test Heater Blower Motor Fan Heater Ac Fan Not Working Fix Youtube

The heaterairconditioners fan blows across it and the hot air comes out of the vents.

. If the fan is not working even when the car is overheating there might be a wiring issue or a bad connection. Try checking the fuse and relays for your fans to make sure they are turning on when you turn the AC on. The system is very simple and rarely goes wrong.

HEATER AC FAN NOT WORKING FIXIf the heater blower motor fan is not working on your car we will explain how you can test. Your vehicle works with a radiator that eliminates heat from the engine giving a smooth and calm ride without damaging the parts. If there is no air from the vents or the speed cannot be controlled proceed to the next step.

Remove and check the fuse for damage. A faulty blower motor will ensure that no air blows in your car. There could be a problem with the power supply or electrical.

You may need to. So check the hoses radiator and water pump for damage. After letting the car cool remove the radiator cap and place the funnel in the opening.

However you must get it. Fixing the motor should solve the problem in this case. A blown fuse might just be the reason your car heater fan is not working.

The heater in your car works by circulating hot water from the engine into a copper or aluminum pipe coiled up in the dashboard. You may be getting hot coolant in the heater core. This is often the case.

Blown Fuse or Loose Wiring. Problems with the cooling system issues with the heating core faulty water pump or malfunctioning heating blower fan. Check the fan motor runs ok if power directly applied to it if OK-.

One of the main reasons your car heater isnt working is leakage in the radiator. The only fault that is likely to develop is that the fan stops working because of a break in the electrical circuit. Turn on the AC or heat.

The motor is usually earthed to the body by a separate wire. The Front Blower Motor Relay also known as the AC Relay located behind the junction block with a black connector B05 is the culprit. Step 2 Checking the Fuses.

The common and easy problem of car ac heater not working is leakage of water. The leakage in the. Adjust the fan speed.

Check for current from relay till the fan. Check the wirings going to the radiator fan from the control unit or relay. Your AC only working while you are driving might have to do with a low refrigerant level or it may be an indication that your electric fans are not turning on.

There are many places where leakage can occur. Pour in the new coolant until the reservoir is full. It is then the fan that you will need to replace.

HOW TO TEST HEATER BLOWER MOTOR FAN. Check the fan motor runs ok if power directly applied to it if OK-. Any of the pipes or heater core could be clogged or blocked.

Cipriana on July 13 2015 at 1004 am. Check operationreplace blower motor control relay if fitted check fan speed control resistor pack- usually mounted in. If your car heating system is not working the problem can be due to one of only four reasons.

If the coolant is low there may be air in the system which will lead to localized hot and cold spots. Refer to the fuse legend or the manual to locate the blower motor fuse. This circuit consists of a feed wire from the fusebox to the onoff switch on the dashboard or centre console and another wire from the switch to the heater motor.

Locate your vehicles fuse box. Typically the gauge needs to be in the coolant to read properly. 26 people found this helpful.

Coolant Level - The first thing to check is the coolant level. In case you notice any leakage it is the issue of not working. Problems with the vehicles heating system will not prevent you from riding your vehicle in worm days.

If it isnt it could be that the heater control valve is not working and needs to be replaced or on older cars a physical flap which alters the path of the air could be broken or disconnected from the controls. A common cause is a faulty thermostat. Check the relay for the blower motor it connects up with the hot wire that comes off the blower motor it has contacts that kick in when the switch on the dash is turned on they work together I had the same issue and thats what it was.

Your car heating consists of a heater core a fan the coolant system a thermostat a selection of tubing and pipes as well as its dashboard controls. That is where the current needs to flow. Check in the connector plugs for any signs of corrosion.

Its VERY likely that your heater core is getting stopped up. If its not moving then replace it. You can remove the thermostat and test it in a pan of hot water it should open just before it reaches the boiling point usually around 95 deg C then close as the water cools.

Do they only blow one speed. If its permanently stuck open then the car could be overcooling. All power to every one of the electrical working parts of the car is supplied via fuses.

A motor failure will obviously may cause the fan failure causing an overall car heater failure. Also check the connector plugs at the relay and control unit. Your vehicle should have a complete relay diagram showing the location of all of the vehicles electrical components such as fuses and relays.

If your heater isnt operating as it should then one or more of these components isnt doing its job properly. How You Can Replace A Radiator Hose. If there is voltage present there a fault in the fan is the reason for the radiator fan not working.

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