Damaged WAC relay (or CCRM). You can damage the system badly if you dont do things correctly. Hi Magnus. M10 x 1.25 - 6H Thread. In this material, we will show an assignment of the 5th generation Ford Explorer fuse and relay boxes, produced in 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020. 2012 Ford Explorer, 2011 Ford Explorer . The air conditioner relay on a Ford Explorer is located in the relay box near the driver's-side fender well. Heated Relay Box 1 auxiliary relay box Park light Relay smart junction box (SJB). These cookies will be stored in your browser only with your consent. Thanks! Location: On Discharge Line. I don't want to replace a switch without knowing what makes it open and close. However, many components make up the air conditioning system, so your problem could be entirely different. It is safe to make the bypass of the pressure switch and i will manually turn my ac climate control on and off for it will not make the ac compressor always working for it is working effectively on cooling my car? Ford Explorer / Police Interceptor Utility 2014, A/C Clutch Cycle Switch by Motorcraft. Ron, ASE Certified Technician. Rear Relay Box Location : Passenger Side Notes : 12 volts; Blade type; 5-prong male terminal Type : Multi-purpose relay Condition : New Product Fit : Direct Fit Warranty : 1-year Replacement unlimited-mileage warranty Quantity Sold : Sold individually Prop 65 Warning : . The fuses are coded as follows: See also: Moonroof Before you replace or repair any electrical parts, check the appropriate fuses or circuit breakers. How to Disable the Alarm on a 2000 Ford How to Reset the Check Engine Light on How to Replace the Starter Relay on a How to Replace the Mega-Fuse in a Ford How to Reset the ECU After Changing an How to Turn Off the Check Engine Light 12 volt relais, relay image by Sascha Zlatkov from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. If bite marks are discovered, carefully examine all the cables and hoses for damage, including electrical wires for the blower motor. The clue that kicking the wires further points to this problem. Remove the electrical connector from the blower motor. Typically relays are located in the engine compartment or under the steering wheel on the left-hand side. In the power distribution box in the engine compartment ( Ford recommends disconnecting your battery ) The # 5 relay is for the fuel pump and in location # 9 of . This website uses cookies to improve your experience. Car AC Compressor Relay Replacement Cost Service Location SELECT YOUR VEHICLE $106.80 - $197.34 Price range for all vehicles ( 25) Almost every single electrical system on a car is powered through some kind of switch or electrical relay, and the AC system and compressor are no exception. 1. camry. Checked power to the compressor and its missing. . A bad relay may cause the vehicle to crank, but not start, or sometimes not even crank at all. How about when it stops working at all? So i decided to bypass tge pressure switch. The power distribution box is located in the engine compartment. The first thing you want to do is check a wiring diagram and repair manual for your particular car model. RELATED: 9 Causes Why Your Car AC is Not Blowing Cold Air. (Average by Model), 7 Symptoms Of A Bad Shift Solenoid and Replacement Cost, AC Low Side Pressure Too High Causes & Repair Costs, 5 Symptoms Of A Bad Car AC Condenser Fan and Replacement Cost, 5 Signs Of A Bad AC Compressor Clutch and Replacement Cost, 6 Symptoms Of A Bad AC Compressor and Location, 5 Symptoms Of Low Freon In Car and What to do, 3 Signs Of A Bad Neutral Safety Switch and Replacement Cost, 6 Symptoms Of A Bad Ignition Switch and Replacement Cost, Car Wont Accelerate But RPMs Go Up: Causes & Fixes. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? It is rippled with the battery and is covered by a protective cover. Run/Start Relay smart junction box (SJB). You can drive your car with a bad AC pressure switch with no problem, but the AC system wont work. Fuel heater relay Diesel 30A 60A 30A 30A 30A 20A 30A F2.109 40A Heater blower motor (19805), Auxiliary A/C relay F2.108 30A 50A 30A Excursion, Super Duty Series F250, F350, F450, F550 '04 113 Fuse and Relay Information Circuits protected Electric trailer brakes Ignition switch (11572), Run/Start power circuit, Fuel Injector . Blower motors can fail at any time without warning, but usually there are early signs before they stop working. RELATED: Does AC Stop Leak Sealer Work? RELATED: AC Low Side Pressure Too High Common Causes & Repair Costs. 1. AC was blowing warm. The air conditioner relay on a Ford Explorer is located in the relay box near the drivers-side fender well. Master window control switch Base, Passenger window control switch Base, Rear window control switches, 100 Body Control Module (BCM) 100 Power Steering Control Module (PSCM) 60 Engine Cooling fan motor, Get the BEST auto repair information Alldatadiy.com and Eautorepair.net are professional-grade shop manualsperiod. 110V AC power point, Power folding mirror, Power mirrors, One touch up/down front windows, Door lock . Run/Start Relay Smart junction box. Warm Air is Blowing. How do I know its bad? $16.13. First of all, welcome to the Forum SLT617. You can also use the code scanner to erase codes once you repair the problem. The blower motor is the central component of the air conditioning system in Ford Explorer, responsible for blowing hot or cold air through the AC vents. Performance upgrades, maintenance, modifications and problem solving. 4) After fuse 7 branches to console blower motor and to aux a/c blower relay switched side. Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. Posted by kautzs16 on Jun 23, 2010. Ford Explorer (from 2010) fuse box diagram, Engine cooling fan #1 high speed power, Engine cooling fan #1 and #2 low speed primary fuse, Engine cooling fan #1 and #2 low speed secondary fuse, Engine cooling fan #1 and #2 low speed relay #2, Engine cooling fan #1 high speed relay, Engine cooling fan #1 and #2 low speed relay #1, Vehicle power #2 (emission related powertrain components), Vehicle power #1 (powertrain control module), Vehicle power #3 (coil), All-wheel drive module, Air conditioning variable compressor control, Powertrain control module keep-alive power, Powertrain control module relay, Canister vent solenoid, Front blower relay coil, Electronic power assist steering module, Powertrain control module, Transmission control module, Engine control module (2.0L engine), Anti-lock brake system module, Plant EVAC and fill, Rear blower motor, Rear defroster, Trailer tow battery charge relays, Passenger compartment fuse panel run/start, One-touch up and down driver front window, One-touch up and down passenger front window, Interior demand lamps (overhead console, second row, cargo), Glove box lamp, Second and third row seat release, Visor lamps, 4-inch radio display, Power liftgate logic, Electronic finish panel, SYNC, Run/accessory relay (wipers, rear washer), Rain sensor, Interior courtesy lamps (overhead console, Second row, cargo), Puddle lamps, Console bin LED, Backlighting, Right turn lamps, Right trailer tow turn/stop lamps, Left turn lamps, Left trailer tow turn/stop lamps, Reverse lamps, Stop lamps, High-mounted stop lamp, Keypad illumination, Brake shift interlock, Start button run indicator, Passive anti-theft system, Powertrain control module wake-up, Rear seat power enable, Steering wheel control module, Intelligent access, Headlamp switch, Datalink connector, Steering wheel control module, Ignition switch, Push-button start switch, 110-volt AC power point, Power folding mirror, Power mirrors, One-touch up and down front windows, Door lock illumination, Memory switch illumination, Blind spot monitor, Rearview camera, Reverse sensing system, Lane departure warning module, Second row heated seats module, Heads-up display, Climate control humidity sensor, Terrain management system, Hill descent switch, Headlamp switch ignition sensor, Rear park lamps, License plate lamps, Trailer tow park lamps, Fog lamps, left and right turn signal mirror feed, Rear power windows, Passenger power window, One-touch down (driver side only), Driver window switch. Direct OEM replacement for proper fit Recommended by Ford Motor Company. Certified Automotive Diagnostic Technician. To buy the AC pressure switch, you will likely spend between $20 and $100, while labor can cost $30 to $200, depending on how difficult it is to reach the sensors. But before you begin the replacement, it is highly recommended to disconnect the vehicles battery.Note: Vehicles with auto climate control may not have a blower motor relay. 2017 ram 1500 , A/c intermittently stops blowing cold . Problem is there is no pressure in the system. Air Conditioning Recharge - Safely add freon to your AC system 5. I have a honda civic 1995 model carb type. 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with diesel V8 and gas V8 and V10 engines. Please!! Cayden Conor has been writing since 1996. Can you please suggest And guide me to solve the problem. Can you drive with a bad AC pressure switch? A blower motor resistor or a blower motor control module is the part that controls the speed of the blower motor. Direct OEM replacement for proper fit Recommended by Ford Motor Company $96.53 Motorcraft Wiring Harness 0 It is mandatory to procure user consent prior to running these cookies on your website. You will find the low pressure AC switch on the low pressure side (smaller pipe) and the other on the high pressure side (large pipe). To jump an AC pressure switch, if you have an old two-pin switch, simply remove the connector and bridge a wire between the pins of the connector. The manufacturer reserves the right to make changes to the technical characteristics, specifications and equipment of any model, therefore there is no one general description for all Ford Explorer cars. To remove a fuse use the fuse puller tool provided on the fuse panel cover. 2013. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. This top-grade product is. Forums Generation Specific Forums Check all the connectors for the heating system while you're at it. Starter Relay battery junction box . 2009 Ford Explorer Relay Locations; 2009 Ford F150 Relay Locations; 2009 Ford Flex Relay Locations; 2009 Ford Focus Relay Locations; 2009 Ford Fusion Relay Locations; 2009 Ford Ranger Relay Locations; 2009 Ford Taurus Relay Locations; 2010 Ford Crown Victoria Relay Locations; 2010 Ford Edge Relay Locations; 2010 Ford Escape Relay Locations . The clutch is not getting a signal to turn on. The manufacturer reserves the right to make changes to the technical characteristics, specifications and equipment of any model, therefore there is no one general description for all Ford Explorer cars. Therefore it is generally recommended to replace the old blower motor in Explorer as well when replacing the resistor. Now I have no idea. First checked the relay and fuses and were all good. However, you need to check a repair manual to confirm this for your particular car model. Ensure, the condenser fan is running without which the temperature of condenser goes above the permitted level after one hour or so depending on the ambience temperature of the place and the high pressure safety switch shuts off the compressor to avoid possible explosion of the condenser, Hi magnus, I have a 2003 saab vector A bad connector on the blower motor or the resistor module, or on the climate control unit can interrupt power supply to the blower motor in Explorer. I own a 2000 Chrysler Concorde 3.2. To find fuse diagrams, click here Rear Window Defrost Relay smart junction box (SJB). To check the fuse, pull it out of the fuse box using a fuse puller or needle nose plier and hold it against the light. My car toyota corolla 2013 model compressor doesnt restart once it is shut and doesnt cool . However, working with air conditioning systems can be difficult and even illegal in some countries due to the fact that releasing refrigerant into the air is very bad for the environment and there are some dangers to handling the refrigerant. FlexOffers. Average repair cost is $80 at 97,750 miles. In most cases, their diagrams are right from the factory manuals. This website uses cookies to improve your experience while you navigate through the website. Assignment of the fuses in the Passenger compartment (2011), Assignment of the fuses in the Power distribution box (2011), Assignment of the fuses in the Passenger compartment (2012), Assignment of the fuses in the Power distribution box (2012), Assignment of the fuses in the Passenger compartment (2013), Assignment of the fuses in the Power distribution box (2013), Assignment of the fuses in the Power distribution box (2014), Assignment of the fuses in the Passenger compartment (2015), Assignment of the fuses in the Power distribution box (2015), One touch up/down driver side front window, One touch up/down passenger side front window, Interior demand lamps (overhead console, 2nd row, cargo), glove box lamp, 2nd and 3rd row seat release, visor lamps, 4 Radio display (without SYNC), Power liftgate logic, Electronic finish panel, Run/accessory relay (wipers, rear washer), Rain sensor, Interior courtesy lamps (overhead console, 2nd row, cargo), Puddle lamps, Console bin LED, Backlighting, Right turn lamps, Right trailer tow (TT) turn/stop lamps, Reverse lamps, Stop lamps, High-mounted stop lamp, Keypad illumination, Brake shift interlock (BSI), Start button run indicator, Passive anti-theft system (PATS), Powertrain control module (PCM) wake-up, Rear seat power enable, Steering wheel control module, IA, Headlamp switch, Datalink connector, Steering wheel control module, Radio, 8 SYNC Multi-function display screen, SYNC module, Global positioning system module, 110V AC power point, Power folding mirror, Power mirrors, One touch up/down front windows, Door lock illumination, Blind spot monitor, Rearview camera, Reverse sensing system, Heads-up display, Climate control humidity sensor, Terrain management system, Hill descent switch, Headlamp switch IGN sense, Fog lamps, left and right turn signal mirror feed, Rear power windows, Passenger power window, One touch down (driver side only), Left high-intensity discharge (HID) headlamps, Vehicle power (VPWR) #2 (emission related powertrain components), VPWR #3 (coil), All-wheel drive module, A/C clutch, PCM keep-alive power, PCM relay, Canister vent solenoid, Front blower relay coil, Electrical Power Assist Steering (EPAS) module, Rear blower motor, Rear defroster, TT battery charge relays, Passenger compartment fuse panel run/start, One touch up/down passenger side front window', 4 Radio display, Power lift gate logic, Electronic finish panel, SYNC Base Module, 4 Radio display, Power liftgate logic, Electronic fmish panel, SYNC, Ignition switch, Push button start switch, 110V AC power point, Power folding mirror, Power mirrors, One touch up/down front windows, Door lock illumination, Memory switch illumination, Blind spot monitor, Rearview' camera, Reverse sensing system, Lane departure warning module, Rear park lamps, License plate lamps, TT park lamps, Rear power windows, Passenger power window, One touch down (driver side only), Driver window switch, Engine cooling fan #1 high speed power, Engine cooling fan #1 and #2 low speed primary fuse, Engine cooling fan #1 and #2 low speed secondary fuse, Engine cooling fan #1 and #2 low speed relay #2, Engine cooling fan #1 high speed relay, Engine cooling fan #1 and #2 low speed relay #1, VPWR #3 (coil), All-wheel drive module, A/C variable compressor control, Vehicle power #2 (emission related powertrain components), Vehicle power #1 (powertrain control module), Vehicle power #3 (coil), All-wheel drive module, Air conditioning variable compressor control, Powertrain control module keep-alive power, Powertrain control module relay, Canister vent solenoid, Front blower relay coil, Electronic power assist steering module, Powertrain control module, Transmission control module, Engine control module (2.0L engine), Anti-lock brake system module, Plant EVAC and fill, Rear blower motor, Rear defroster, Trailer tow battery charge relays, Passenger compartment fuse panel ruiVstart, One-touch up and down driver front window, One-touch up and down passenger front window, Interior demand lamps (overhead console, second row, cargo), Glove box lamp, Second and third row seat release, Visor lamps, 4-inch radio display, Power liftgate logic, Electronic finish panel, SYNC, Interior courtesy lamps (overhead console, Second row, cargo), Puddle lamps, Console bin LED, Backlighting, Right turn lamps, Right trailer tow' turn/stop lamps, Left turn lamps, Left trailer tow turn/stop lamps, Keypad illumination, Brake shift interlock, Start button run indicator, Passive anti-theft system, Powertrain control module wake-up, Rear seat power enable, Steering wheel control module, Intelligent access, Headlamp switch, Ignition switch, Push-button start switch, 110-volt AC power point, Power folding mirror, Power mirrors, One-touch up and down front windows, Door lock illumination, Memory switch illumination, Blind spot monitor, Rearview camera, Reverse sensing system, Lane departure warning module, Second row heated seats module, Heads-up display, Climate control humidity sensor, Terrain management system, Hill descent switch, Headlamp switch ignition sensor, Rear park lamps, License plate lamps, Trailer tow park lamps, Rear power windows, Passenger power window, One-touch down (driver side only), Driver window switch. Fuse box diagrams, fuse layouts and assignment. When replacing the AC pressure switch, in most cases you do not need to drain and refill the coolant system, because there is a check valve inside the AC pipe that does not allow the refrigerant to pour out even if you remove the AC pressure switch. However, on modern car models, they seem to be quite reliable, even if they are more advanced than they were before. Blower motors are maintenance-free and can easily last for over 10 years, but they can fail earlier due to overheating, moisture damage or manufacturing defect. 5) Grounds at G200 - behind pass kick panel. All Rights Reserved. It does not matter in which direction you insert the fuse. Never replace a broken fuse with anything other than a new fuse. Many modern vehicles have an electronically controlled AC system, and in this case you can see the values coming from the pressure sensors with the scanner. Instead, the air conditioner uses a relay--a remote switch. AC pressure switches monitor the low and high pressure sides of the air conditioning system. Replace Cap - Replace the AC low pressure port cap 6. Theres lots more information on this site for your vehicle. These relays are located on the reverse side of the passenger compartment fuse panel. For cigarette lighters and sockets, fuses numbered 9, 20 and 21 at 20A are responsible. WARNING:Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market. Power distribution box Ford Explorer - fuse box - power distribution box Passenger compartment fuse panel Ford Explorer - fuse box - passeneger compartment WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market. There is also an auxiliary relay box. However, only do this if you know what you are doing, and check a wiring diagram. It's located inside the dash, often on the opposite side of the steering wheel or inside the engine compartment on the firewall. So i tried to move the connector of tge high presure switch then put it back then it turns again my ac compressor then a few seconds it wil turn off again.. A struggling blower motor due to internal component degradation can put a lot of strain on the resistor when in operation, causing it to overheat and burnout. This category only includes cookies that ensures basic functionalities and security features of the website. Climate control module is the brain of the air-conditioning system in your Ford Explorer, also responsible for turning on and controlling the speed of the blower motor. FuseCheck.com 2023. Open VPWR circuit to the WAC relay. It wasn't easy to replace while still on the vehicle but it can be done. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Check a wiring diagram and repair manual before. Pull the panel cover outward to access the fuses. Fuse box diagram (fuse layout), location and assignment of fuses and relays Ford Explorer (U502; 2010, 2011, 2012, 2013, 2014, 2015). This is pretty common on the Honda vehicles. My AC comes on for about a minute then it turns off. The cost of diagnosing the P0645 Ford code is 1.0 hour of labor. These cookies track visitors across websites and collect information to provide customized ads. Instead, the air conditioner uses a relay--a remote switch. Turn the Compressor by Hand Your Explorer's AC compressor should freely turn by hand when it is not engaged. The resistor is typically located under the passenger side dashboard, near the blower motor. A bad relay can also be the cause of AC blower motor failure in your Ford Explorer. Save my name, email, and website in this browser for the next time I comment. In this material, we will show an assignment of the 5th generation Ford Explorer fuse and relay boxes, produced in 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020. See other Ford Explorer: Ford Explorer (1996-2001)>> Ford Explorer (2002-2005)>> Ford Explorer (2006-2010)>> Eautorepair.net redraws factory wiring diagrams in color and includes the component, splice and ground locations right in their diagrams. Engine compartment The power distribution box is located in the engine compartment. To check a fuse, look at the silver-colored band inside the fuse. Relays Ford Explorer MK2 - relay box - engine bay - USA version Ford Explorer MK2 - relay box - passenger bay - USA version WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market. We're is the ac compressor relay located on a1992 Buick Riviera? Third Row Folding Seat Relay (Left) Left rear of vehicle. On older cars, it was more common for AC pressure switches to go bad. Car: 2012 Honda Jazz Hybrid, GP1, CVT transmission. 5. Post author: Post published: June 10, 2022 Post category: printable afl fixture 2022 Post comments: columbus day chess tournament columbus day chess tournament If your AC pressure switch is not working, it can cause your whole AC system to malfunction. Fuse 7 is 5amp, output wire is YE/RD at CJB. 10. However, when the AC pressure switch goes bad, warm air might be all you get. To become comfortable again, you will need to have the switch replaced. If you do not see any volts, or if you only see volts at certain fan speed setting, it could be due to a bad resistor. To remove a fuse use the fuse puller tool provided on the fuse panel cover. 0. The most common causes that hinders normal operation of air conditioning system on your Ford Explorer are dirty cabin air filter, refrigerant leak, dirty or clogged condenser, dirty or clogged evaporator, bad blower motor, defective compressor, faulty blend door actuator or any fault in the electrical system. These cookies will be stored in your browser only with your consent. :wavey: I haven't heard of an "inertia switch" regarding the Explorer. Options. This allows current from fuse no. She has an Associate of Science (paralegal) from Manchester Community College and studied computer science, criminology and education at University of Tampa. The r1234 freon that it calls for is good and the pressure. More Info. The more accurate way to test if the blower motor is bad in Ford Explorer is to connect it directly to a 12 volt battery using alligator clip test cable. no it's not ok to bypass only do this for testing purposes. If the volts reading is normal, it indicates a fault in the blower motor. To test an AC pressure switch, you can use a multimeter. Use the Ohm setting on your multimeter and measure between the signal and the ground pin. (& Is it Bad?). The cookie is used to store the user consent for the cookies in the category "Other. Check if your AC pressure switch has two or three wires. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Motorcraft A/C Clutch Cycle Switch. Occupant classification sensor. I replaced the low side, but cant seem to find the high side switch? 2014. Follow this procedure after youve ruled out any problem with the blower motor fuse or relay. The cookie is used to store the user consent for the cookies in the category "Analytics". The function of the blower motor resistor is to control the speed of the blower motor. A look in your service manual will show you the appropriate location for your model. In case of a faulty fuse, the circuit is interrupted and the motor can not work. Necessary cookies are absolutely essential for the website to function properly. Battery drain or dead battery A failed ECM power relay can also cause a battery drain or dead battery. Thanks. Make your beloved vehicle perform reliably, efficiently, and smoothly again with this top-grade A/C component from Santech. The compressor comes on when you turn on the car then it stops working after a minute. Service Location SELECT YOUR VEHICLE $94.99 - $114.99 Price range for all vehicles ( 68) The blower motor relay is the electrical switch that is used to supply the power for the vehicle's blower motor. This indicates some form of wiring problem. 10A: 11: Instrument cluster, Heads-up display. Is it difficult to replace? First, did you check the ac relay? If you find a trouble code on the AC pressure switch circuit, you need to measure the wires to the switch, and if they seem good, you need to replace the AC pressure switch. (ac not used for almost 3 yrs).thanks. Motorcraft HVAC cut-off switches are designed for maximum performance and durability. I had an Odyssey and the relay was fine, ended up being a bad $15 electromagnet in the clutch. 1,649 satisfied customers. Remove the panel cover to access the fuses. Asked by Teresa Jul 04, 2018 at 02:19 AM about the 2013 Ford Explorer. My Ford explorer BCM is bad and I dont know what to do , Your email address will not be published. The fuse panel is located below and to the left of the steering wheel by the brake pedal. When looking for the reason, you should always start with the most obvious cause, blown fuse or faulty relay. 33. The ohm should be 0 when the switch is closed, and no open circuit when its open. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. I have searched my owners manual high and low for the location of the AC relay; the manual is unclear, unless I am just plain dumb. Here's how to tell if your AC pressure switch is bad. You must replace it with one of the same amperage and therefore the same color. But opting out of some of these cookies may affect your browsing experience. When you turn on the AC fan in your Explorer, and the air does not flow out of the vents, or the airflow is poor or inconsistent, it could be due to a broken blower motor. I am including a diagram that shows the WOT relay and where its power and grounds come from. Interior a/c light was blinking and magnetic clutch was not actuating. This will bypass the relay and engage the A/C compressor and confirm that the relay is defective. PCM Power Relay battery junction box . 2005. So can it be the pressure switch thats stopping the power from coming through. Turn on the multimeter and insert the probes into the connector, one at each point making sure the metal part of probes dont touch each other otherwise it will short out and blow up the fuse, and may cause damage to the vehicles electrical system. Hi guys The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. I thought I would try to DIY change my: hi/low pressure switch, compressor, condenser w/drier, and the (difficult) expansion valve on the evap, to cover all bases. This cookie is set by GDPR Cookie Consent plugin. If your car dont have the ability to check the AC system with a scanner, you need to do it manually. If the relay shorts it can leave power on to the computer, even when the vehicle is turned off. Thank you, Hi I have a 2019 f240 xlt 6.7 cant find the condenser for the low pressure switch, Hi, if without ac pressure sensor, will the compressor still turn on? 11 to flow to the diode and then to the clutch.The diode let voltage flow in only one direction,this keeps you from having fly back voltage from compressor clutch when it engages and dis-engages to keep from spiking the circuit. The wiring from the air conditioner control switch inside the vehicle carries less than 20 amps and grounds the relay to activate the air compressor.
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