The fan motor runs when straight wired, the temp sensors appear to function. Low speed relay had bad connection. See other Ford Taurus:. At the fan connector black is ground, the other two are voltage, high and low speed. After a 3 second delay, the ECM supplies a ground path for the high speed fan relay and the cooling fan S/P relay through the high speed cooling fan relay control circuit. 88. High-speed cooling fan. It seems quieter than the stock fan, and based on the blade configuration, looks like it should pull a little more air with less drag on the motor. Any sort of overheating issue should be tended to as soon as possible to avoid the. When the PCM triggers only the low-speed fan output, current flows through both electric fan. Wiring for cooling system ? You mean cooling fans ? 1. Let’s spend a moment on relays and how they work. There will b e 2 of them there,one is the low speed and one is the high speed. 9L SW w/AC w/PS 5spdTranny 13inch wheels [yes, THIRTEEN from factory]; crushed 1994 Escort LX 1. The third relay is responsible for switching from series (low-speed) to parallel (high-speed) operation. The cooling fans are controlled by a relay in the power distribution box inside the engine compartment. The pulse-width modulated (PWM) fan receives a duty cycle signal from the Totally Integrated Power Module. Your owners manual should have a guide showing you what each relay in the box is for. During high speed operation the PCM/ECM supplies the ground path for the cooling fan 1 relay through the low speed cooling fan relay control circuit. At low outdoor temps, the fans may run when the truck is stopped to prevent water vapor (from ice/snow melt) from steaming up. 1994 Ford Escort: the high speed and low speed cooling fan sensors I am trying to locate the high speed and low speed cooling fan sensors (part H271 & H272)for a 1994 Ford Escort 1. Browse our selection and choose the right fan relay for your car, truck or SUV. Anti-theft alarm: 7: 60A Ignition relay, Passenger compartment fuse box: 8: 30A Starter: 9: 60A High speed cooling fan, Under-hood fuse box. We have to take the car across the country. . Engine Cooling problem. 2015 Explorer XLT 4WD. 5L Ecoboost. They are located in the power distribution box located in the engine compartment (see picture below of location). Ford Escort 1. This is based on the draw from the fans, if the fans are larger and draw more than 15 amps each, it's recommended to install a second relay kit as shown below. I have a 1993 Ford Escort LX &. Cooling fan relay location -97 ford escort 2. Learn More. Also, when draining engine coolant, keep in mind that cats and dogs are attracted to ethylene glycol antifreeze and could drink any. DTC C0309 Motor A/B Circuit High. E150: helloi have a 95 ford E150 with 5. 3L four cylinder engine does. The two diagrams above show how to build and wire an auto relay switched 2-speed FORD TAURUS fan. But, it is failing or it may not work, when electrical loads are high. Site Announcements; New Member Introductions; Ride Of The Week; User Gallery & Picture Display; Newer Light Duty Trucks. Big Block Ford. Remove the cover from the top of the underhood fuse/relay box. 10 guage wire for the power circuit. 8L MTX). System uses 3 relays fan motors are wired in series for low speed basically Fan 1 + wired to neg of fan 2. With the coolant temp sensor plugged in the fan NEVER comes on. Also can you tell me where is the high low fan relay. Carquest Premium Engine Cooling Fan. Related Parts & Products. Im stu. 8L MTX Section 03-03: Engine Cooling 1993 Escort/Tracer Workshop ManualReceived 394 Likes on 333 Posts. I jumped it with a hot and ground wire and it runs fine. The fan control module receives a variable signal from the powertrain control module (PCM). During low speed operation, the ECM supplies the ground path for the low speed fan relay, which is Fan 1 Relay, through the low speed cooling fan relay control circuit. The relay controls when the fan turns on and off based on coolant temperature. SOURCE: I am working on a 1997 Ford F250 w/ac 51ci engine. read more. I've replaced both coolant sensors. R3 Rear window wiper. 0 helpful. Nitrogen oxide sensor. inquiries related to stress, high blood pressure, drinking and heart pain jumped 33. The relay is the component that fails most often. Remove the cooling fan assembly from the radiator by pushing up on the fan shroud to unsnap the retaining features. Fuse box, blade. Turn heater to hot to allow coolant to flow through heater core. Once car is at normal temp remove the K45 relay(low speed fan relay) from the fuse box in. Did you buy the temp. Replace the KR20E Cooling Fan Speed Control Relay. The result is a parallel circuit with both fans running at high speed. . 3. Ford Escort 1. If the problem affects the high speed cooling fan relay control circuit, DTC P0481 should set. The ECM commands the low speed cooling fans ON under the following conditions: • Engine coolant temperature exceeds approximately 94. When the engine coolant temperature exceeds 112°C (234°F) at key off, the fan high speed will run for up to 300 seconds. It was the cooling fan resistor that went bad. air conditioner is charged but compressor will not kick in untill engine warms up and cooling fan kicks on . It may be either burnt or tripped. #1. there are two high speed and low speed. Remove motor mounting screws and motors. Add your vehicle Get an exact fit for your Ford Escort Year Make Model Engine Error 1-7 of 7 Results List Grid Filter Sort by Duralast Relay 20880 Part # 20880 SKU # 189927 Limited-Lifetime Warranty Check if this fits your Ford Escort $4199 Free In-Store Pick Up SELECT STORE Shop for the best Radiator Fan Relay for your 1993 Ford Escort, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. I have a 1993 Ford escort LX escort LX that won't turn over. 0 liter it uses a ccrm module and the relays are part of the module. Subscribe: / carsntoys Tools and Supplies:. You may be able to. Choose top quality brands AC Delco, APA/URO Parts, API, Forecast, Four Seasons, Motorcraft, Standard Motor Products, United Automotive, Wells. 94 percent is considered high speed fan. 0. R4 Air suspension. If the box isn't damaged too much, you might be able to pull that particular connector out and replace it with a new one. There are four relays for the cooling fans . System uses 3 relays fan motors are wired in series for low speed basically Fan 1 + wired to neg of fan 2. 3L 4-cylinder engine, the fuel filter is located on the right fender apron near the power steering reservoir. So it seeing spinning at low rpm is normal operation. Description: 2006-11. Sounds as if something inside but I cannot find a way. The electric radiator cooling fan assembly is controlled by a thermoswitch located in the side of the radiator. The cooling fan on my 2001 ford escort SE will not work normally. Low Speed Engine Fan. 0 A Fuse 8 Mechatronic unit for the dual-clutch. 1993 Ford Escort: radiator. This wire should be hot when the relay is energized, and feeds power to the cooling fan high speed cooling fan relay. cooling fan Cooling fan does not come on - Ford 1997 Escort question. 0l. This is due to the fact that the Constant Control Relay Module contains (within) the. R10 Air conditioning clutch. read moreREASON FOR PROVIDING A NO-COST, ONE TIME REPAIR After extended idling, the high-speed cooling fan relay may fail in some of the affected vehicles. 6* and remains closed until the coolant temp drops to 181. they are integrated into one module along with the a/c clutch relay and. Nov 03, 2017 • 1994 Mercury Sable. read moreI have a 1999 Ford Escort SE and the cooling fan will not shut off which of course drained the battery. powertrain control module (PCM) (12A650) Three Speed Fan Operation. 1994 astro heating and cooling fan problem. . 4. Fuel pump relay 4. MasterPro Ignition 20 Amp 4 Terminal Multi-Purpose Relay - 2DR1038. My husband thinks there is a problem with the electric wiring. The CTS resistance is 22500 ohm at approx. on the escorts that i have owned i have found that the main relay is usually burned and needs to be replaced. When the fan is on too often, or won't come on at all, a new. Comment; Flag; More. 6. Connector Shape: Rectangular. I had the temperature sending sensor go out. During high speed operation the PCM supplies the ground path for the cooling fan 1 relay through the low speed cooling fan relay control circuit. Gen 4 GMPP wiring harnesses have the Low and High fan outputs merged. This only occurs when the vehicle is going slow or stopped. You we will see where this occurs. I jumped it with a hot and ground wire and it runs fine. 1. G1: CHECK VOLTAGE SUPPLY TO CONTROL FAN. There are 2 relays for the cooling fans. The Relay, in your Ford, Lincoln or Mercury vehicle, actually helps you conserve as much energy as possible by switching the things that take large amounts of energy over to using a much much smaller amount, yet still making sure it works just as good. This now confirms that the fan is working and the switch is faulty. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly. I replaced the so call " cooling fan relay" in the under hood fuse/relay box which incidentally works with the cooling fan and the starter. read moreThe melting at the relay terminal indicates too much resistance between the male & female connections. If with the A/C on the engine doesn't overheat then it confirms that the low speed on the fan motor is not working. Ok I have this 99 ZX2 ford escort. l Turn engine OFF, leave ignition switch in RUN position. Ignition on, engine not running. Posted on Jan 08, 2014. 8L. 1997 Ford Escort; Ford Escort Car and Truck. 5. 8 the AC compressor. When the A/C is turned on, the fan moves air across the A/C condenser, thereby removing heat from the refrigerant, which changes. R14 Not used. Poor air conditioning performance. this is high speed. 0 When I am driving in stop and go traffic and the engine. would my cooling fan fuse be bad if the car is starting to overheat - Ford 1993 Escort 4 Door question. R9 Starter motor. 2002 Ford Escape: high speed. Where is the cooling fan relay located? Need to replace. Posted by Maria Ransom on May 29, 2013. SOURCE: timing belt diagram for 2001 ford escort zx2 dohc cam shaft timing marks on back of cams ,two slots ,use a flat piece of metal to align . After doing the relay upgrade that elmauro86 posted, I'm still having a problem. R13 Not used. I have a 1993 ford taurus sho 3. Remove fan shroud retaining bolts, and cooling fan motor/blade/shroud assembly. The AC works until the fans quit running. 1995 Ford Escort Lx Fan Relay Locations Right Hand Side Under Bonnet On The Wing Or At The Back By The Battery Depending On Model Build. Helpful 0 ;Low prices on Radiator Fan Control Relay for your Ford Explorer at Advance Auto Parts. The fan does not come on when the car gets hot. The other 2 relays are controlled by the PCM. 1. 9 L . When temp reaches 207 degrees farienheit the low speed relay should be turned on. During low speed operation, the PCM supplies the ground path for the low speed cooling fan relay through the low speed cooling fan relay control circuit. Therefore the options seem to be replace the fan control module for the engine cooling. Those 3 relays have tow different fuses that they rely on for power. 1 helpful. 0 liter automatic transmission. You'll need: -2 SPDT relays. The second fuse is a large 40 amp fuse located in the fuse panel located under the hood. Reply Like #5. Check power flow to the low speed cooling fan relay from the high speed cooling fan relay on the Light Green (LG) wire. 2000 FORD ESCORT: COOLING FAN. The radiator fan does not need to run at highway speeds, only when there is no air passing through the radiator. 69. -something to destroy the original relay's harness. Smart Living Transform Your Home with These Cutting-Edge GadgetsSOURCE: timing belt diagram for 2001 ford escort zx2 dohc cam shaft timing marks on back of cams ,two slots ,use a flat piece of metal to align . hello, my info show the above location for the ect sensor, wiring colors are light green with black tracer and blue with white tracer. If a problem that involves the low speed cooling fan relay control circuit exists, DTC P0480 should set. I would suspect you have a bad relay . What engine does it have ? 3. I have an 1992 Ford Escort wagon. 0 A Fuse 5 Fuse and relay box in passenger compartment, fuses 19, 21 – 24, 28 – 30, 34 – 38 60. Now I had voltage to both relays and fan came on when air conditioner turned on, looked good went for drive car started over heating after about 20 min. High speed cooling fan relay 3. The radiator fan does not need to run at highway speeds, only when there is no air passing through the radiator. Electrical Schematic — Engine Cooling Fan 1. 0. Listen very closely for a click sound from the engine, ( most thermostats make a click when. Testing low and high speed cooling fan relays. I'm trying to find out how many cooling fan relays are in a 1999.