when I attach a wire from the air conditioner clutch to the battery it runs. Facts: 1. Most automobiles have either electric cooling fans, or a fan mechanically driven off the front of the engine to help air flow through the radiator. The gauges fluctuate slightly (3 points or so back and forth) The AC won't kick on unless I disconnect the High pressure switch. overheating. 98 Ford Escort: engage. Remove these bolts and the clutch will be free from the fan. Also, the rear air moves from blowing cold air. Verify no codes are stored for the engine cooling fan circuit and ac system first. 0 helpful. 9L (SOHC) OEM (Fits: Ford Escort). The air conditioner doesn't work. Posts: 52,793. However, when a vehicle’s A/C system is turned off, the accompanying clutch coil is de-energized. Over time, the contacts wear out and the switch must be replaced for the AC to function. The same is true of vehicles without air conditioning. Powertrain Control Module Replacement. Lead Auto Tech. Less common causes are clogged expansion valve or orifice tube. 3 Remove the A/C clutch field coil. If it does not blow a fuse right away this is probably the problem. once u open it u will find 5 relays. If voltage is present, and if the relay is functioning, check for voltage at the connector to the compressor clutch. The Evaporator Temperature, In-Vehicle Temperature, and Sun load values are delivered to the PCM by the HVAC module. Test for +12 volts at the low pressure switch. the coil terminals. I measure the resistance on the coil and. First-time customers get $20 off an order of $75 or more. Spend $50 on a set of manifold gauges, or take it to a shop, most will do an AC checkup for $10-30. com. 1Hold the A/C clutch hub with the special tool. The PCM doesn't know the actual pressures, or the state of. #1. Install the special tool on the nose opening of the A/C compressor. The radiator fan only turns on when the AC is switched on because there is an issue with either of these components: Thermostatic switch. Silver 2003 Jetta TDI, Silver 2000 Jetta TDI (sold), '84 Vanagon with '02 ALH engine. 99. With FS10 compressor. There are several ways A/C compressor clutches receive power. My 1996 ford escort will not start. The engine cooling fan wouldn't come on so I replaced the fan. #5 · Aug 17, 2015. 2014 Exhaust Clogged. I measure the resistance on the coil and. Keep your vehicle running at optimal temperature with a replacement radiator and other cooling system components. Here is AC info for you. That switch sends a pressure signal to the EATC control module. ac compressor. 3. 0 engine, have ahad an idle air control code along with others. Soon after I noticed leaking at the top of the. 0L Sedan. relays. blow. Step 4: Check the Fan Clutch . HiCustomer . Southeast Kentucky. . It should only be on by a electrical signal, unplugging it you should have got some kind of change. 2002 ford mustang air conditioner stopped working. 0 L engine. Method 1: Use a thermostat: The thermostat is located between the engine and the radiator to help control the temperature. This is not acceptable or expected in my opinion. Received 1,349 Likes on 1,093 Posts. Yes. an electronic part/module that. If this doesn’t start the clutch, the clutch needs to be replaced. 1. I was told it is a control module that tells the clutch on the compressor when to kick on and off. Poor Performance. I have no power coming from the fuse panel to the fan controler. 755. diyfixer answered 10 years ago. 2. Clutch fan is good. 1. coil was bad but now I can jumper the wires and the a/c works I also have replaced the pressure. Check if the compressor's clutch has been engaged. The spark plugs and wires are also critical to the ignition system. 2 Install the special tool. With the AC running I have 43 on the low side and 180 on the high side. . A cooling fan clutch is expected to fail over time. I would check the cycling clutch for power with the fan off if there is not power. ZZDaryl. 08. Bullitt4204 Discussion starter. 1) The A/C pressure cut-off switch is used to interrupt the A/C compressor operation in the event of high system discharge pressures. Received 4 Likes on 4 Posts. Notice that the PCM commands the compressor control valve and the AC clutch field coil relay while receiving inputs from numerous modules and sensors. If your compressor has suddenly stopped working and you have the 4. A/C Compressor Pressure Relief ValveMethod 2: Jump-start the clutch. The fan clutch works fine when driving down the road if the temperature gets to 200/210 degrees, but not at idle with the A/C on. When the engine burns fuel, it generates heat that builds up over time. Includes: accumulator, orifice tube, compressor oil, necessary o-rings and gaskets, cap and valve kit. 2002 ford escort: heater. 5 to 12. PRICE: 239. Adding that to the labor charges, you can expect the replacement cost to be in the range of $400 to $600. Location. Add oil if the level is below the normal point. When the engine is off, there are a few things you can do to check the fan clutch: Spin the fan. You are looking to see if the PCM sends power to one or both relays to turn on the coolant fans. In Europe, the Escort was available to buyers since 1968. 2002 ford escort. When B+ is removed from the A/C clutch field coil, springs in the clutch disc and hub assembly move the clutch disc away from the A/C clutch pulley. . Equip cars, trucks & SUVs with 2002 Ford Escort A/C Clutch and Components from AutoZone. Place the A/C clutch field coil on the A/C compressor with the A/C clutch field coil electrical connector correctly positioned. 1. The most common reason for the clutch to kick out when the system is full of freon. Engine running hot. Step 4: Test the A/C. If high side is above 400psi it could be over charged. Search Fixya. For 1997-2002 Ford Escort A/C Compressor Clutch Coil Motorcraft 75562RG 2000 (Fits: 1998 Ford Escort) $37. There are a couple of coils inside the alternator. Therefore I doubt that it's the fan relay. With air conditioning installer kits. Freon - Answered by a verified Ford Mechanic. About 2 sec on and 6-7 seconds off. Heavy-Duty Thermal Fan Clutch: This fan style turns the fan at 70-90 percent of the shaft speed when engaged for increased cooling. Compressor Cut-Out Switch. replaced terminals and battery and cooling fan module making clicking sound (ccmc?)1999 Ford Escort ZX2: The air conditioner doesnt work. The cooling fan runs when the ignition is switched to the off position. I am enclosing the diagram check power in and if. The basic function of a fan coil is to draw air from the room through the fan, which passes it through the heat exchange coil. Where is the a/c relay switch found on the 1999 ford. REPEAT the self-test. # 4. Unplug the compressor clutch from the wiring. Good afternoon. 21 is the input from the fuse and must be B+ with the A/C on. I believe this should not spin with the ac off. Common Causes of AC Clutch is Not Engaging. 49. $3. You have to jump-start it and the process won’t take more than a couple of minutes: Examine the oil level in the compressor. When this happens, the air may be stuck on or off, plus refrigerant can leak. The computer controls the magnetic field and monitors the cooling fan speed through a sensor built into the magnetic coil housing (Figure 2). clutch - Answered by a verified Ford Mechanic. Also, if the cooling fan was inoperative, the engine temperature gauge would be. Which means that if the communications path between the CCRM and PCM is broken, the cooling fan will run in low speed mode. A slipping clutch plate can be the most common cause of AC clutch engaging and disengaging intermittently. I have a 1999 Ford Escort ZX2. I Want to disconnect the AC compressor on a 2004 Ford Taurus. The clutch on the AC compressor and radiator fan seem to kick on and off at same time with a 2 to 3 second delay. The diode is. 2000 ford escort: cooling fan. A pinpoint test by symptom can be done. The car begins to overheat in stopped traffic, but will cool down as long as car is in. The parts and labor required for this service are. it is about 3. With the engine running, turn the A/C control or switch to "on" at the dashboard. A. . Hence, fuel efficiency and power are reduced. AC NOT ENGAGING CLUTCH. The system wasn't charged when I bought it a month or so ago and last week the compressor started smoking. Jul 24, 2012 • 2002 Ford Escort. The clutch engages and starts spinning when the air. . Also tried new ignition switch, and still same when you turn ignition key on the fan will shut off and the fuel pump will quit pulsatingCAUTION: Do not use air tools. Check. 1991 Ford Escort: overheat. After changing the intake manifold,thermostat and antifreeze. Reaction score. 1 Install the special tool. The process is a bit different for older cars that are not compatible with the R134a type. read more. (Usually due to clutch coil resistance being too low. Started trying to repair the AC. 2015 ford focus. NEEN A SCHEMATIC OF AC CONTROL CIRCUITS. Ford p u F150: air conditioner clutch on 2002 f150 ford engage - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. relay then the power would be transferred through the contacts in the relay and would go out through pin 23 to the. I HAVE A 99 ESCORT, THE AC CLUTCH WILL NOT ENGAGE, FREON IS OK, PCM SAYS ITS ENGAGED, COOLING FANS COME ON,. Magnetic. The faulty coolant temp sensor might also be a reason behind it. Go back and recheck the circuit. 2000 ford escort: cooling fan. SKU # 607260. The cost to replace an AC condenser fan ranges from $300 to $425 on average. 1814 posts · Joined 2001. It’s used with deeper-pitch fans (2 1/2″ of pitch), and works well with higher operating rpm. 4L V8 Lariat Noticed as of late, the AC is not working consistently again, and it's because the AC clutch is not always engaging.