Yes. I am trying to instal my new blend door actuator, and the problem is I am unable to align the blend door handle with the actuator. Edit to add: OK the 2002 KJ Service manual in the link above is totally useless when it comes to the Blend Door system! I manually moved the door all the way from all heat to all cold condition, and tried any condition, but couldn't align the door with the actuator… Watch the video. and doing so will initiate a recalibration sequence for the actuators. Calibration is required after a actuator is replaced, but not necessary if power is removed. I love my Jeep, but the person that ‎designed this blend door actuator system needs to find new work. It just looked like a vacuum leak waiting to happen. Answer. I cleared one DTC from the HVAC module related to a door position overrun. (Related Article: Actuator Installation - Ford-Trucks.com) Step 6 - Remove screws securing actuator to blend door shaft. I'm trying to find the calibration procedure for the actuator. The upper actuator is located behind and below the removed elbow. Generally an 8 to 12volt signal provides the needed voltage and ground from the control head to the actuator motor. Calibrate the actuator. A common use would be for a door that only uses two positions such as a recirculation door where it is either fully open or fully closed. The average cost for a door lock actuator … ---Calibration To Calibrate: Turn the ignition switch to the OFF position. We’re the ultimate Dodge RAM forum to talk about the RAM 1500, 2500 and 3500 including the Cummins powered models. If you download the 2006 KJ Service manual instead it gives a bit more information and warns you to first mark the position of the door on its spline so that you can re-fit it in the correct position. I don’t have a scan tool and if possible I would like to avoid purchasing one. It only applies to the temperature door actuator. Remove the fuse from the HVAC control module positive circuit. Reply. Figure 7. Thank you. Jump to Latest Follow 1 - 9 of 9 Posts. If you happen to have auto controls the temperature door recalibration is performed as usual but the fuse will be labeled RDO BATT. The A/c Sometimes Works Well But Most Of The Time It Hardly Cools. When the test is complete, read HVAC DTCs. It has bi-directional control capabilities, just not the TechII calibration abilities. Turn the ignition key to the on position. Replacement can be as simple as removing three screws and swapping the motor. Figure 8. Blend Door Actuator Recalibration. I had replaced the left blend door actuator . The repair manual I read says after replacing an actuator I need to “initiate actuator calibration function using a scan tool”. Calibration is required after a actuator is replaced, but not necessary if power is removed. When the test is complete, read HVAC DTCs. For a better experience, please enable JavaScript in your browser before proceeding. Went through all the reset procedures , no help .left actuator seemed to stay in calibrate mode. I am now in production of both the single zone blend door actuator to blend door shaft as well as a blend door actuator relocation kit for when the blend door drive itself is broke. 10 sec or so later, it moved to the hot position and stayed there. Hoping it is a caliberation issue as I am only getting slightly warm air from the vents, moving the dial to cold and it does change and air gets colder. Ignition on, engine not running. The design is inherently weak, and relies on a ‎calibration phase that puts intense pressure on the weakest points in the system. The ticking noise is most likely the actuator trying to close off the hot air port but is unable to stay closed allowing hot air to mix with the cold. After doing a lot of research it looks like I need to replace the actuators for one my blend doors and the mode door. The repair manual I read says after replacing an actuator I need to “initiate actuator calibration function using a scan tool”. $50 for soft and Data Link Connector another $70. Install the fuse. Blend Door Actuator Motor Calibration Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Two Wire Actuator. I just replaced the passenger blend door actuator in my van. Mechanic's Assistant: Okay, I'll connect you to the mechanic to go over that information regarding your Dodge Challenger. I Have A 1997 Dodge Grand Caravan. But you definitely cut those trips to dealers by a huge margin. Installed the actuator, plugged it in then turned on the ignition. Save Share. Does the scan tool display any DTCs? I think there is a vacuum reservoir under the passenger side near the door. I was really paranoid about that connection. You might be able to do it with an advanced consumer-level scantool like AlfaOBD.I have it and it does have an option called, "Actuator Calibration Test", but I've never tried it. that procedure only works for regular climate control, not dual ATC like the OP states he has, (hopefully he has it fixed by now, orig post is over a year old). May 09, 2014. 2. I Replaced The Heater Core In The 93 Caravan. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. Nice video, nut not entirely correct. Coolant On Inside Of Windshield. Blend Door Actuator Motor Calibration Turn ignition key to the on position and turn on the HVAC system. 1 reply Report. Remove air duct. Two Wire Actuator: The two wire actuator is the simplest of them all. 2004 Buick Rainier. It self-indexes and should drop in. Its like I never even changed it. I need to calibrate the Manual Temperature Control. Losing A Little Coolant. Wait at least 60 seconds. Remove the fuse from the HVAC control module positive circuit. Then I manually turned the air mix door to the minimum and also the actuator to suit. 2. The overall unit enables you to adjust mode settings, like the floor, temperature, defrost, mid vent, recalibration modes, and fresh air. Jumper the motor connections at the actuator with fused battery voltage to move the motor. Nice video, nut not entirely correct. Installed the actuator, plugged it in then turned on the ignition. What I ‎discovered was this is a very common problem with my model of JGC (1999-2004). Replace the fuse. Test Complete. The software is glitchy but works for the most part. When front control panel LED lights stop flashing, this indicates calibration procedure has been successfully completed. If your vehicle has manual controls a recalibration is not possible or needed. NOTE: The fuse must be removed for more than 60 seconds to clear the control module memory. I'm looking for the re-calibration sequence for the blend door actuator on a 2011 Dodge Challenger SE. if you replaced the physical actuator motor, and the calibration has been completed (should take about 30 seconds or so) and it does the calibration every time you start the Jeep up, you may need to replace the HVAC unit its self, also using doorman units may also have an effect, as I had a door man unit that caused the calibration every time and once I … Calibration procedure should take less than 3 minutes to complete. 2. Either the actuator is faulty or … Here is how you can recalibrate the blend door actuators RE-CALIBRATING ACTUATORS When replacing the HVAC control module it will be necessary to allow the HVAC control module to perform a calibration process. My blend door actuator was making that clicking noise. Maybe a slight leak? Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. Generally, an 8 to 12 volt signal provides the needed voltage and ground from the control head to the actuator motor. or maybe off completely..) and you can hold down the recirculate button for about 10 sec. Failure to allow sufficient time to calibrate … I remember when I pulled most of my dash apart for a blend door actuator swap my position selector acted funny for a bit but corrected. I would appreciate any in put. After checking all wiring with volt/ohm meter I felt that the BCM may be causing the problem. Actuator Calibration Starting in 2001, whenever the battery is disconnected or when replacing any of the HVAC actuator motors (mode door or temperature blend) the HVAC system will have to go through a relearn or calibration process. not sure if this thread is still active but i read somewhere that you can have the truck running (maybe have your ac/heat going at a low speed? I am trying to instal my new blend door actuator, and the problem is I am unable to align the blend door handle with the actuator. I installed new actuator and it does not move the door to all positions . Every time you turn on the key it will do it turn off the key it will do it after about 5-10 seconds. He said I could pull the positive and negative wires off the battery, hold them together for 10 seconds, and then reinstall them, and that MIGHT fix it. Calibrate the actuator. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. Then I manually turned the air mix door to the minimum and also the actuator to suit. Good evening. Popular Answer. If LED lights remain flashing for longer than 3 minutes, HVAC control module has detected a fault with actuator door calibration. Blend door actuator motors are relatively inexpensive, usually less than $100. I know its the actuator making the noise I can put my fingers on it and feel it. Cost to replace a blend door actuator. I then actuated the left and right blend doors with my software. Labor times can vary depending on year, make and model. Move the key to the off position. Remove the fuse and wait 1-2 … Actuator Calibration Starting in 2001, whenever the battery is disconnected or when replacing any of the HVAC actuator motors (mode door or temperature blend) the HVAC system will have to go through a relearn or calibration process. If you remove power to the system, the air conditioning, temp and air distribution blend doors will self calibrate when power is restored. ACTUATOR CALIBRATION TEST 1. Got all 3 of them replaced but can’t get them to recalibrate. The two wire actuator is the simplest of them all. Failure to allow sufficient time to calibrate … The method used to calibrate the actuator depends on the manufacturer. Does the scan tool display any DTCs? Okay, the only recalibration procedure is for a system that has auto controls. The ticking noise is most likely the actuator trying to close off the hot air port but is unable to stay closed allowing hot air to mix with the cold. The only way I know of to perform an active blend door actuator recalibration on an LD car is with WiTech or a similar dealer-level scantool. Either the actuator is faulty or … Test resistance on the variable resistor at the actuator. Using the scan tool, select Actuator Calibration Test. See 28 - DTC-Based Diagnostics/HVAC and perform the appropriate diagnostic procedure based on vehicle HVAC system. A common use of a two wire actuator would be for a door that only uses two positions, such as a recirculation door that is either fully open or fully closed. We are having this issue now. I bought a new one from oreilly auto parts and installed it and immediately it started making the same clicking noise. Now, I'm Still Not Getting Warm Air. Using the scan tool, select Actuator Calibration Test. After doing a lot of research it looks like I need to replace the actuators for one my blend doors and the mode door. Also Know, how much does it cost to fix an actuator? Remove the screws and replace the blend door actuator. I have a 2004 Silverdo . way. Did you do what the dealership recommended, removing the battery cables, touching them together for 10 seconds and reconnect? This basically reboots your ECM and BCM. It sounds like the flap you checked. Nothing to worry about. ProfessorG of GT Service Center on . I manually moved the door all the way from all heat to all cold condition, and tried any condition, but couldn't align the door with the actuator… The blend door actuator plays an important role in moving the air and temperature direction doors into the heater plenum. If you DIDNT hear the noise be worried because that means your blend door shafts are broken. If you remove power to the system, the air conditioning, temp and air distribution blend doors will self calibrate when power is restored. Hello, It sounds like your hot/cold blend door actuator is either hanging up at times or it's loosing it's calibration range because it's starting to go bad. Ford blend door actuator calibration Ford blend door actuator calibration ---Calibration To Calibrate: Turn the ignition switch to the OFF position. In some cases, the blend door actuator can be accessed by removing the glove box. Blend Door Actuator Motor Calibration Open hood (bonnet for the RHD guys) and locate fuse #15 in the fuse box next to the battery. Ignition on, engine not running. I have a '13 1500 and gave this procedure a try with no luck. How do i calibrate the... How do I calibrate the heater door actuator. hope this helps. N ... Last thing i had to calibrate with AlfaObd was the replaced turbo controller. No. I was able to get this corrected- either by being lucky or just hitting it right. The rear defrost light flashes when the van is started and it is still blowing hot all the time. The Blower Fan Quite Working I Pulled It Out But Before Buying One I Ran Leads To The Positive And Neg On A Battery And The Fan Worked. 10 sec or so later, it moved to the hot position and stayed there. Asked by Smoothy in Millington, MI on . Hello, It sounds like your hot/cold blend door actuator is either hanging up at times or it's loosing it's calibration range because it's starting to go bad. I don’t have a scan tool and if possible I would like to avoid purchasing one. JavaScript is disabled. Yes Sent from my iPad using my fingers. I Have Coolant Fumes And Vapors Inside Vehicle. Its the blend doors doing their calibration. Actuated the left and right blend doors with my model of JGC ( 1999-2004 ) tool, select calibration... 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