2007 F150 Low Pressure Ac Port

location of the low pressure ac port on a 2010 ford explorer 4. Step 1 is something like "slowly release refrigerant into the system until the pressure reaches 30 psi. On the 2003-2007 Accord these are to the rear of the right side of the engine. I've recharged the AC in several of my previous (older) vehicles, but never my 2002 F-150 or the hubby's 2003 F-150. When the Dust Clears, Warn is still the leader. 0 Liter Diesel Engines The VT365, also known as the 6. If your vehicle is experiencing low oil pressure, it is imperative that you deal with the causes immediately. There are two basic types of automotive air conditioning systems. Check oil level. Check out free battery charging and engine diagnostic testing while you are in store. Browse your favorite brands affordable prices free shipping on many items. Re: High Side And Low Side Pressure Readings sh/sc and use a pt chart. Find the low pressure line port, which will have thicker tubing. Just checked the a/c system pressure with "good" gauges which has 2 gauges for low and high port. For the nearest location, type. We'll start with the high-pressure side as it leads from the engine to the passenger compartment: Compressor: The compressor is a pump driven by a belt attached to the engine's crankshaft. Former name for GM (only) Data Link Connector, the connector socket into which the scan tool plug is inserted; sometimes used to refer to any pre-OBDII computer signals. 2003 Ford F-150 charging A/C unit. com and affiliated sites. also had hose with it that had built-in pressure guage. If there is a problem with your compressor or evaporator, adding freon will not restore cooling. favorite this post Aug 19 2006 Mercedes SL55 AMG (FULL PART OUT) $100 (Port Coquitlam) pic hide this posting restore restore this posting. do you have a picture of the low side ac port - 1993 Chevrolet S10 Close. All four stroke motors have a port where you can hookup a fuel pressure gauge downstream of the electric high pressure fuel pump. It wasn't blowing really cold so I bought a low side pressure gauge read the instructions plus the FSM and dove in. I also disconnected the high side pressure switch connector and the compressor turns off. Step 1 is something like "slowly release refrigerant into the system until the pressure reaches 30 psi. 0L V6 1 Answer. It turns into a low pressure (@ something like 0psi) gas. Every auto air conditioning system has two service ports: one on the high pressure and one on the low pressure side. It will be on the compressor or hose between the firewall and compressor. If you have freon pressure in the system (they're usually rated at 15 psi for the 'low limit' - may be higher for R-134) then the low pressure switch will be grounded and no voltage will be present on the wire going to it if you read voltage, then the. Ford F150 News and Forum. Another plug OBDII Shorthand List. Easy to use parts catalog. defective clutch coil. I did not want to cause any damage and check inside car if air was cold or still hot. How to diagnose high head pressures at the air conditioning or heat pump compressor: What are the causes of high head pressure at an air conditioner or heat pump compressor motor? This article lists twelve causes of high head pressure and explains their causes, effects, and diagnosis. The included sheet breaks them down to either a three-step process (find the low pressure port, measure A/C system pressure, charge A/C system) or a more-detailed step-by-step process. A/C PRO is the easy DIY car A/C repair that saves time & money. 6L 3-valve, unscrew the Evaporative Emission purge valve bracket and move the bracket to the side. For the nearest location, type. Close the hood, start the engine, let everything get warm under the hood, but don't add the R134a or turn the A/C on. "the A/C system is under high pressure. 6L V8? 5 Answers. The low side gauge indicates both pressure (psi) and vacuum (in/hg). What should they read on a 01 ford with dual air? What is the low pressure side suppose to read? What is the high pressure side suppose to read? At 100 degrees outside and 60% humidity, the low reads 60 psi and the high side reads 250 psi I have the truck at idle when reading. 🚩 ☎ Call or Text FloridaTrucks. How to Find the Air Conditioning Port on a 2004 Ford F-150 by Allen Moore Air conditioning service ports on the 2004 Ford F150 allow for evacuation and recharging of the air conditioning systems refrigerant, as well as vacuum testing of the system to pinpoint leaks. What would you do to improve our website? We're always looking for ways to improve JEGS. The compressor will turn on and cycle at 45+ psi, but doesnt stay on. Leaks are the most common problem associated with the air conditioning system. We connect the lines of the A/C gauges to the high and low ports of the system to test pressure. A/C compressor cycles. Enter your car's make and model to find where the low pressure ac port is. 4 L engine and which include the original Powertrain Control Module (PCM), the Transmission Control Module (TCM), the Electronic Throttle Control (ETC) and/or the Throttle Body Assembly. When you add oil to your air conditioning system you add it through the low-pressure port where it will mix with your refrigerant and travel through the system keeping the compressor lubricated. If the low side pressure is higher than normal the most likely cause would be a refrigerant overcharge or a defective compressor. The high pressure side and the low pressure side. It will start, run about 2 seconds, then dies. So, I think I finally solved the EGR port problem and I am trying to make sure this van runs for another 30-80K miles. My A/C is blowing cool air, but it cant keep up when its 90 degree outside. The low side I would expect to see a bit lower at only 70F ambient, even with the blower on high. The low side pressure in your air conditioning system should drop down significantly when your engine is running and your AC compressor is cycling on. probably aint even e. Follow the AC line to the engine and it should be located on the left if looking at the motor. The symptoms could be a sign of serious engine problems and there are many reasons why your car might be displaying low oil pressure symptoms. 50 psi might be a touch high for the low side at that rpm, is the air blowing cold?. Let us know what you think! Please use our Contact Us page for issues that require a more immediate response. Car AC Not Blowing Cold Air - Charging Tips and FAQ's Connect the charging kit to the low side service port located in step one. Posted In V8 Engines. 🚩 2016 *Ford* *F150 SuperCrew Cab* *XLT Pickup 4D 6 1/2 ft* **. The A/C system in your F-150 consists of a compressor that is belt-driven, an evaporator and freon. "the A/C system is under high pressure. When diagnosing AC, low side readings are often the most critical to the output temperature of the system. All automotive air conditioning systems are (nearly) closed loops with a high-pressure side and low-pressure side. Air conditioning oil isn't added specifically to the compressor. That is why it is called a compressor. Check all hoses. Is this pressure change normal when a compressor shuts off? For those who are wondering, I was pugged into the port that had the "L" cap on it so I'm assuming that I had to correctly plugged into the low side. It turns out it was in fact very low on refrigerant. A line pressure test is a trick that can help you pinpoint the cause without cracking open the transmission pan or flushing fluid. Low pressure Refrigerant traveling through the evaporator absorbs heat from the passenger compartment dropping the temperature of the evaporator. AC pressure used to be difficult to measure and require expensive tools but with advances in technology and the help of local auto parts stores, it has gotten. This is a class action brought on behalf of current owners of all 2004 through 2008 Ford passenger car and light truck vehicles sold in the United States and equipped with a 5. probably aint even e. AC Compressor Operation. So, we'll begin by discussing automotive air conditioning theory of operation. 4 engine is near the condenser. The Compressor will cycle less and less as the system is closer to a full charge. These high-pressure gauges use a different size of connector, and are not usually sold with the "do-it-yourself" style A/C recharge kits. I have a 98 jeep cheerokee sport. When recharging with AC Avalanche refrigerant, for safety, you will. Note the reading on the low side gauge. Low-side air conditioner compressor motor pressure: this is the pressure in the air conditioner's refrigerant suction line (low side pressure during compressor operation) and this will be a relatively low number, often less than 100 psi. Choose top quality brands Motorcraft. • Comes complete with 30 oz. The Automotive A/C R-134a High and Low Side Service Port Repair Kit helps stop refrigerant leaks and fits most air conditioners. Turn the AC to MAX to start the radiator fans. I see, what I think is the low pressure fitting, but it appears as if I will have to remove some parts to even access it. Enter your car's make and model to find where the low pressure ac port is. Posted In 2009 - 2014 F-150. Only measure pressure while the compressor is engaged. favorite this post Aug 17 1980 corvette - runs great - $7800 (port orange) pic hide this posting restore restore this posting. any refrigeration mechanic knows what a pt chart is and should keep one with him. Ford F-250: How to Check Transmission Line Pressure. ALDL - Assembly Line Diagnostic Link. Ford F-150 10-Speed Transmission Lawsuit 2007 Ford Fusion, SEL had the air. Air conditioner system discharged. One cap is labeled "H" (for high pressure) and the other is labeled "L" (for low). The low pressure line has larger tubing than the high pressure line, making it easy to distinguish between the 2. A/C lower port location for a 2005 Ford , 500, Hi, most a/c ports are in the front of the engine in clear site but please correct me if i'm wrong that on this car, Where is the low pressure a/c fitting located i. Low Tire Pressure High Internal Leak (Pump or Gear) Pump Belt Loose Flow Control Valve Sticking Low Oil In Reservoir Air In System Front End Mis-aligned Steering Linkage/ Coupler Damaged Symptom Hard Steering Increased Effort Wheel Jerks at Low Speeds Loose Steering or Excess Wheel Return Vehicle Wanders from Side to Side Poor Wheel Return. You should consult your owner's manual to be sure, but your vehicle will have a cap over the pressure ports. Ford F-250 Super Duty parts and accessories- Buy online from our largest collection of custom car parts at affordable rates. This high-output EcoBoost generates a. DO NOT add any more refrigerant. Your car's air compressor pressure switch, is responsible for giving and cutting off power to the air compressor of the air conditioning system. Responsible for drawing in power-pumping oxygen to help your Ford F150 go further, this precision-fit, CNC-machined aluminum component delivers more than just torque and horsepower upgrades - it's engineered to grant faster throttle response to boot. [SOLVED] Oil pressure. high side pressure got too high 3. But a friend had a 2009 Ford Flex that needed an air conditioning recharge, so I agreed to accept a sample to test. Iasked for a picture showing where it is or a diagram???. Sounds like you aint got a clue. I want to add some refrigerant to see if there are any improvements. When the pressure goes below 25 psi, the pressure switch cuts the power going to the compressor, making it shut off momentarily. It takes R134a refrigerant. Air conditioner low pressure switch defective. The high side pressure. Pressure reading with a garden hose attached will not provide the most accurate reading since you are dealing with house water system pressure which might be masking low pressure from the water pump. If not continue with these troubleshooting steps. Discard the shipping disk. Diagrams: System Pressure Chart Get a quick look at what an average A/C system looks like, along with the compressor manufacturer and what the specific R-134a requirements are for your car. If it doesn't start up, you may need to bypass the low-pressure cutout switch. When the refrigerant is drawn into the. Too high pressure is either a restriction in the high side, or an absence of airflow through the condensor. The compressor clutch kicks on and off with the A/C button. defective clutch coil. If it isn't, don't bother recharging it. SOURCE: AC low pressure port location hello,good day,you have a 210 model with v 8 engine,your high pressure connection is located at front of your condenser,beside your ax. Had this been done in your case, you would have seen that the pressure was normal and immediately started looking elsewhere for the problem (i. Choose top quality brands Motorcraft. Your air conditioning system has a low-side port and a high-side port (see picture below). 4 engine is near the condenser. sounds like you need to call a pro. Ford Expedition Climate Control Problems. Ford Engine Management Fault Code Identification I give to you Ford manufacture specific diagnostic fault codes. The refrigerant pressures are typically measured at the service valves at the ac condenser. Attach the quick-connect fitting on the end of the recharge hose to your low-pressure service port. The 2016+ Infiniti Q50 and Q60 3. When it comes to your Ford Ranger, you want parts and products from only trusted brands. Professional grade service valve leak repair kit is for tightening valve cores that become loose and allow refrigerant to leak out. Yeah, always use the Low pressure side, cap may or may not have a big "L" on it but whatever kit you have to add freon with should only fit on one not the other. Every auto air conditioning system has two service ports: one on the high pressure and one on the low pressure side. I suggest getting an AC pressure gauge first (@ Walmart) to see it your system is low. Will not re-start, seems to be flooding at this point. You need to put a set of gauges on it - preferably reading high side and low side pressures. Slowly charge the system to the correct pressue w/ the engine running and AC still on full blast. Following the Automotive Fuel Injector Testing Procedure. This high-output EcoBoost generates a. Connect the recharging kit to the low pressure (suction) port. A/C lower port location for a 2005 Ford , 500, Hi, most a/c ports are in the front of the engine in clear site but please correct me if i'm wrong that on this car, Where is the low pressure a/c fitting located i. Can you tell me where the low side service port for the air conditioner is located at on a 1993 Ford Taurus 3. Leak test compressor. Buy CoolPro Blue R-134a Low Side Valve Port Cap, 13mm (CP0135): Masonry Drill Bits - Amazon. Dual Usb Charger Port +12v Cigarette Lighter Socket Panel For Car Boat. The fuel injector is the main actuator in a modern fuel injection systems. On the 2003-2007 Accord these are to the rear of the right side of the engine. STEP 4 Mark the pressure reading for each cylinder on the valve cover in chalk, then move to the next cylinder. 2010 F150 Screw shuddering @45 and 65mph. The Automotive A/C R-134a High and Low Side Service Port Repair Kit helps stop refrigerant leaks and fits most air conditioners. The AC clutch cycling switch is a very important component to a modern vehicle's AC system. Free Same Day Store Pickup. When the pressure is correct, stop filing the system and wait a few minutes. 2003 Ford F-150 charging A/C unit. why do i have high pressure at my low pressure port on my a/c ? i havent had cold air for quite some time and decided to try and fix. 4 liter uses a Fuel Pump Driver Module and these corrode and go bad all of the time which can cause no or low fuel pressure. 0 Liter Power Stroke diesel engine was used in 2003-2007 Ford Super Duty trucks and 2003-2010 Ford E-Series vans/chassis cabs, is a 32-valve pushrod V8. Order A/C High Side Charging Adapter for your 2007 Ford F-150 and pick it up in store—make your purchase, find a store near you, and get directions. So is the port near the air filter boxthe low pressure port or is it the one near the Power stearing pump?. Ford F-150 10-Speed Transmission Lawsuit 2007 Ford Fusion, SEL had the air. Air blown over the cool surface of the evaporator then comes out the vents providing the chill you expect. O-ring on high side became compromised 4. If not continue with these troubleshooting steps. The 2007 Pontiac Torrent has 357 problems & defects reported by Torrent owners. Get a new valve cap at the dealer or auto parts store. Now everytime I turn it on it'll be cold for a little while then it would just be cool. Take care not to overcharge, there are other causes of no cooling like a stuck AC compressor cycling switch or a air temp control blend door motor malfunction, what is the issue u have? does the AC compressor run?. When the compressor shuts off or you turn your car off the pressures in the system will equalize between the high and low side so the low side pressure will read much higher. Also the Low pressure hose I think is always the larger hose, at least on the cars I've worked on. Use A/C Pro's Low Pressure Port Finder tool to locate where on your car you need to start when recharging your car's air conditioner. When the pressure goes below 25 psi, the pressure switch cuts the power going to the compressor, making it shut off momentarily. High Pressure and Low Pressure Failures: Air conditioning repair Denver by Weatherwise on 06/23/11 The refrigerant circuit for an air conditioning system is divided into two sides. Click to Get Book Here By Mandy Concepcion. This is a stupid question, but I cannot find the low side port for the air conditioning on my 2001 Seville. Note: wear safety glasses while under the vehicle for eye protection as there's lots of dirt and grime under there just waiting to drop into your. I need to locate the low pressure ac port on a 2010 ford explorer 4. Where the low pressure charging port is located and what pressures shoud be when charged. I was all happyonly lasted a minute though. defective clutch coil. When you add oil to your air conditioning system you add it through the low-pressure port where it will mix with your refrigerant and travel through the system keeping the compressor lubricated. Find the low pressure line port, which will have thicker tubing. Pressure reading with a garden hose attached will not provide the most accurate reading since you are dealing with house water system pressure which might be masking low pressure from the water pump. On the 2003-2007 Accord these are to the rear of the right side of the engine. To check manifold pressure with a vacuum gauge you need to locate a port on the intake manifold or throttle body. Professional grade service valve leak repair kit is for tightening valve cores that become loose and allow refrigerant to leak out. No air coming from air conditioning vents. The low pressure tubing is always a larger diameter than the high pressure line. The 2016+ Infiniti Q50 and Q60 3. Leaks are the most common problem associated with the air conditioning system. R-134a TEMPERATURE PRESSURE CHART (Tabla de Temperaturas y Lecturas). Pressure-wise on the high side you're looking at over 300 psi. If there is a problem with your compressor or evaporator, adding freon will not restore cooling. If at any time the high pressure gauge goes above 250psi or the low pressure gauge goes above 70psi. Fuel pressure should also be tested under load with vehicle in gear or during acceleration. Go further than you ever imagined in a new Ford vehicle, built just for you. favorite this post Aug 19 BMW e36 Clutch, flywheel, and pressure plate $150 (Port Coquitlam) pic hide this posting restore restore this posting. I need to locate the low pressure ac port on a 2010 ford explorer 4. I bought the refrigerant at walmart that comes with the pressure gauge. No Cooling Effect Suction Frost Low Pressure Switch Cuts-Off High Pressure Switch Cuts-Off High Pressure Side Too High High Pressure Side Too Low Low Pressure Side Too High Low Pressure Side Too Low Both Low Pressure and High. Connect the recharging kit to the low pressure (suction) port. Browse your favorite brands affordable prices free shipping on many items. Adapted from Larry Carley’s article in Underhood Service. How To Replace AC Low Pressure Switch: Detailed Guide You Need To Follow We spend a lot of our time in the car. The verdict?. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. You want to add to the low pressure valve. favorite this post Aug 17 1980 corvette - runs great - $7800 (port orange) pic hide this posting restore restore this posting. Get the best deal for A/C Hoses & Fittings for Ford F-150 from the largest online selection at eBay. Where is the low side ac port to charge rear of vehicle The rear AC is supplied from the same compressor and charged through the same low side port under the hood, so if the front AC works ok then the problem is not a low refrigerant level in the system you have other issues like a sticking blend door or failed blend door actuator. Take a look on here for service and refill instructions. 4 engine is near the condenser. AC Compressor Pressure Readings and their Implications. P0303 Ford Description When a misfire occurs, engine speed will fluctuate. Slowly charge the system to the correct pressue w/ the engine running and AC still on full blast. Stock XJ Cherokee Tech. Commences cold air flow. Now everytime I turn it on it'll be cold for a little while then it would just be cool. Cars 101: How to Do a Compression Test. I may just wait till it warms up some and check it out! The whole part about it shutting on and off as it builds low side pressure until it's in spec and then continuing to build high side every time I turn the truck on makes no sense to me. So I did a A/C refrigerant recharge today, and want to share some lessons learned. Check oil level. Air conditioning problem 2006 F-250 6. fan,then your low pressure connection is located at engine walling near your vacuum hose for brake booster,right side ,standing in front,ty. Re: Normal 90 hp water pressure values OK on the pressure gauge. Use A/C Pro's Low Pressure Port Finder tool to locate where on your car you need to start when recharging your car's air conditioner. Replace the worn out or defective A/C components on your 2007 Ford F-150 with our superior replacement A/C relays, switches & sensors. There are typically two valves for AC refrigerant on your car. 4 liter uses a Fuel Pump Driver Module and these corrode and go bad all of the time which can cause no or low fuel pressure. Fuel pressure should also be tested under load with vehicle in gear or during acceleration. Higher low side pressures make for a unsafe AC system. Some service ports will leak a little. Your AC works by compressing the refrigerant and letting it expand thru a small orfice. Other fuel pump circuits. We connect the lines of the A/C gauges to the high and low ports of the system to test pressure. of lubricant. [SOLVED] Oil pressure. Commences cold air flow. The low pressure port for charging a 2007 Ford F150 5. 2L 2-valve engine. Like was mentioned the schrader valve in the test port is probably bad or sticking. Leaks are the most common problem associated with the air conditioning system. Where is the low pressure ac port on a 2001 f150? I need to add some r134a refrigerant - Answered by a verified Ford Mechanic. LF150TR and the standard ac- nance and care. 6L 3-valve, unscrew the Evaporative Emission purge valve bracket and move the bracket to the side. Note the reading on the low side gauge. An automotive air conditioner has a high and low side, divided by a metering device and the A/C compressor. Close the hood, start the engine, let everything get warm under the hood, but don't add the R134a or turn the A/C on. favorite this post Aug 17 1980 corvette - runs great - $7800 (port orange) pic hide this posting restore restore this posting. No air coming from air conditioning vents. Could someone advise the location of the low side A/C charging port on 2003 GMC 1500HD? A/C seems less cold, and the compressor On cycle seems to be longer than other vehicles. The A/C system in your F-150 consists of a compressor that is belt-driven, an evaporator and freon. I am hoping that the low pressure cutout switch is sensing a low level of refrigerant and thus not engaging the compressor. And the cooling differential between gasoline and a hot combustion chamber is significant. So, let's find out why the car AC not blowing cold air after recharge. The tool is pretty cute and does work, just read the instructions carefully. The Low Pressure Side port will have a cap marked L or Low. During operation refrigerant is returning to the compressor from the cooling (evaporator) coil in this line. Check out free battery charging and engine diagnostic testing while you are in store. Low Tire Pressure High Internal Leak (Pump or Gear) Pump Belt Loose Flow Control Valve Sticking Low Oil In Reservoir Air In System Front End Mis-aligned Steering Linkage/ Coupler Damaged Symptom Hard Steering Increased Effort Wheel Jerks at Low Speeds Loose Steering or Excess Wheel Return Vehicle Wanders from Side to Side Poor Wheel Return. No Cooling Effect Suction Frost Low Pressure Switch Cuts-Off High Pressure Switch Cuts-Off High Pressure Side Too High High Pressure Side Too Low Low Pressure Side Too High Low Pressure Side Too Low Both Low Pressure and High. Save on AC Compressors with great deals at Advance Auto Parts. It will start, run about 2 seconds, then dies. The low side port can always be identified in an R134A system as being smaller than the other. It's called "Pressure/temperature saturation" This chart shows the pressure/temp relationship for R-12 and R-134a. Page 1 of 3: How to Test the MAP Sensor (GM 3. 2L 2-valve engine. All automotive air conditioning systems are (nearly) closed loops with a high-pressure side and low-pressure side. You can easily recharge your car's air conditioner with A/C Pro and get your car blowing cold air again. 2005 Mercury Mountaineer Convenience AWD- AC is intermittent, Does it have a low pressure switch ?. 0 motor? Tle low pressure port is the one on the top. Connect it to the low pressure port. Turn the key to the RUN position and turn the blower fan to HI. I did test the low pressure switch by jumper method and within 15 secs compressor kick on. Pictures 1,2,4 look like the low side port which will have a schrader valve. The black. Im pretty sure I overfilled the AC lines slightly since I didn't have a gauge on me, only the hose. All with the confidence that you can do more than ever before, because you’re backed by reliable WARN® products. The Low Pressure Side port will have a cap marked L or Low. High-side port caps are usually marked "H" and the high-side lines are narrower than the low-side lines which usually have their service port caps marked "L". Start your truck and wait about 15 minutes for it to warm up. The high side pressure. Check oil level. Attach the quick-connect fitting on the end of the recharge hose to your low-pressure service port. Draining is the slow part. The Automotive A/C R-134a High and Low Side Service Port Repair Kit helps stop refrigerant leaks and fits most air conditioners. That is why the external cap is used. Air conditioner not as cold as it. I suggest getting an AC pressure gauge first (@ Walmart) to see it your system is low. No Cooling Effect Suction Frost Low Pressure Switch Cuts-Off High Pressure Switch Cuts-Off High Pressure Side Too High High Pressure Side Too Low Low Pressure Side Too High Low Pressure Side Too Low Both Low Pressure and High. Have the system evacuated, charged and leak tested by an MVAC certified technician, utilizing approved recovery/recycling equipment. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Below are normal car AC pressure readings with 134A. Look up the ambient temp and it will show you the pressure you'll see in the system. Ford F-150 fuse box diagram. When the compressor was on, the pressure on the gage was normal but when it shut off, the pressure spiked off the gauge. I was able to see that the clutch is at least spinning when the AC button is on and it is stationary with the button is off. Checker has two different Hi Pressure switches. Under the hood is the 24-valve, twin-turbo HO 3. A manifold gauge set measures refrigerant pressures inside of an air conditioning system. This A/C Manifold Gauge Set is designed to test automotive air conditioning systems (using R134A Freon only) by comparing the "high side" and "low side" pressure reading to the vehicle manufacturer’s A/C system specifications. Close the hood, start the engine, let everything get warm under the hood, but don't add the R134a or turn the A/C on. Easy to use parts catalog. So is the port near the air filter boxthe low pressure port or is it the one near the Power stearing pump?. High pressure on low side of A/C lines? Turned on wife's A/C in her 02 golf, and it blows out normal air - no cooling feeling at all. Car AC Not Blowing Cold Air – Charging Tips and FAQ’s Connect the charging kit to the low side service port located in step one. Charge the system via the low pressure port with a Leak Detection Kit like this so you can find the lea Hopefully your system was just low and now it is working again. 0, the big issue that people have with them is the fact that the head gaskets love to blow out, and the EGR cooler loves to blow, causing plumes of white smoke to billow out of the exhaust like you're fogging for mosquitos. If this is the case, your computer may generate a P0171 or a P0300. 5L EcoBoost ® with Ford port-fuel and direct-injection (PFDI) system and 10-speed automatic. The symptoms could be a sign of serious engine problems and there are many reasons why your car might be displaying low oil pressure symptoms. Check out free battery charging and engine diagnostic testing while you are in store. Page 1 of 3: How to Test the MAP Sensor (GM 3. That is why it is called a compressor. Buy a 2007 Ford F150 A/C Service Valve at discount prices. Turn on the AC, set the temp to cold, and turn the blower on a medium speed. If not continue with these troubleshooting steps. It is near the air conditioner evaporator toward the front of the engine. An automotive air conditioner has a high and low side, divided by a metering device and the A/C compressor. That will allow access to the fuel test port. The AC recharge port on a 2008 Ford F150 is located close to the hose that runs from the compressor to the accumulator. 6L 3-valve, unscrew the Evaporative Emission purge valve bracket and move the bracket to the side. ) when the compressor is on. do you have a picture of the low side ac port - 1993 Chevrolet S10 Close. Thanks for the info guys. BE CAREFUL!. Probably just running low on refrigerant. The low pressure switch is working, since the ac clutch does engage. The pressure is ambient temperature dependent but the pressure gauge should have an area marked with green where the pressure reading should be at. Some service ports will leak a little.