Hot air coming out of your Ford F250's ac system is terrible on a hot day. The A/C compressor's clutch is the mechanical portion on front of the A/C compressor that uses the rotation of the drive belt to rotate the compressor shaft. The most common reason why an A/C compressor is not turning on is because of a freon leak. mine did it 2 times in a row after a battery change so I did a relearn to the module by pulling a fuse under the kick panel. To old and too tired. There are several areas where you can check for a gas leak. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling. If this is the case, the only option is to replace the broken part. I would replace the whole A/C compressor, but there are kits that allow you to replace just the ac clutch. one hour, then started to cool down. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. It can also be found online at various websites that sell automotive parts and accessories. Drain lines plugged up and not dripping freezing up the evaporator. So, do any of the HVAC functions work? Replace the low or high-pressure sensor if needed. Need to fix your car's air conditioner? Personal Truck/Heavy Hauler 12 F350 XL 4x4 DRW CCLB 3.73 LSD Black. Check the owners manual of your vehicle or the fuse box cover to find the exact location of the AC fuses. A wiring diagram for your specific model year and engine will help you identify the root of the issue and get it fixed quickly. The air flow from the vents is choppy and not smooth. my truck is doing the same thing. 4. Observe the performance of the AC fan, condenser, and pressure pipes. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh. If it is a different fuse, please let me know. When charging an A/C system in a car, it is important to use the correct equipment. Learn More #2: A/C Does Not Work After Idle Or Short . Good luck, try the Auto on the controls and give it a few minutes. Replace the A/C control module or button. Thats why its important to have a diagram handy so that you can quickly identify which part is not functioning correctly and make the necessary repairs. Start by inspecting the condition of the cabin air filter on your F-250. The AC system uses compressed refrigerant to cool the cabin when you turn the air conditioning on. It is possible to over charge your A/C system. In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number (VIN). *** The Official Superduty Morning Coffee Thread ***. Are all of the new Ford evaporators upgraded? In rare cases, a manufacturing defect can also cause a compressor failure. Posted July 26, 2017. An advanced scan tool will be needed to monitor the evaporator core temperature sensor to make sure it is reading the correct temperature. The diagram will show the location of the air conditioning systems components and how they are connected. Since the two heat exchangers (condenser and evaporator) are designed in cross-flow design, the detergent finds the path with the least resistance and leaves the chips behind. Its available in both two-wheel and four-wheel drive configurations, and can be equipped with either a gas or diesel engine. U858033. The process is a bit different for older cars that are not compatible with the R134a type. To fix this problem, you will need to have the belt replaced. Next, check the AC condenser for . When this breaks, you will lose the operation of the A/C compressor. I have watched a few YouTubes on evap core replacement. If there isnt enough oil added with the refrigerant or to the compressor itself if it was replaced, the internal components of the compressor will wear out and cease to function. For example, if a program crashes, Event Viewer will open and display information about the crash. To fix this problem, locate the drain tube in your A/C unit. They move air through the A/C condenser to cool the freon inside. On the truck. Therefore it is recommended to do this at a workshop. Robert is a lifelong enthusiast of all things automotive. 2011 Ford F-250 Super Duty Lariat 3.31 ELOD 4X4 6.7 Power stroke 01/24/2017 110,000 MI S&B CAI SCT X4 Tuner Running a tow tune by AMDP https://amdieselperformance.ca/ ( on-demand exhaust brake from the AMDP tune).LED interior,LED AUX back-up,Westin HDX grill guard,High-idle,Aux 55 Gal Transfer tank,Draw-Tite Hide-A-Hitch gooseneck,LED puddle lights.4000x2 LED lights up front for dark country . I hope your surgery went well. This history can be helpful in understanding how the system is being used and identify potential issues before they become serious problems. Here's a few ways to help you use them most effectively and efficiently. Fan clutches and poor airflow problems can be checked pretty easily if you have hig and low side gauges, when its really hot out let the truck idle and when . Using the high side and low side pressure port, the A/C machine can charge the system with enough refrigerant to function as it should. Gauges won't do anything for this issue. Windows Event Viewer is a tool that displays detailed information about significant events on a computer. The belt should not be frayed, the belt teeth should not be chipped, cracked or peeling and the belt teeth should not be "shiny" or worn (also called "hazing"). I am having almost identical problems using Forscan on my laptop I was able to see the compressor "demand" and compressor "on" signals on the PCM, as well as the system high side pressure! One of the most common issues is with the AC compressor, which works at the heart of the air conditioning unit and has several moving parts which can become faulty. The vacuum fluorescent display window will show 888 and all . The system is filled with forming gas (nitrogen with a little hydrogen) in the workshop. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door actuator, or a defect in the climate control unit. Yes - repair is complete. a reboot usually fixes it. The only thing that helps is swapping with a new one. Check your vehicles owners manual or look under the hood to find the type of the refrigerant your vehicle uses. Everyone had the same course of action recommended, pull the dash out at 10.5 hours labor. Start the F-250's engine and allow the truck to warm up. That's why the air conditioner needs to be in top shape. 3inch downpipe, 4 in exhaust. At this point, you will need to replace your A/C expansion valve to fix the problem. Trouble with the engine including certain fault codes or misfires can cause the A/C compressor to not turn on. . Note: Dirty cabin air filter mostly only leads to reduced cooling. The air conditioner in our 2004 Mazda Miata has honestly never worked so great--it always blew out warm air. fixed ever since. The belt drives the AC pulley on the AC compressor. Cookie Policy - For example, if the buttons and controls don't work . I Have Had Problems With My Air Conditioning. Unfortunately, this procedure does not allow you to get into the deeper layers of the filter. A/C compressor not working, no DTC's. Remove the air cleaner housing to access connector C1046 and measure the resistance of the compressor clutch coil from that connector, circuits CH401 (VT-WT) and GD131 (BK-GY) and perform a wiggle test concentrating on the take out for the compressor clutch. Cleaning the evaporator in F-250 is not a simple task. Generally speaking, air-conditioning problems in Ford vehicles have their roots in two specific systems: the air management aystem and the refrigerant cycling system. The Ford F250 is a full-size truck thats been on the market since 1992. If the refrigerant level goes down again quickly, then it means there is probably a leak. There's a lot of great new features in your Ford's climate system. The replacement cost of an A/C expansion valve is anywhere from $200 to $450. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Lastly, if your blower motor is not functioning properly, this could also prevent cold air from being blown into the cabin of your truck. This can save you hours of frustration trying to figure out where that hissing sound is coming from! A tool to check this is a digital voltmeter, a test light, or a Power Probe. I have a 2011 F250 with the same issue supposedly. The drive belt (or serpentine belt) is what drives the pulley on the A/C compressor. Read more and download the 2006 Ford F-250 Repair Manual! When you start to feel cool air and not cold air, it is important to have a professional mechanic use the proper A/C machine to fill the system in your car to the proper level. 2. TSB ID: SSM 47209. Home Troubleshooting Ford F-250 AC not working causes and how to fix it. This may be one of those things that would be appropriate to take it to the dealer or a specialized A/C shop if it's not just a loose harness or ground. So, I will keep trying but everyone says its the sensor in the dash. But when I was driving at full speed the A/C worked fine but at a idle it would disenage. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. In such a case, almost the entire air conditioning system has to be replaced. Check out this case study of a Chevrolet Suburban where this happened. The sound is something like a light tapping on the door and it typically happens when you turn on/off the air conditioning system or start the engine. Evaporator temperature sensor. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Check to see if you have power at the electrical connector on the compressor. If the compressor fails, the AC will only blow warm air. Thanks, I will take it in to Ford and see if they can figure it out. Climate control module is the brain of the air-conditioning system in your Ford F-250 Super Duty, responsible for controlling all the components in the system. Climate Control Repair: 5 to 60 minutes. This can be caused by a variety of factors, including low refrigerant levels, dirty compressor coils, or a faulty compressor clutch. 3. i just baught a 2019 with the 6.4 in it, and i only have 270 miles on it, and its been at the dealership now 7 days cause the AC only blows 59 to 60 degree air out on a 90 degree day. If found dirty, clean it using a brush. Instead of changing the cabin air filter in F-250, it is often recommended to first clean the filter. To begin troubleshooting, you must first connect the diagnostic tool to your F-250. if you smell refrigerant, it's likely the core. The motor may become faulty. A good AC diagram will also show you how all of the parts are connected so that you can trace any leaks or blockages back to their source. The engine control module turns the relay on and the relay sends power from a fuse to the A/C compressor clutch. 1998 Ford Cars Workshop Repair Service Manual. When looking for the reason, you should always start with the most obvious cause, insufficient amount of refrigerant. Picked it up and it never really cooled like new so I took it back. The two most prominent symptoms of a clogged up evaporator in F-250 are: the air flow from the AC vents is choppy and not smooth, and the inside of the vehicle is developing a bad moldy smell. James B. January 20, 2021. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . the bleed air door gets confused. In this post, well walk you through finding a Ford F250 air conditioning diagram and troubleshooting some common AC problems in this model truck. Like the radiator, the air conditioning condenser on Ford F-250 sits at the front of the vehicle and is responsible for releasing the heat from the refrigerant into the ambient air. Support > More Vehicle Topics > Air Conditioning and Heating > Ford Climate Controls. 175k Mi. It is not recommended to use the DIY kits of freon or a recharging kit. I do need to replace the drivers vent door actuator, but you have to remove the whole dash and well, I am too old and too tired for that in this heat! For example, newer GM vehicles can have a drive belt for the A/C compressor alone while all other accessories are driven by another belt. With these tips in hand, you should be able to get your trucks air conditioner blowing cold air again in no time! I did read the FAQs but it does say 97 - 03 which those years are considerably older than my 11 so it appeared its specific for those years Use a feeler gauge, an eyeball doesn't fit. The last couple of months I have had intermittent cooling problems , blower works but no cool air. This hinders the condensers ability to release heat as less air passes through the mesh, which results in poor cooling in the interior. Plus, we offer free shipping on orders over $99 so shop today and save! Ford F150 Air Conditioning Troubleshooting is all about finding the reasons for an inaccurate performance. Repair any engine trouble codes that can cause the engine control module to turn the A/C compressor off. If only hot air comes out of the air vents in your F-250, then the problem probably lies somewhere else. Over time, compressors can wear out and stop working properly. Edge; 2.0L. The refrigerant may or may not be available for commercial purchase depending on the year of your Ford. The gauges showed the Freon was in spec. Air Conditioning, Power Steering, Power Windows, Power Doorlocks, Tilt Wheel, Cruise Control, Am/Fm Stereo . Both of these are at risk of clogging due to contamination, for example due to metal shavings from a failing compressor. While there are many potential causes of AC problems in a vehicle, some issues are more common than others. A forum community dedicated to Ford F-series owners and enthusiasts with a Power Stroke diesel engine. Turn on the AC and set it to the coldest setting, and the fan speed to maximum. Ford F-250 Super Duty AC Compressor Replacement. This issue turned out to be the evap temp sensor. The control will exit self-test, retain all intermittent DTCs and then turn OFF (display blank). Do Not Sell or Share My Personal Information. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Intercooler, MB diesel hpop, driven diesel complete efuel, 6637 air filter, kingpin dana 60. This with max-air selected. 1996-1999 Ford Vehicles Workshop Repair Service Manual (2.9GB DVD IMAGE!) Most kits come with a sealant that is supposed to repair leaks in the A/C system. tonneau cover. (1). However sometimes i can jump in the truck and the ac just works. Feel better with dealer working on it but maybe I should get someone else to do it. F-250 HD; K2GZ19703A; Notice: We do not stock all parts listed on our website, some . I took it to FORD as I have ESP. Do Not Sell or Share My Personal Information -. Pressure sensor. 2012 F-250 XLT, CC, SB, deleted with H&S tunes, 4" aFe exhaust, No Limit EGR delete kit, H&S CCV kit. Next, check the AC condenser for blockages. Please register or login to enable Dark Mode. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Check to see if there is any cold air blowing from the system. Archive - Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. The Fora platform includes forum software by XenForo. Youll also learn about some of the common problems that can occur with this system and how to troubleshoot them. If youre having trouble with your F250s air conditioning, there are a few things you can do to troubleshoot the issue. Check all the relevant fuses and relays related to the air-conditioning system in your F-250. It is not only responsible for pumping the refrigerant throughout the AC system but also converting the refrigerant from gaseous state to liquid state as it passes through the condenser. It consists of moving parts that convert what is actually a gaseous coolant into liquid this is how your vehicle is cooled. Advertising - If this system fails, it is normally due to a leak at the compressor. I borrowed a friends gauges and reclaimer. The function of both expansion valve and orifice tube is the same, to restrict the flow and reduce pressure of the refrigerant before it enters the evaporator coil. exhaust system components, spark plugs, air conditioning system components and more. The A/C was stuck on MAX hot air with the blower . Hopefully you can help. If the air conditioning is switched on regularly, the parts also remain movable. Some people are only alive, because it is illegal to kill them. Shut off the engine and open the hood of the F-250. Sometimes changing the temperature can temporarily stop the sound. Ford Full-size F-150 & F-250 . A dirty filter causes the overall ventilation of the interior to deteriorate resulting in reduced cooling, heating and air flow. I have a 2019 F 250 xl 6.7 that the past 2 days has stopped blowing air all together the defrost or nothing will work its happened right when I started it up or shortly there after and it wont work for anywhere from 5 to 20 mins then it will all of a sudden start blowing air again and will work fine the rest of the day. In any case, it is advisable for laypersons to visit a workshop. When the clutch is on, the internal portion of the A/C compressor is turning. There is an updated P/N for a revised edition evap core. SCT, no studsyet, Dual OEM intake air filter housings, Banks intercooler & intake elbow, Banks exhaust system, Windrunner ported intake manifold, Bullet Proof Diesel remote oil cooler & thermostat, AirDog2 (plus a couple spares), Power steering filter (Amsoil dual-bypass), MagTec deep ATF pan, Electric oil pre-lub pump, Dakota Digital gauges.