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how do you calibrate the blend door actuator on a jeep liberty

by Mr. Joseph Hand IV Published 4 years ago Updated 3 years ago

How do I calibrate my Jeep blend door actuator? Move the key to the off position. Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate.

Full Answer

How do I calibrate my Jeep blend door actuator?

Blend Door Actuator Motor Calibration Move the key to the off position. Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. Replace the fuse.

Do you have to calibrate blend door actuator?

Calibration is required after a actuator is replaced, but not necessary if power is removed. If you remove power to the system, the mode, temp and air distribution blend doors will self calibrate when power is restored.13-Sept-2018

How do you calibrate an actuator?

Use your clockwise manual control button to drive the actuator fully closed. Hold the enter button down for 2 seconds until the calibrate LED light starts to blink. Loosen the set screw on the main gear behind the control board and slowly rotate the main gear clockwise while watching the calibrate LED light.

How do you test a blend door actuator?

To test the blend door actuator, disconnect your vehicle's negative terminals. If your vehicle has radio code, ensure you write it down, or better still, you might perform a calibration. You might decide to take your vehicle to a mechanic garage if you don't have a calibration machine.29-Mar-2021

How do you fix mode blend door actuator problems?

Unplug the actuator. Turn on the ignition, and turn up the fan speed. Reach up with your fingers, and rotate the mode door linkage shaft to verify that it moves freely, and seems to work ok.14-Apr-2013

How do I reprogram my HVAC control module?

3:114:23How to Configure the Dorman 599-210 HVAC Control ModuleYouTubeStart of suggested clipEnd of suggested clipPosition and the blower switch in position 5 press. And hold the AC. And recirculation buttons atMorePosition and the blower switch in position 5 press. And hold the AC. And recirculation buttons at the same time for 11 to 15 seconds then release the buttons. The light for the recirculation.

Can you manually move the blend door actuator?

The actuator is what needs replacing. The arm/hinge that is moving up and down is just the thing you need to grab with your finger to manually flip the blend door over to the hot temp side.01-Feb-2008

How do I reset my AC control module?

Here are the steps you need to take to reset your AC thermostat.Shut Down Your AC at the Thermostat. ... Find Your Circuit Breaker Box. ... Reset the Circuit Breaker for Your AC Unit. ... Wait 30 Seconds. ... Turn the AC Thermostat Back On. ... Call Vredevoogd Heating & Cooling for all your Furnace & AC needs.

How do you fix a blend door?

21:0626:36How To Fix Blend Doors without Removing the HVAC Box - YouTubeYouTubeStart of suggested clipEnd of suggested clipSpray. Might actually be a little bit easier what i'm going to show you how to do today though is toMoreSpray. Might actually be a little bit easier what i'm going to show you how to do today though is to use these little caps. Right here to plug up these holes.

Will a blend door actuator cause no heat?

If the door moves easily, then the problem is in the blend door actuator or the heater control head. ... If the motor fails when the door is closed, that could cause a no heat in car condition. During air conditioning season, a bum blend door actuator can fail in a full or partially open position.13-May-2014

Why is my car blowing hot air on one side and cold air on the other?

Blend door actuators are the most common reason for the car air conditioning to blow cold air on one side and hot air on the other. They can be diagnosed with an advanced scan tool. ... If it does not move with the adjustments and commands, there is a problem with the blend door actuator and it will need to be replaced.30-Oct-2020

Why does my blend door actuator keep going out?

What Causes a bad blend door actuator? A blend door actuator is linked to an air control door pivot found on the last drive of the unit; a plastic gear set is frequently rotated from one side to another by the electric motor.An actuator can become faulty if the plastic gear set turns out to be fragile and it breaks.

How to calibrate Blend Door actuator?

Blend Door Actuator Motor Calibration 1 Turn ignition key to the on position and turn on the HVAC system. 2 Move the key to the off position. 3 Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. 4 Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. 5 Replace the fuse. 6 Turn the ignition key to the on position. You can now watch the motors move as the system goes through the calibration routine. Leave the key on for a couple of minutes to make sure that the calibration routine is completed before turning it off. You will also be able to hear additional activity as all the doors and fan speed are calibrated.

How long does it take for a car to dissipate a capacitor?

Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. Replace the fuse. Turn the ignition key to the on position. You can now watch the motors move as the system goes through the calibration routine.

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