Today we are going to look at the symptoms of a bad AC pressure switch and help you find the location. I did that, then I put a can of dye leak detector on low port, and within a minute the pressure relief on back of compressor blew! I had an Odyssey and the relay was fine, ended up being a bad $15 electromagnet in the clutch. 2004. Took it to RAM, they say nothing is wrong.. next day, did it again took it in, same thing, nothing wrong .. it blows cold for an hour or two then goes warm.. any ideas? no it's not ok to bypass only do this for testing purposes. The #1 Ford Explorer enthusiast resource for over 25 years! the AC relay Note on the above comment about the AC relay - I can't find out if this truck has a relay for the AC, but there are two relay switches just under the hood right in front of the driver's side . Year of production: 2010, 2011, 2012, 2013, 2014, 2015, 2016. 15*. . If the pressure builds up too high, an explosion can occur in the system. Engine compartment The power distribution box is located in the engine compartment. Cigar lighter (power outlet) fuses in the Ford Explorer are the fuse 32 (110V AC power point) in the Instrument panel fuse box, and fuses 9 (Power point #2 (console rear)), 17 (110V AC power point), 20 (Power point #1/cigar lighter), 21 (Power point #3 (cargo area)), 27 (Power point (console)) in the Engine compartment fuse box. Getting Started - Prepare for AC recharge Learn More > 2. Check if your AC pressure switch has two or three wires. You should see 0 ohms when the switch is closed and an open circuit when the switch is open. 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. Most folks miss that and spend a small fortune trying re-gassing and replacing compressors. 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. 3) Blower flasher relay block - blower relay switched side - branches to fuse 7 in CJB. 2005. You can usually swap the horn relay with the ac relay to test if its bad. Here you will find fuse box diagrams of Ford Explorer 2011, 2012, 2013, 2014 and 2015, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Fuses and circuit breakers protect your vehicles electrical system from overloading. Forums Generation Specific Forums (LS3 Engine) Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire. But the ac clutch not coming on to blow out cold air. Get the best deals on A/C & Heater Controls for Ford Explorer when you shop the largest online selection at eBay.com. Before you replace or repair any electrical parts, check the appropriate fuses or circuit breakers. 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. The relay can only be inserted one way, so do not force it if it will not snap into place. First, did you check the ac relay? Make a small 6-inch jumper wire and strip both ends. Eautorepair.net redraws factory wiring diagrams in color and includes the component, splice and ground locations right in their diagrams. A blower motor resistor or a blower motor control module is the part that controls the speed of the blower motor. If you are lucky, the wiring diagram will be drawn on the facing. Are there 2 switches on my car? It is mandatory to procure user consent prior to running these cookies on your website. To find out how to solve the problem, lets take a look at a more detailed list of the most common signs of a bad AC pressure switch: This AC system symptom can show up in numerous ways. If the volts reading is normal, then the fault probably lies with the blower motor itself. If either sides pressure gets too high or too low, it will shut off the power sent to the AC compressor and disable the air conditioning system. You also have the option to opt-out of these cookies. Posted: Apr 5, 2014. Yes. 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 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. SOURCE: 2006 Ford Explorer XLT the Blower Fan only works on 4 and 3 Sp Look under the dash on passenger side and just to the left of the blower motor housing you will see the 4WD control module.Remove the 2 screws holding the module and let it hang down and your resistors are behind this.Remove the 2 screws holding the resistors and remove. 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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. 34. A bad relay may cause the vehicle to crank, but not start, or sometimes not even crank at all. The weak point on these systems is the resistor connector, though they usually present themselves when you try to unplug them. Without loosing any fluid. If bite marks are discovered, carefully examine all the cables and hoses for damage, including electrical wires for the blower motor. My tahoe 2004 has been sitting for a couple of years.the Acshows a high pressure.can't fill with 134a.it won't flow intosystem.blows warm air.Could it be a high pressure switch? This shouldnt happen with the windows wide open. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. AC was blowing warm. Premium parts you can rely on Designed to keep your A/C system in top shape. 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 tum/stop lamps, Left turn lamps, Left trailer tow tum/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, Radio, 8 SYNC Multi-function display screen, SYNC module, Global positioning system module, 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, Circuit Breaker:Rear power windows, Passenger power window, One-touch down (driver side only), Driver window switch, 2013-2015:Engine cooling fan #1 high speed power, Engine cooling fan #1 and #2 low speed primary fuse, 2013-2015:Engine cooling fan #2 high speed fuse, 2013-2015:Engine cooling fan #1 and #2 low speed secondary fuse, Vehicle power #2 (emission related powertrain components'), 2013-2015:Vehicle power #4 (ignition coils), 2010-2012:Vehicle power #4 (ignition coils), 2013-2015:Vehicle power #1 (powertrain control module), 2010-2012: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, 2013-2015:Engine cooling fan #2 high speed relay, 2013-2015:Engine cooling fan #1 and #2 low speed relay #2, 2013-2015:Engine cooling fan #1 high speed relay, Engine cooling fan #1 and #2 low speed relay #1. All Rights Reserved. 33. My compressor clutch kicks in when I turn on the a/c. If your AC pressure switch seems to be fine, use your air conditioning gauge set to check for adequate levels on both sides. This 2012 Ford Explorer Fuse Box diagram post shows two fuse boxes; the Battery Junction Box/Power Distribution Box located under the hood and the Smart Junction Box/Passenger Compartment Fuse Panel. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. 0% 37 % of the time it's the AC Refrigerant Leak 0% 21 % of the time it's the Climate Control Electrical Issue 0% 12 % of the time it's the AC Compressor 0% This category only includes cookies that ensures basic functionalities and security features of the website. There are many reasons why the AC blower motor may not be working in your Ford Explorer. The AC pressure switch is an important part of your air conditioning unit. 4. The resistor is typically located under the passenger side dashboard, near the blower motor. Ford Explorer 5G (U502) fuse and relay Ford Comments: 2 Ford Explorer is a midsize crossover. A/C cutoff switch on back of the compressor , or could be low pressure switch , you need to have some A/C gauges to see what is going on with it. F1 Not used F2 Not used F3 30 Trailer Brake Control (TBC) module connector F4 30 Front wiper relay F5 50 Anti-lock Brake System (ABS) module F6 Not used F7 30 Liftgate/Trunk Module (LTM) F8 20 Roof opening panel module F9 20 Power point, console rear F16 Not used F17 40 DC/AC inverter module F18 40 Blower motor relay F19 30 Starter relay F20 20 Power point, instrument panel F21 20 Power point, third row F22 30 Third row power seat relay F23 30 Driver Seat Module (DSM) with memory Seat control switch, driver side front without memory F24 30 Trailer tow relay, battery charge F26 40 Rear window defrost relay F27 20 Power point, console front F28 30 HVAC module, Dual Climate Controlled Seat Module (DCSM) F29 Not used F30 Not used F31 Not used F39 40 Auxiliary blower motor relay F40 Not used F41 Not used F42 30 Seat control switch, passenger side front F43 40 Anti-lock Brake System (ABS) module F45 5 Rain sensor module F46 Not used F47 Not used F48 Not used F49 Not used F50 15 Exterior rear view mirrors heating element F51 Not used F56 Not used F57 20 Headlamp assembly, left with HID headlamps F58 10 Generator F59 10 Brake Pedal Position (BPP) switch F60 10 Trailer tow relay, reversing F61 20 Power release seat motors, second row F62 10 A/C clutch relay F63 15 Right turn trailer tow relay, Left turn trailer tow relay F64 15 Rear window wiper motor F65 30 Fuel Pump (FP) relay F67 20 Heated oxygen sensors, Variable Camshaft Timing (VCT) solenoids, Evaporative Emission (EVAP) canister purge valve, Mass Air Flow/Intake Air Temperature (MAF/IAT) sensor F68 15 Coil On Plugs (COPs) F69 15 Powertrain Control Module (PCM) F70 10 A/C clutch relay, All Wheel Drive (AWD) relay module F71 Not used F72 Not used F73 Not used F74 Not used F75 Not used F76 Not used F78 20 Headlamp assembly, right with HID headlamps F79 5 Cruise-Control Module (C-CM) F80 Not used F81 Not used F82 15 Rear washer relay F83 Not used F84 20 Trailer tow relay, parking lamp F85 Not used F86 7.5 EVAP canister vent control solenoid, PCM power relay, Powertrain Control Module (PCM) F87 5 Run/Start relay F89 5 Power Steering Control Module (PSCM), Blower motor relay F90 10 Powertrain Control Module (PCM) F91 10 Cruise-Control Module (C-CM) F92 10 Anti-lock Brake System (ABS) module F93 5 Auxiliary blower motor relay, Rear window defrost relay, Battery charge trailer tow relay F94 30 Body Control Module F33, F34, F35, F36, F37, F41, F42 F95 Not used F96 Not used F97 Not used, F1 30 Power window motor, left front XLT, Limited F2 15 Not used F3 30 Power window motor, right front XLT Limited F4 10 Third row power seat relay, Second row seat control switches, Glove box lamp, Overhead console, Vanity mirror lamps, Rail lamps, Second row interior lamp, Cargo lamp F5 20 Audio amplifier with premium plus audio F6 5 Not used F7 7.5 Driver Seat Module (DSM) F8 10 Not used F9 10 Front Controls Interface Module (FCIM), Liftgate/Trunk Module (LTM), Front Control/Display Interface Module (FCDIM) without SYNC F10 10 Front wiper relay, Rear washer relay, Battery Junction Box (BJB) F45 F11 10 Instrument Panel Cluster (IPC), Head Up Display (HUD) module F12 15 Exterior rear view mirrors puddle lamp, Backlighting, Overhead console, Rail lamps, Second row interior lamp, Cargo lamp F13 15 Headlamp assembly, right turn lamp, Lamp assembly, right rear turn lamp, Right turn trailer tow relay F14 15 Headlamp assembly, left turn lamp, Lamp assembly, left rear turn lamp, Left turn trailer tow relay F15 15 High mounted stoplamp, Rear lamp assemblies Stop lamp, Reversing trailer tow relay, Rear lamp assemblies Reversing lamp, Auto-dimming interior mirror F16 10 Headlamp assembly, right low beam F17 10 Headlamp assembly, left low beam F18 10 Power-Fold Seat Module (PFSM), Brake shift interlock, Powertrain Control Module (PCM), Keyless entry keypad without IA, Passive anti-theft transceiver without IA, Start/Stop switch with IA F19 20 Seat control switch, driver side front with memory F20 20 Door latch actuators F21 10 Keyless entry keypad F22 20 Horn F23 15 Remote Function Actuator (RFA) module with IA, Front Lighting control Module (FLM), Steering Column Control Module (SCCM) F24 15 Data Link Connector (DLC), Steering Column Control Module (SCCM) F25 15 Liftgate latch without IA, without power liftgate, Liftgate/Trunk Module (LTM) without IA, with power liftgate F26 5 Tire Pressure Monitor (TPM) module F27 20 Remote Function Actuator (RFA) module with IA F28 15 Ignition switch without IA, Start/Stop switch with IA F29 20 Audio Control Module (ACM), Accessory Protocol Interface Module (APIM) with SYNC, Global Position System Module (GPSM) with SYNC F30 15 Headlamp assemblies park lamp F31 5 Trailer Brake Control (TBC) module connector F32 15 Master window control switch XLT, Limited, Passenger window control switch XLT, Limited, Front window motors XLT, Limited, Door lock control switches, DC/AC inverter module F33 10 Occupant Classification System Module (OCSM) F34 10 Parking Aid Module (PAM), Video camera, Left Side Obstacle Detection control module (SOD-L), Right Side Obstacle Detection control module (SOD-R) F35 5 Head Up Display (HUD) module, Front Lighting control Module (FLM), In-vehicle temperature/humidity sensor, All Terrain Control Module (ATCM) F36 10 Not used F37 10 Restraints Control Module (RCM) F38 10 Auto-dimming interior mirror, Roof opening panel control switch, Roof opening panel module F39 15 Headlamps high beam F40 10 Parking lamp trailer tow relay, Rear lamp assemblies park lamp, License plate lamps F41 7.5 Center stack switch assembly, Brake shift interlock F42 5 Not used F43 10 Not used F44 10 Not used F45 5 Not used F46 10 HVAC module F47 15 Fog lamps, Exterior rear view mirrors cornering lamp F48 30 c.b.
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