Temperature blend door actuator?

Tiny
RCHAMPION1958
  • MEMBER
  • 2004 FORD TAURUS
  • 3.0L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 120,470 MILES
New A/C compressor, charged. Is there an actuator failure or heater valve problem?
Thursday, April 9th, 2020 AT 5:16 PM

15 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
Hi,

Yes, there is a blend air door that controls the air temp coming into the vehicle. What I would recommend is to simply check to see if it is working. Remove it and change the temp at the dash and see if it moves. If it doesn't, replace it. Also, when you take it apart, confirm the linkage between the actuator and door is attached.

Here is a link that shows in general how one is replaced:

https://www.2carpros.com/articles/replace-blend-door-motor

________________

Here are the directions specific to your vehicle. This isn't a bad one to access. The attached pics correlate with the directions.

_______________

2004 Ford Taurus V6-3.0L DOHC VIN S
Temperature Blend Door Actuator
Vehicle Heating and Air Conditioning Air Door Actuator / Motor Service and Repair Procedures Temperature Blend Door Actuator
TEMPERATURE BLEND DOOR ACTUATOR
TEMPERATURE BLEND DOOR ACTUATOR

REMOVAL

pic 1

1. Remove the right-side lower instrument panel insulator.

pic 2

2. Remove the temperature blend door linkage shield.

pic 3

3. Remove the temperature blend door actuator.
1 Disconnect the electrical connector.
2 Remove the screws.
3 Remove the temperature blend door actuator.

INSTALLATION
1. To install, reverse the removal procedure.

________________________

Let me know if this helps or if you have other questions. Also, if you have the chance, let me know if this fixes the problem.

Take care,
Joe
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Thursday, April 9th, 2020 AT 5:28 PM
Tiny
RCHAMPION1958
  • MEMBER
  • 7 POSTS
The replacement of the actuator repaired the problem. Thank you for your expert advice!
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Friday, April 10th, 2020 AT 11:41 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
You are very welcome. I'm glad to hear you got it fixed. Take care and feel free to come back in the future if you need any help.

Take care, stay healthy, and Happy Easter.

Joe
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Saturday, April 11th, 2020 AT 10:36 PM
Tiny
JGONZO2398
  • MEMBER
  • 362 POSTS
  • 2002 FORD TAURUS
  • 3.0L
  • V6
  • 2WD
  • AUTOMATIC
  • 121,200 MILES
Back with the same issue I have had since I have owned my car: no heat. I have replaced the thermostat, the heater core, did a coolant flush, coolant is bright green, replaced my blend door actuator. So I am pretty sure I know what the problem is I just need tips. I have read online about a blend door “hack”, basically manually turning the blend door in order to change the temperature from hot to cold or vice versa. I am pretty sure the actual HVAC blend door is the problem because whenever I turn the knob to the hot side, I hear very clearly a slip inside the AC box, as if the blend door would not engage all the way. So I have read on how you can cut a hole in the side and stick your hand in there and move it that way. I just need more tips and I need to know if that is an efficient method and exactly how to do it.
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Hello,

Yes, I think the blend door actuator is bad which is common. Here is a guide to help you see what you are in for when doing the job:

https://www.2carpros.com/articles/replace-blend-door-motor

Check out the diagrams (below).

Please let us know what you find. We are interested to see what it is.

Cheers, Ken
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
JGONZO2398
  • MEMBER
  • 362 POSTS
My only question is how could it be the blend door actuator when I see that it moves whenever I turn the knob from hot to cold and vice versa, the plastic tube that sticks out from the actuator rotates and functions, but I do hear a slip and a knock from what seems like the inside of the HVAC box whenever I turn the knob to hot. Just to be more detailed, I’ve added a video to show you exactly what happens
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
JGONZO2398
  • MEMBER
  • 362 POSTS
Thank you got it fixed
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Can you confirm hot heater hoses right at the fire wall? I have seen where the heater core traps and air bubble which stopped the heat. To see if this could be the problem heat the car fully and turn the heat on full blast then jack the rear of the car as high as you can using a jack. See if the coolant level drops, next jack the front as high as it will go doing the same thing.

https://www.2carpros.com/articles/jack-up-and-lift-your-car-safely

Let us know.
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
REBECCA0122
  • MEMBER
  • 1 POST
  • 2000 FORD TAURUS
  • 6 CYL
  • 2WD
  • AUTOMATIC
How do I get to heater blend door without tearing whole dash out of car
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
Are you refering to the actuator or the door itself? The door really doesn't go bad. The actuator is usually the problem.

To remove the actuator:

First, disconnect the battery. Next, remove the right trim panel from inst. Panel. Remove the electronic blend door actuator connector. Remove the 4 screws retaining the actuator from the heater / evap housing. Remove actuator.

Let me know if this helps.

Joe
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Wednesday, July 28th, 2021 AT 12:11 PM (Merged)
Tiny
ISIDRO GARZA
  • MEMBER
  • 1 POST
  • 1999 FORD TAURUS
I cant find the temperature blend door actuator
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Wednesday, July 28th, 2021 AT 12:12 PM (Merged)
Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
Temperature control knob controls an electric blend door actuator. Blend door actuator controls the position of blend door. Blend door position determines airflow around and/or through heater core.


https://www.2carpros.com/forum/automotive_pictures/99387_Graphic1_456.jpg

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Wednesday, July 28th, 2021 AT 12:12 PM (Merged)
Tiny
WARRIORWOOD69
  • MEMBER
  • 1 POST
  • 1992 FORD TAURUS
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 93,000 MILES
Where is the blend door actuator located in this vehicle? I am not working right now and cannot afford to pay a machanic to do this work and I would like to attempt to fix this problem myself
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Wednesday, July 28th, 2021 AT 12:12 PM (Merged)
Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
You see that big black box on the passenger side? That has to come out. Along with getting your A/C lines loose, and the heater core lines. That big box has to come out, then you can access the door from the top


https://www.2carpros.com/forum/automotive_pictures/261618_1_170.jpg

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Wednesday, July 28th, 2021 AT 12:12 PM (Merged)
Tiny
BLINDMELLOJELLY
  • MEMBER
  • 1 POST
If you aren't inclined to pull the dashboard, there is a much quicker if less elegant solution. Step 1: pull the radio, cup holder, and trim piece from the dash that the radio fits into. Step 2: drill a hole in the bottom right and top right edge of the duct behind the radio. Step 3: use a rotary tool or sawzall blade to cut between the two holes. Be careful to not go any deeper than you have to. Step 4: cut across the duct from the holes to create a plastic door. Step 5: when you pull the newly created door open you'll be looking directly into the blender box. If the door is attached to the actuator still you can pull it toward you and it should lock into place for heat, or push it away for cold air. Step 6: when you're done, close your access door and duck tape it shut. Reinstall radio.

This is a quick fix obviously based on the blend door not being broken. Dropping the dash is a huge deal, and as far as I can tell, totally necessary to fix the actuator. This option is better than nothing if you need heat or cold in 30 minutes, for free.
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Wednesday, July 28th, 2021 AT 12:12 PM (Merged)

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