What causes a heater fan to stop working?

If little air is coming through the vents (hot or cold), then it could be because the blower motor for the fan or a switch or resistor that controls fan speed isn’t working. Another cause might be that the electronically controlled “blend doors” that direct air flow are stuck or broken.

How do I know if my blower relay fuse is blown?

The blower motor pushes the warm or cold air through your vehicle’s ventilation system. The blower motor is powered by a fuse-like device called a relay. If your heater or air conditioner does not blow air through the vents, this could indicate that the blower motor fuse has probably blown.

Why is the heat not working in my Ford Ranger?

The most common reasons a Ford Ranger heater isn’t working are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

Where is the fan blower fuse located?

Under the instrument panel, look under the glove box. On the right side of the fender wall you will find another fuse box.

Where is the blower fuse located?

Under the instrument panel, look under the glove box. On the right side of the fender wall you will find another fuse box. The blower motor fuse is easy to replace.

Where is the fan fuse?

The Fan fuse is housed in the fuse box located in the engine compartment, generally near the driver’s or passenger’s side fender.

Why is the heater on my Ford Ranger not working?

At the simplest level, there are two main reasons why the heater is not working. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue. If the heat is blowing, but blowing cold, it has something to do with the coolant getting to the heater core, or the heater core itself. Ranger No Heat: How the Heater Works

How does the blower motor work on a Ford Ranger?

At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your Ranger, this process has failed in one way or another.

What are the most common problems with the Ford Ranger?

One of the most common (and inconvenient) problems with the Ford Ranger is when it has no heat coming from the heater. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues.

How do I know if my Ford Ranger thermostat is bad?

If your Ranger has a built in temperature gauge, take a look at it and see if it is in the spot it is normally in after a bit of driving. If it looks like it is colder than normal, that’s a pretty good indication that there is something wrong with the thermostat. The heater core itself can go bad. Over time, they are known to clog and fail.