2012 f150 ac pressure switch location. It was super easy after the battery well was remo.

2012 f150 ac pressure switch location It was super easy after the battery well was remo Jun 8, 2019 · Trying to find a/c clutch switch location I’m actually trying to locate the a/c clutch switch, under the hood. This little device plays a big role in keeping your air conditioning system functioning safely and efficiently. Wear protective eyewear when removing the switch as a precaution, however. If AC isn’t cooling properly, inspect these switches for corrosion or loose wiring. 0-liter engine start to finish without having to remove the alternator. You should see a sensor on one of those lines. But 2006 F150 AC Low Pressure Port Location and Troubleshooting F150 owners often face AC refrigerant leaks and faulty pressure sensor readings causing cooling issues. Can?t figure out why I?m not getting a ground signal to close relay in!!?? Ac on max full speed, low and high May 20, 2016 · Ford F150: How to Recharge Air Conditioning You finally found and repaired the leaky HVAC problem in your F-150, but now you need to recharge it. With the AC on and the engine running, unplug the low-pressure cycling switch located on the accumulator and with a 12 volt test light or a volt meter check and see if you have battery voltage on the purpler wire and let me know the results. 4. When the A/C compressor (19703) is in operation it increases pressure on the refrigerant vapor, raising its temperature. Jul 21, 2021 · 1997 - 2003 Ford F150 - 2001 Lariat - A/C low pressure switch? - I have a 2001 Ford F-150 Lariat 4x4 SCrew that the air conditioning was not working on. I am having a/c problems. 5L Turbo Air Conditioning - Automatic A/C Circuit (W/O Navigation) - Page 2 of 3 HOT AT HOT AT ALL TIMES ALL TIMES BATTERY JUNCTION BOX (BJB) (FRONT OF 1 3 ENGINE FUSE PCM FUSE COMPT) 34 1 3 30 POWER 40A A/C 10A RELAY (EXCEPT 3. Due to factors beyond the control of RB The Mechanic, it cannot guarantee against unauthorized modifications of this information. Apr 12, 2019 · Wiring PDF A set of wiring diagrams for the 2005 Ford F150. I replaced fuse and Wide Open Throttle relay. Jul 6, 2019 · 1999 - 2016 Super Duty - how to test the 4 pin AC high pressure switch/sensor? - I'm working on my AC and I need to test the low pressure and high-pressure switches. Low pressure switch prevents compressor damage from refrigerant loss; high pressure switch protects against overpressure. A/C Recharge Kit R134a Refrigerant - https://amzn. com FREE DELIVERY possible on eligible purchases View with cosmetic engine cover installed. Summer is comin and I dont wanna fry! :help: Aug 20, 2024 · Replacing a new AC pressure sensor can solve problems such as your car not cooling, compressor not working, or repeated starts and stops. I put a jumper wire in the A/C Relay under the hood and it blows super cold. I did see refrigerant oil that seems to be leaking from the high side line. Can anyone tell me the location for that switch? I'm pretty sure it's the low pressure switch as the compressor was not engaging, but pressures were OK. "There is no low pressure cutoff switch like the old trucks have, the system is entirely electronic in it uses a single variable resistance pressure transducer as mentioned but does not act the same way and if you jumper it like you would the old HOW TO TEST AC PRESSURE SWITCH ON FORD FUSION FOCUS ESCAPE EDGE C-MAX F150 FIESTA EXPLORER KUGA If you have Ford and you want to know how to test a/c pressure switch in this video we will Jun 10, 2013 · 2009 - 2014 Ford F150 - AC high side and low side pressures - 2010 screw What high side and low pressures should I be looking for on a properly charged ac system? Is it true these trucks only hold 1. It looks like the switch would be pretty easy to replace however, does the AC system need to be depressurized before taking the switch out? Thanks Apr 25, 2025 · The low-pressure switch is located on the smaller pipe of the AC system. The a/c is blowing fairly cold but not as cold as I think it should. Today, we are going to look at the signs of a bad AC pressure switch and help you find the location. I've checked the pressure on the low side, the compressor kicks Mar 2, 2023 · If you’re like most car owners, you probably don’t think about your AC pressure switch until there’s a problem, and if you’re unlucky, that problem can be a real headache to fix. If there are none, then the next step is to check the refrigerant level. 3 since a 10 cent pin in it is busted in there. 2L oil pressure switch location a We would like to show you a description here but the site won’t allow us. Common signs of failure include a bad compressor or lack of AC. Apr 24, 2019 · About this item Refrigerant Pressure Switch Part number: 6L2Z-19D594-BA, F6CZ-19D594-CB, 6F9Z-19D594-AA, 6F9319D594AA, 6F9Z19D594AA, F6CZ19D594CB New aftermarket replacement unit Manufacturer warranty for 365 days from the date of purchase. Started the truck, put ac to max, the low side read 35 psi, high side 50psi but the compressor never Nov 14, 2023 · F150 Ac Pressure Too High If your F150’s AC pressure is too high, there are a few things you can do to fix the problem. The 2006 F150’s AC low pressure service port is located on the larger diameter aluminum tubing between the evaporator and compressor. Thanks in advance. I sourced the parts from a 1995 F-150, since I wanted a R134a system. 4l V8. 0L engine. 4L)? I am looking for a list of the componants and their location on the truck. 5 - 1997 7. A while ago I set up to add a can of R134a to it and the guage showed a decent pressure (I can't remember it at the moment). Ensure the system pressure matches the switch specifications. Jan 29, 2022 · SYMPTOMS OF BAD AC PRESSURE SWITCH ON FORD FUSION EDGE ESCAPE F150 FOCUS C-MAX FIESTA KUGA If you have Ford and you want to know the symptoms of bad a/c pressure switch in this video we will Sep 30, 2023 · 2015 - 2020 Ford F150 - High fans/Ac sensor - Hey all. Any suggestions? Genuine OEM Ford Parts Online - Pressure Switch - Ford Part # HG1Z-19D594-A - Shop Discount OEM Ford Parts & Ford Accessories Direct Online At Discount Pricing. A/c compressor wont engage. Here is a quick A/C run-through on my 1997 F-150. Apr 11, 2010 · The cycle switch must be in the closed position for the compressor to engage. Many issues, includin Aug 19, 2024 · Buy FANLIDE Air Conditioner Pressure Switch - A/C Pressure Transducer Sensor Switch Compatible with Ford F150 Expedition Explorer Escape Fusion Fiesta Replace BT4319D594AA BT4Z19D594A HG1Z19D594A YH2034: Pressure in Cycle - Amazon. Apr 12, 2018 · The sensor is a 3 wire transducer with a 5V reference wire, signal wire and a ground wire. to/3ScbjFBA/C Recharge Kit R1234YF Refrigerant - https://amzn. The high pressure is right on top, next to the batteries but I'll be damned if I can't find the low pressure. Commonly the spec is 28-31psi. 0l f-150 and my a/c compressor will not engage I've check my refrigerant level, fuse, relay and have done a EOEO test and all of that is fine. Jul 26, 2020 · I'm looking for the A/C pressure sensor switch for the low pressure side. May 13, 2021 · 2015 - 2020 Ford F150 - AC Pressure Help - So I've been chasing this infamous fans come on full speed anytime the AC is on issue. Where is that switch located? My AC was running fine then one day noticed it was not cold at idle. They are definitely different. The fan comes on, airflow increases, and the high pressure goes down, only vapor is present at the orifice, and the system goes warm. com FREE DELIVERY possible on eligible purchases Feb 14, 2023 · 4 Easy and Tested Way To Jump 3 Wire AC Pressure Switch The following are simple and tested techniques that will help you jump 3 Wire AC pressure. It will also sense low charge conditions and if the pressure is too low the PCM will not allow the The Ford F-350’s AC system uses high and low pressure switches mounted on the AC lines near the condenser and compressor. AC BLOWS HOT FIXIf you have Ford and your ac is not working, in other words the ac a May 7, 2018 · Maintenance Shop - A/C compressor not engaging - I have a 2013 5. My research tells me I need to check or replace the high pressure switch/sensor for the AC. I've checked the system pressures and everything seems ok. Explore the Ford F150 AC system diagram to understand how the air conditioning works in your vehicle. I haven’t been able to find any video about this. First, check the compressor for any leaks. 6L Motor. 0L V8 FlexFuel Crew Cab Pickup in this how-to video Dec 27, 2021 · Flow goes from compressor to condenser to orifice to evaporator to accumulator/dryer then back to compressor. A faulty […] Apr 15, 2024 · Unless you have experience working with automotive HVAC systems, having the AC pressure switch replaced by a professional mechanic is safer. If you have 12v at the low pressure switch and verify that there is enough refrigerant in the system to make the switch, try jumping out the switch. The one in the first picture looks like it doesn't undo without removing the gas, where as the one in Jun 1, 2009 · The low pressure switch is pretty common also, this can be easily diagnosed by looking at the compressor hub while the ac is on and its blowing hot. Perfect for DIY repairs and maintenance to keep your F150 cool and comfortable. We replace an AC compressor on this F150 for a fairly unique failure. The fans them turn off if I unplug the high pressure switch. Find the complete wiring diagram for the 2012 F150 model on our website. What is the best way to replace the switch? I take it that I have to bleed out the R-134, so what is the best way to draw a good vacuum on the system and replace the refrigerant? Attached is a pic of the switch. Get Yours Today! We have the best products at the right price. The clutch cycling switch or transducer changes internal resistance in response to changes in pressure. If the fuse is blown, replace it Aug 3, 2010 · 1997 - 2003 Ford F150 - 1997 F150 Air Conditioning Diagram - Does anyone know where I can find a diagram of the Air Conditioning System on a 1997 F150 (5. The manufacturer's OEM switch is made to fit your Ford like the stock equipment. Learn about the different components and their functions, from the compressor to the evaporator, and discover how they work together to keep you cool on the road. I will list below everything I have done and still won't blow cold air. I wanted to make sure there was plenty A bad AC Pressure Switch can cause your car’s air conditioning to malfunction, leading to poor cooling performance. The AC pressures read 35 on the low side and 225 on the high side. The fuse for the air conditioner is usually located in the engine bay near the battery. The 94 has the same plug right by the dryer that a 1993 f150 5. to/3u6Zg4gAutomotive HVAC Gauge Set - https:/ Nov 10, 2023 · The clutch cycling switch is usually mounted on the accumulator on the low-pressure er side of the air conditioning (A/C) system. Testing the A/C high pressure switch is essential for maintaining your vehicle’s air conditioning system. It also will store the corresponding fault code in the engine ECU or air conditioning control module. I’ve found the link to both service manuals but my car is the 2010 and it seems to crossover between both manuals Feb 5, 2025 · To effectively locate the high pressure switch in an air conditioning (AC) system, it's essential to understand its typical placement and components. 3L Power Stroke Diesel - AC high pressure switch? - Where is this located? Is it the electrical plug that plugs into the back oh the compressor manifold line? I am building pressure on the high side and losing freon through the relief valve. Mar 30, 2010 · Where is the low pressure cut off on my 03 Expy? I assume its on the accumulator/dryer? Is that mounted behind the ECM on the firewall?( I uploaded a pic, it's it behind it? AC has started to have intermittent issues, now it won't run at all. Apr 25, 2025 · If your car’s air conditioning system is giving you trouble, learning how to jump an AC pressure switch can be a practical, hands-on solution to get your AC blowing cool air again. When I jump the clutch relay for the compressor it blows cold. The air compressor constantly cycles on and off. Included with suction tube Bad AC pressure switch symptoms can quickly lead to weak or inconsistent cooling, and in this video, we cover the top signs to look for. Not even listing one. Checked power through the low psi switch, good, replace high psi transducer still has Jul 6, 2016 · Can someone please draw me a map to the low pressure switch location? I can't figure out where the heck it is. What is the correct pressure for the low side? I thought it might just need a little freon. 5 lbs of refrigerant? May 15, 2022 · I’ve replaced the high side pressure switch but I can’t find the low side. Detailed video for replacing the oil pressure sensor on a 2012 Ford F150 with the 5. If it’s low, simply add more until it reaches the proper level. The Refrigerant Cycle During stabilized conditions (air conditioning system shutdown), the refrigerant is in a vaporized state and pressures are equal throughout the system. 5L) CLUTCH 50A RELAY (3. Purged the system for 45 minutes, the system held vacuum so than I started to recharge. Apr 25, 2025 · Testing the AC high-pressure switch is crucial for maintaining our air conditioning system’s functionality and performance. But this summer's project is to completely evacuate the AC system and refill it with the May 21, 2004 · Cooling, Heating, Ventilation & A/C - Where is Low Pressure Switch? - Hello - I'm diagnosing an a/c compressor problem and have read alot on here about it. Is it because of the switch? When I'm low on freon my May 27, 2017 · With the ignition switch in RUN and the mod selection switch in one of the positions where the compressor is enabled (all except OFF, VENT or FLOOR), disconnect the high pressure switch neat the condenser and check for battery power on the purple wire. 0 engine, and the cooling fans are constantly running at high speed. The diagrams specifically cover the air conditioning circuits, both automatic and manual, as well as the anti-lock brake system. Previous owner used a stop leak and the system was full of Jun 1, 2019 · 2009 - 2014 Ford F150 - Air Conditioning Pressures - 2913 Super Crew, low AC dash temps. I was following the 2011-2025 Ford Pressure Switch HG1Z-19D594-ASKU: HG1Z-19D594-A Other Names: HVAC Pressure Switch, Pressure Sensor, Switch, AC Switch, Pressure Transducer, Pressure Valve, High Pressure Cut-Off Switch, A\/C Clutch Cycle Switch, A\/C Safety Switch, Pressure Cut-Off Switch, Switch Air Condit. I also, added a Jul 21, 2014 · 2004 - 2008 Ford F150 - electrical help! ac pressure switch - So I'm having a problem with fuse 14 blowing and cant seem to find the culprit. Detailed instructions and diagrams to help you with any electrical issues or modifications for your F150 truck. 5L V6 EcoBoost Fuel injectors (under the intake manifold) Fuel Injection pump (under cover at front of engine) Fuel Rail Pressure Sensor (FRPS) – (located at front of engine on top of rear cylinder head cover) Manifold Absolute Pressure (MAP)/Intake Air Temp (IAT) Sensor (at the front of engine on top) Camshaft position sensors (CMP Audio tracks for some languages were automatically generated. The pressure switch is a crucial safety component that monitors the pressure in the A/C system and shuts down the compressor if the pressure is too high. If that doesn’t solve the issue, then you may have a blockage in your system somewhere Mar 15, 2015 · Gotta replace the AC high pressure switch on my 7. Ford F150 AC Pressure Cutout Switch Location and Bypass Guide F150 AC systems often face compressor cycling issues and pressure switch failures causing cooling loss. Feb 27, 2022 · Seen elsewhere, apparently there is no low pressure switch like most traditional AC systems use. Is that just a safety low refrigerant switch or is it needed for normal operation ? Can I leave the Sep 13, 2025 · 7 Reasons Why Your Ford F150 Air Conditioner Is Not Working There are 7 most common reasons why your Ford F-150 AC isn’t working, including low refrigerant levels, faulty AC compressor, malfunctioning blower motor, etc. Is that just a safety low refrigerant switch or is it needed for normal operation ? Oct 23, 2022 · 1987 - 1996 F150 & Larger F-Series Trucks - 1994 ac pressure switch locations - Hey guys trying to get ac going in a 1994 f150 5. The high pressure switch changes state at a couple Sep 18, 2018 · 2010 Ford F150 Switch Locations This listing for Switch Locations shows the most asked for Inertia Fuel Fuel Cutoff switch, AC cycling switch as well as the transmission neutral/park/range/control switch. RB The Mechanic assumes no Feb 16, 2021 · Hi,As promised here are two photos. Since I was already set up, I added the This quick DIY video shows owners of the 5th generation 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 and 2019 Ford Explorer the location of the AC low pressure service valve or "port" used to Jul 23, 2021 · I have a 2001 Ford F-150 Lariat with A/C issues. Learn to locate and replace the A/C high pressure switch on a big truck with this step-by-step guide. How to add freon to recharge the ac system in a 2012 Ford F-150 XLT 5. Jun 4, 2007 · 1987 - 1996 F150 & Larger F-Series Trucks - Replacing AC Pressure Switch - Hello all, I am fairly certain the Pressure Switch on my AC has gone out. Then, diagnose the A/C clutch, test the A/C clutch relay, and check the compressor air gap. Begin by adjusting your multimeter to the ohms setting to measure resistance accurately. To test your AC pressure switch, you’ll need a trusty multimeter and a bit of May 23, 2025 · The low pressure side switch is located before the AC compressor, while the high pressure switch comes after the compressor. This article will walk you through the process of properly recharging your air conditioning to get cool air blowing through your vents once again. So the one between compressor and condenser is the high pressure switch and is on the outlet/discharge side of the compressor; the one at the dryer is in the inlet/suction side and is the low pressure. At 70F temp static pressure high and low are 74, when AC switched to max the low side drops to 24-30 psi and the high gradually climbs to 225, then the radiator cooling fan kicks on and the high immediately drops to 110 psi and May 26, 2020 · If there is extreme pressure at the sensor and high pressure check valve then the blockage would be after that right? Being low pressure valve is reading perfect PSI, only spot it could be is the expansion valve or evaporator? If you own a 2011-2019 Ford F150 and need a new A/C pressure switch, you can trust the Motorcraft brand. Feb 4, 2021 · How to replace the a/c pressure or a/c clutch cycle switch on 2011 f250. Things I want to share / wish I knew:1. We have tested these simple techniques, and without a doubt, we recommend them to you. The pressure cutout switch on a Ford F150 AC system is typically located on the high-pressure line near the condenser or receiver-drier. If you observe an infinite reading, this indicates that the switch is open and requires replacement. The second Picture is the AC pressure switch. I guess I thought it out until about now. Static pressure low side is around 120, didn't check About A/C Switch When your air conditioning cycles on and off randomly or fails to kick in, the problem could be something as simple as the AC switch. 5L air conditioning temp wont get cold, by that I mean with a dial thermometer in the air vent the temp never gets colder than 55df with a 75df outdoor temp, the air just don't feel cold, just cool. 8. I cannot find a low pressure switch (one on the dryer) from any part stores. Jun 11, 2012 · 1994. Nov 4, 2003 · 1983 - 2012 Ranger & B-Series - AC Compressor still does not work, low pressure switch??? - My AC just stopped working. 7l v6 Answered! View the answer I have this problem too Is this a good question? 2007 F150 Air Conditioning Fuses & Relay, AC Compressor Relay Location How to Tell If AC Pressure Switch Is BAD ( Signs & Symptoms) 3 Common Signs Your TXV has Failed Causing Poor A/C System Cooling May 26, 2022 · Maintenance Shop - AC high pressure switch - I am still trying to get my coolant fans from running at high speed all the time. This switch helps the AC system maintain proper cabin and evaporator temperatures. 6 V8. Jan 30, 2025 · To effectively test a 3-wire AC pressure switch, a multimeter is essential for ensuring the switch’s functionality. 2L V6 engine, covering model years 1997 to 2003. Jul 6, 2012 · The higher pressure causes liquid to be present at the orifice, and the system "cools". 3L IDI & 6. Fans run wide open again, checked all the relays, fuses everything good to go. 3L Power Stroke Diesel - Not getting power to A/c compressor - New a/c compressor/ new high low switch sensors, all fuses ok, can get power to a/c compressor if I jumped the a/c clutch relay. Jul 29, 2018 · The system has to make the low pressure limit switch before it energizes the system. But I would check for voltage at the low pressure switch harness plug before I went changing out other switches that didn't need changing. 0L Like many others, my AC cycles frequently and the vent temp is too high. Please check the applications before placing orders. There are a lot of things in an Jul 2, 2012 · What's the correct A/C pressure? by icemanrrc » Mon Jul 02, 2012 10:58 am I have a 2005 F-150 Supercrew with the 5. The first one is what i think is the low pressure switch located at the front of the car on the narrow pipe (the low pressure side). I myself was unable to find any videos on how to do this, so I decided to make one to assist anyone May 3, 2011 · 2005 F-150 - 5. Learn how to identify and access this crucial component for efficient air conditioning performance. 4 V8. AC Pressure Switch Function The function of the AC pressure switch is to This video is pretty much the first of its kind. (its an expedition but should be similar). The high speed electric radiator fan has been running contantly despite the air condition not being on and the engine is cold. Safely and easily recharge your auto AC system with AC Avalanche refrigerant. Plus, our If your air conditioning system pressure switch ever fails, this easy procedure will show you that you will be able to swap the switch without evacuating the refrigerant from the system! This The low pressure switch on a 2010 F150 is typically located on the A/C accumulator or near the receiver-drier. If its not turning, theres a problem! First try to take the handle of a hammer and tap the hub in, if it pulls in then it needs to have a shim taken out fron under the hub. I saw a YouTube video and some forums that suggested it could be a bad A/C In this video, you will learn 4 symptoms of a bad ac pressure switch. May 31, 2010 · 2007 - 2014 Expedition & Navigator - LOCATION OF A/C LOW PRESSURE SWITCH - Have a 2008 Expedition XLT with Rear Air and need to find the location of the A/C Low Pressure switch which appears to not be working. 2011 - 2016 Ford F-250 6. I believe that the lower pressure switch in the A/C line is marginal. Most AC pressure switches are found within the engine compartment, but some manufacturers put them elsewhere. It kicks in when the refrigerant pressure is too low, usually indicating a possible refrigerant leak or undercharge. Also, how do I jump the compressor after deep vacuum? I had the A/C evac'd today and put a new orifice tube in. You can use a scan tool while the A/C is running to diagnose issues with the low-pressure switch. I evaced the system,. 2016 F150 5. Nov 11, 2020 · FORD FOCUS AC PRESSURE SWITCH REPLACEMENT LOCATION, AC NOT WORKING FIX If you have Ford Focus and you need to replace the a/c ac pressure switch or you want to know where the ac pressure switch is Jun 13, 2020 · 1997 - 2003 Ford F150 - AC issue, looking for a low pressure switch to jump - 2002. Nov 10, 2022 · Ford F150 Air Conditioning Troubleshooting If your Ford F-150’s air conditioner isn’t working, troubleshoot it here. Ford A/C System Diagnosis and Repa Sep 26, 2025 · Discover the exact location of the AC pressure switch on a 2010 F150 with our detailed guide. This video will apply to any Ford F-150, the only difference will be the locat May 3, 2019 · 1995 Ford F150 AC evacuated , installed 2lb 4 oz of R134a ( have legit scale ) cools great when the low pressure switch on the side of the accumulator is jumped. 2 xlt, just replaced the ac compressor due to it leaking. Learn more #Silverado #Chevy #PressureSwitch #JoshBrown Replace Your A/C Pressure Switch I'm glad you've joined me for my new video! Sep 21, 2010 · Pre-Power Stroke Diesel (7. The pages include detailed electrical connections and color-coded pathways for easy navigation of the vehicle's wiring system. Apr 30, 2013 · Hi All, Can anyone tell me where the AC low pressure switch is. Included with suction hose. Customer: I have a 2016 Ford F150 with a 5. 5L) 2 5 FUSE Aug 31, 2023 · Buy AC Pressure Switch-Air Conditioner Clutch Pressure Sensor Switch Compatible with Ford Expedition F150 Fiesta Focus Lincoln Replaces 4673935 6F9319D594AA 6F9Z19D594AA: Air Pressure - Amazon. Warning: A Schrader valve prevents refrigerant loss during pressure cycling switch replacement. Equip cars, trucks & SUVs with 2013 Ford F150 A/C Switch from AutoZone. FORD AC AIR CONDITIONER DOES NOT WORK BECAUSE OF BAD AC PRESSURE SWITCH. this is near the bulkhead and is on the larger pipe (the high pressure side). Free Same Day Store Pickup. (Lines, Accumulator, Fuses, cycling switch, cutoff switch, etc. I checked the static pressure and a little above 100 on both the low and high lines. Attach one lead to each terminal of the pressure switch. 2018 Ford Flex 3. 5L Air Conditioning Pressures and Tests - Hello everyone, my 2012 F150 3. It appears that in '95, they had two pressure switches for the A/C, one Cycling Pressure Switch , Oct 25, 2021 · The article will go through all the bad AC pressure switch symptoms and show you how to test the AC pressure switch and bypass it. May 10, 2013 · Pre-Power Stroke Diesel (7. When it's the AC low pressure switch preventing engagement due to refrigerant loss, replacing the switch is key to restoring cold air. I'm posting this to help those who are struggling to find and replace their A/C pressure sensor. Aug 12, 2016 · The AC pressure switch protects the AC system from pressure that's too high or low. So everything works perfect when I jump the relay, without the jumper, I cannot get the compressor to engage on it's own. This typical GM air conditioning pressure switch monitors the refrigerant pressures and if there's a problem it'll shut down the compressor in order to protect it. If you’re planning to remove or replace the switch, disconnect the attached plug using a wrench to undo or loosen it first. In this Video we're going to talk about how to spot a bad AC pressure switch in your car since it’s one of those features that we tend to ignore until it cau May 9, 2021 · I have a 2012 Ford Fusion SEL 4 cylinder. The following are simple steps to jump your wire AC without. I checked the A/C related fuses and they are Jun 12, 2023 · 1987 - 1996 F150 & Larger F-Series Trucks - AC High Pressure Cut Out - Hello everyone I recently retrofitted an A/C system to my non-A/C 1989 F-150. Check out free battery charging and engine diagnostic testing while you are in store. These switches help prevent compressor damage. If you don't have 12v at that low pressure harness plug then go check for voltage at the AC relay when you have the AC compressor switch on Feb 9, 2024 · To troubleshoot the air conditioning in a Ford F150, start by verifying the customer complaint and checking the A/C system temperature. We tried soldering the pin in place, but no luck. My symptoms are that the compressor will cycle on for a second, then off for a while, then back on. Would like to know where the high pressure switch is located and the low pressure switch if it has one. 4L Power Stroke Diesel - A/C recharge location - I want to recharge my AC but I can't find the low pressure inlet. If the pressure is rising the switch will close at 31. Conversely, a reading of zero Sep 4, 2019 · In this video I take you step by step through my diagnostic and troubleshooting procedure for repairing non working air conditioning on a 2006 Ford F150 King Ranch with a 5. I can find the high side switch easy enough, but need some help on the location of the low side switch please. How to use: 2010 Ford F-150 Raptor – AC Pressure Switch Transducer Replacement. Jul 8, 2013 · A/C High Pressure Transducer Switch. The high-pressure switch on an AC unit is typically located on the high-pressure side of the AC lines, usually between the compressor and the condenser. If you need to replace your compressor we show you how here. I am assuming that the Jun 1, 2020 · There's a AC clutch relay up in the Aux-1 relay box, which is just under the stock air filter on the fenderwell. Generally as the pressure is falling, the switch will open at 28psi. According to the 2005 FORD Workshop Manual, the A/C Pressure Transducer monitors the compressor discharge pressure and talks to the powertrain control module ( PCM ). Jun 24, 2022 · 2009 - 2014 Ford F150 - AC low pressure switch replacement? - 2013 F-150 XLT 4x4 Supercrew, 5. Order Ford F150 A/C Switch online today. Note: The pressure cycling switch threaded into a fitting on the compressor-to-condenser discharge line at the right side of the engine compartment, next to the battery box. Connected battery directly to compressor, Detailed repair manual for the 2012 Ford F 150 4WD V8-5. ) Don't have the equipment to check, no problem, here's a quicky vid on how to check for low refrigerant in your truck or car. The high-pressure and high-temperature vapor is then released into the top of the A/C condenser core Jul 12, 2020 · 1997 - 2003 Ford F150 - pressure switches - I have a 2002 F150 with the 4. Mar 11, 2019 · Changing out ac pressure switch Can I change ac pressure switch without draining refrigerant on 2012 Ford F-150 3. Sep 2, 2016 · An AC clutch cycling switch meters low side AC pressure. A/C stopped working and clutch is not engaging. If the compressor energizes the coil you are looking at a bad switch. I think it might be what’s circled in red which comes off the compressor then continues on (in blue) to another connector that feeds in the side of the crankshaft. Watching this video will help you diagnose if it is time to replace your ac pressure sw You can have a leak or a restriction in the future and cost yourself alot of money, a $10-100 pressure switch is alot cheaper than a $800+ compressor and air conditioning system component change out. We begin by locating the high-pressure switch, typically found near the compressor or refrigerant line. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. It monitors refrigerant pressure to protect the compressor. I assume it's near the accumulator/drier, but I cannot find that either. Standard controls, no climate control. System V, yh2034 Notes: Included with Dehydrator. 9L) - Air Conditioning low pressure switch - I need to know where the low pressure limit switch is in order to charge my air conditioning. Checked the low side pressure and it was WAY overcharged. How much does it cost to replace an AC pressure switch? The cost of replacing an AC pressure switch can vary, but on average, you can expect to pay between $100 and $300 for parts and labor. We’ll help you figure out what’s wrong and how to fix it! The first thing you should do if your air conditioner isn’t working is to check the fuse. Aug 10, 2017 · This simple diagram with help you locate the Low Side Service Port. This switch monitors the refrigerant pressure within the A/C system, ensuring it stays within safe limits. Step 1: Reset Power-train Control Module (PCM) Fuse The first simple technique is getting rid of the Jun 24, 2025 · 2017 - 2022 Super Duty - AC Low pressure switch - I have a 2018 f250 6. Can get compressor to engage by putting 12vdc on Purple wire at compressor and then unit works fine until it Nov 2, 2023 · The A/C low-pressure switch is usually on one of the air conditioning pipes attached to the A/C compressor’s sides. I added a bit of refrigerant and now the compressor is working. - I check both 2013 F150 AC Relay and Fuse, Blower Motor Relay and Fuse Location Lehew 206K subscribers Subscribe Learn more This video shows the location of the A/C refrigerant pressure sensor on a Ford F-150 with the 4. Put the gauges back on it to find there is a restriction causing a vacuum on the low pressure side. Have replaced accumalator, orrifice tube, & condensor. It is easier to bypass the cycle switch than it is to test it We would like to show you a description here but the site won’t allow us. Jun 14, 2018 · 1987 - 1996 F150 - AC low pressure switch functions - 1995 Ford F150 AC evacuated , installed 2lb 4 oz of R134a ( have legit scale ) cools great when the low pressure switch on the side of the accumulator is jumped. 4 XLT Super Crew I live in AZ and a few weeks ago I tried to turn on the AC and only hot air. The PCM will turn off the A/C compressor in the event of high A/C system discharge pressures. In this video we show you just how easy it can be to diagnose a no air conditioning no cooling concern on your Ford f-150. We have more videos coming soon on this truck. 9L) - Jumping AC Compressor - Tried to recharge my R12 system this weekend with Freeze12. 0L. So my question is can I put straight 12v power to the ac pressure switch to make the ac at least work? Step-by-step guide on recharging air conditioner ac on Ford F150 pickup truck. 8 I compared it to. When I disconnect the AC high-pressure switch, both fans stop. Thanks for tuning in to DoWitt Garage! Jun 8, 2013 · 6. I believe sensor A is on the high pressure side of the system so look along the lines running from the compressor to the evaporator, which is the line that runs into the cab. Sep 8, 2012 · I have jumped the relay, low pressure switches and still, the ac blows warm air. Apr 25, 2025 · Feeling a bit warm inside when your air conditioning system is supposed to be cooling you down? Before you start pulling out your hair, let’s chat about a crucial component: the AC pressure switch. I've had an issue with the a/c in my truck. Repairing or maintaining an air conditioning system isn’t just for the pros; it’s something we can tackle together. Checked and added refrigerant, still no go, even though it cycled on and off for about ten times. A look in your service manual will show you the appropriate location for your model. Apr 13, 2020 · 1994. Jan 3, 2019 · 2009 - 2014 Ford F150 - 2013 F-150 A/C pressure sensor fan runs constantly - I have a 2013 Ford F-150 5. 0 190,000km When I unplug the AC pressure sensor, fans turn off. Still no go. Mar 30, 2024 · 2009 - 2014 F150 - 2012, 3. Material: Made of metal and plastic material, which is durable, good stability and conductivity. A/c relieves on high pressure. A picture would be awesome but a description in plain english would be more than helpful. Jul 11, 2024 · To test an A/C high pressure switch, use a multimeter to check for continuity. Any ideas and does anyone know the location of the high pressure switch? Nov 1, 2021 · 2004 - 2008 F150 - 2007 F150 Low pressure a/c switch location - I see many post on line and in the forums about the low pressure switch location, but nothing that tells me where it is located. Mar 5, 2011 · 2011 Ford Truck F 150 4WD V6-3. May 30, 2011 · Explorer, Sport Trac, Mountaineer & Aviator - explorer a/c pressure switch - I have a bad a/c pressure switch and was wondering if anyone knows whether or not I have to evacuate the r-134a before replacing? It is the switch on the backside of the compressor. vuajw tzrqf qbpg tnngfut fzefk llwzwv dqgmnv ujxvq zha aaxbffs ngszsda idhi ofox uldd gwlama