Where is the HVAC blend door actuator located?

Two integral mounting tabs allow the actuator to be secured with two screws to the heater-A/C unit housing. Each actuator also has an identical output shaft with splines that connects it to the linkage that drives the mode door.

Why does my Blend door actuator not move?

It does not repond at all when hooked up and you slide the temp control. Just trying to figure if it is the circuit board in the actuator or maybe the temp control. It does get some power when you turn the key on it will move about a 1/8 of the turn and then goes back and will not move at all.

Where is the mode door actuator on a Dodge Ram?

The single mode door actuator is located on the driver side end of the heater-A/C housing unit, close to the top of the distribution housing. The mode door actuator is mechanically connected to the mode door. The mode door actuator is interchangeable with the actuators for the blend air door (s) and the recirculation air door.

Where is the actuator for the air flow door?

This actuator is what controls the air flow door. There are two of them. One is for the vents and floor, and the other is for defrost. If it is changing between the vents and floor, the actuator is most likely the problem. Here are the directions for replacement. The two pics attached correlate with the directions.

What to do if hot cold blend door actuator is not working?

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Why is a blend door called a door?

The blend door is called a door because it really is just a flat panel of plastic. It opens or closes to allow air flow in whatever direction is required. It’s about as low-tech as your car can get, where the actual technology is in the actuator itself.

Why does my Blend door not turn on?

Since this is just a small electronic part, this won’t be unheard of. If that happens, the blend door won’t work, and it’s likely your temperature will just be stuck on one setting with no ability to adjust the intensity up and down, or alternate between things like the lower vents or the defroster.

Why is the actuator called a blend door?

The blend door, which the actuator controls, is what diverts and controls the flow of air. There should be controlled by some plastic gears that are responsible for moving the blend door where the actuator sends the correct signals. The blend door is called a door because it really is just a flat panel of plastic.

Why does my Blender keep blowing hot air?

Good luck with your DIY project. This could happen to you if you have replaced the battery and then your actuator door got stuck on the floor blower or blend door isn’t shutting/opening fully and by doing this procedure it will Reset the fuse and recalibrate your door actuator.

How to test blend door actuator, climate control, heater?

In some cases you can manually test the blend door actuator in others you can use computer for the diagnostics. There are usually a few blend door actuators that are part of the hvac system. This way you will know which blend door is bad and needs to be replaced. ► Like Us on FACEBOOK: https://www.facebook.com/worldmechani…

Where is the temperature actuator on a car?

Here is a typical right side temperature actuator used for dual climate controls (also temperature for signal mode units). This actuator hangs below the box which is one of the easier units to replace. Begin by using a small screwdriver to release the wiring safety clip on the harness for the actuator.

What’s the a / C and heater door mode actuator?

If you’re intermittently getting A/C and Heat, but both do work, then this video will help you fix it. The part is called an “A/C / Heater Door Mode Actuator” and looks and works similiar to door lock actuators in doors. This DIY is specifically for a Honda Odyssey 2004 and is applicable for years 1999-2004.