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When fan speed is changed via the knob on the instrument cluster the blower motor resistor changes setting which changes the speed of the blower motor. A repair manual can tell you where its location is in your vehicles make and model.
The fan speed is normally one of the most adjusted features in a vehicle and thus places a high dem.
How to replace fan blower resistor. Disconnect Your Negative Battery Terminal. Start by disconnecting your negative battery cable. Remove the Glove Box.
Next youll remove the glove box. Itll be easier to work with if you empty it first. Replace the Old Resistor.
Remove the screws. How to fix a fan that doesnt work on low. If your interior AC Heat fan is not working on low or one of the fan settings isnt working then you probably ne.
Easy quick video tutorial on how to replace blower resistor and motor with no tools and in just 10 minutesHow to fix a fan that doesnt work on low. How to replace the fan blower resistor on your 97-06 jeep wrangler TJ. The blower stopped working.
I already tired replacing the fan speed switch so this was. Video tutorial on how to replace the blower motor resistor on a Ford Ranger. This is a fairly common issue amongst Rangers Explorers and most likely the Ma.
1A Auto shows you how to repair install fix change or replace a bad or broken blower motor fan speed resistor. This video is applicable to the 09 Chevy Su. Once you have removed the resistor assembly from the blower box unplug the connectors from the blower motor resistor assembly by gently pressing the plug release clips and pulling away from the assembly.
Plug your replacement blower motor resistor assembly into the appropriate wire connectors until they snap into place. How to change your blower motor resistor in your 2003 Oldsmoblie Aleroif your fans arent working at all or only working on certain settings this is for you. Blower Motor Resistor Test.
If you can hear the blower fan running but cant make it change its speed you probably have an issue with its resistor. Here are some tips on how to test a blower motor resistor. Start by looking for the blower fan resistor.
A repair manual can tell you where its location is in your vehicles make and model. A blower motor resistor is an integral part to your heating and cooling system and its ability to be adjusted to your preference. It helps control the speed of the fan that pushes the conditioned air into the cabin.
The fan speed is normally one of the most adjusted features in a vehicle and thus places a high dem. This demonstration is of a 2007 Tacoma but its a fairly common fix for most vehicles. Avoid costly repair bills.
This is a very simple and easy job that. Run positive and ground jumpers direct from battery to check in blower motor works. The ground or negative is the lower blade.
If blower runs it is more than likely the blower motor speed resistor just rear of the passenger side of engine. Take it out and re-solder all 5 plug contacts on board. Same thing I have a 2003 9-3 with manual controls and the fan suddenly wont shut off.
Through my investigation it is the Fan Control Resistor Module. The part number is 90512510 and it will cost around 250 bucks to DIY. Posted on Aug 27 2008.
When fan speed is changed via the knob on the instrument cluster the blower motor resistor changes setting which changes the speed of the blower motor. As the fan speed is one of the most frequently adjusted settings of the air conditioning system the blower motor resistor is put under constant stress which can cause it to eventually fail. What is a blower motor resistor.
The blower motor is a fan housed in the heating ventilation and air conditioning HVAC ducts normally located behind the glove box. It uses a resistor to change the speed at which the fan operates.