The CCRM has relays and switches inside that control or provide power to the engine. 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. read more. I replaced the pressure sensor at the firewall, didn't help. Ford Escort: clutch. 181. CAUTION: Do not use air tools. 2002 Ford Escort ZX2, DOHC 4cyl. Free In-Store Pick Up. jump. 05. if the car can be. COULD YOU GIVE ME A BRIEF DESCRIPTION OF ELECTRICAL SEQUENCE FOR GETTING 12 VOLTS TO ENGAGE / DISENGAGE / LOCK OUT THE AC CLUTCH. or ac clutch. The engine cooling fan wouldn't come on so I replaced the fan. blow. There are reports of failures of the CCRM or Constant Control Relay Module. Part # MT2347. Engine Overheats. No the Air conditioner compressor. One of the reasons why compressors do not engage is because of a low pressure lockout, a poor ground, a bad clutch coil, an opening in the wire to the clutch coil, or simply a blown fuse. cooling. The A/C compressor clutch assembly consists of a. If you see the fan is not broken, it may be some wiring work that needs to be done. ac. com. P0706 — Trans range performance. Proper care holds the key to a great engine operation for sure. So it seems that the gaget that should tell the fan to turn on (I would think at 140 degrees or so) isn't working. WAIT for 15 seconds. When you turn on the air conditioning, you expect to feel cold air pour out. Remove the A/C clutch pulley. Once you have power to high pressure switch if pressures are normal it will energize the coil side of the WAC relay which then creates a magnetic field and this. may have leakage somewhere,external. Let’s look at the usual reasons that cause a 10 amp fuse to blow up: 1. I took it to a shop and they said it was a faulty AC pressure switch and replaced. This is why the condenser coil is hot because of the absorbed heat. my A/C decided to quit on me a couple of weeks ago. AC compressor clutch not engaging can also be a result of a blown fuse. If the fan clutch is spinning from the moment the cold engine is started. If unplugging the compressor stops the fuse from blowing then yes you are correct, this usually means the clutch field coil is shorted and drawing to many amps and replacing it should resolve this problem. I tried that several times and it was working fine. I OWN A 2000 FORD ESCORT 2LT ENGINE AN THE COOLING FAN ON THE RADIATOR WONT WORK ITS GOT POWER TO 2 WIRES IF I GROUND THE BLK WIRE WITH THE AC ON IT WORKS BUT IT WONT WORK WHEN IT REACHES. When the clutch air gap wears to a certain level, the clutch coil can no longer pull the clutch plate tight enough to fully mate with the pulley. Check for power on the Violet wire on the low pressure cycling switch. The cooling fan motors work together with the cooling fan blades to pull air through the radiator. radiator. A fan can eat up anyplace from a number of horsepower up to 12 or 15 hp on a large V8, so by lessening the parasitic horsepower loss about the engine the fan clutch can make a. . TURN on the A/C switch. If the gap is too large, the clutch coil can’t pull in the clutch disc. Remove the A/C clutch field coil. NOTE: The temperature of the air hitting the fan clutch should be above 96°C (205°F) for maximum fan speed. When B+ is removed from the A/C clutch field coil, springs in the clutch plate and hub assembly move the clutch plate away from the A/C clutch pulley. Spend $50 on a set of manifold gauges, or take it to a shop, most will do an AC checkup for $10-30. The A/C clutch field coil can be easily damaged. Bad Field Coil. SELECT STORE. 1. However, when a vehicle’s A/C system is turned off, the accompanying clutch coil is de-energized. The A/C was working great for two days and then stopped cooling. The process is a bit different for older cars that are not compatible with the R134a type. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. It works fine when connected directly to the battery. 0l, Enigine. its not an actual relay is. it's a 98 gt, the ac compressor was disconnected and so was the high pressure line on the condensor, hooked the line up, I have pressure in the low side right now with a Freon bottle on it When I connect the compressor plug into the compressor and attempt to run the car it blows the ccrm fuse under the dash when disconnected(the compressor. we replaced the ac clutch and then realized it was not getting any power. newlywed Posts: 8,255 Forumite. 2003 Ford Escort Radiator Cooling Fan Motor Relay 2002 Ford Escort Radiator Cooling Fan Motor Relay 2001 Ford Escort Radiator Cooling Fan Motor Relay 2000 Ford. It must have a internal thread for a. Remove the A/C clutch and the A/C clutch hub spacer. Replacement tube kit required to replace orifice tube. If I turn the A/C off, the temps climb back up and the fan doesn't turn on. Go to the Constant Control Relay Module and check the voltages at pins 21, 22 and 23. Lift the A/C clutch disc and hub spacers from the ac compressor shaft, 4) add or remove ac clutch disc and hub spacer based on measurement. . compressor. 7 Ohms. the coil terminals. system cools. Then remove the little bolt in the middle of the pulley. Trusted mechanics, rated by thousands of happy car owners Engine Overheats. When accelerating at all my 2006 E350 stops blowing a/c air from the vents and blows out the defrost. The cost to replace an AC condenser fan ranges from $300 to $425 on average. This over heats the coil and over time will blow fuses in some cases. The fan clutch regulates the speed of the radiator fan which helps to cool the engine. 0 L engine. With the clutch unplugged my meter will read 14. PRICE: 239. ) As a result, it is advisable to do some other tests while you have the compressor on the bench checking the clutch air gap. Since I spent quite a bit of time under the truck the last. Open the hood. The cooling fans in your Focus has two circuits - one thru a resistor for low speed, and one for high speed (no resistor). 25 mm bolt into the A/C clutch to force it from the compressor shaft. replaced the clutch and realized there was not power to it. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. *BAD SOLDER JOINT: the most common is. 1. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty. The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. Clutch plates and pulleys are designed to fit snugly together. I have power at the clutch connector (disconnected) when A/C is switched on with engine running but. ford 2005 crew cab - Ford 1999 Escort question. my guess is that the condenser isn't getting the cooling it should, causing the high pressure condition. Constant Control Relay Module: The constant control relay module uses a combination of relays and solid state switches to control the following systems: engine cooling fan ; A/C clutch ; fuel pump ; powertrain control module power Ford Escort Radiator; Ford Escort Belt; Ford Escort Water Pump; Ford Escort A/C Compressor; Ford Escort Thermostat; Ford Escort A/C Heater Blower Motor; Ford Escort Hose (Heater) Ford Escort Radiator Fan Assembly; Ford Escort Blower Motor Resistor; Ford Escort Water Outlet; Ford Escort A/C Heater Blend Door Actuator; Show Less This is why the condenser coil is hot because of the absorbed heat. I just changed my manual transmission on my ford escort 2002 zx2. Then goes out again. 4. JohnH930. It pressurizes the coolant in the system by sensing temperature changes in your cooling system. Ford Technician. The amount could be higher depending on your type of vehicle and region. connector. 1993 Ford Escort 1. In addition, the compressor clutch stops the AC from running 24/7. When driving the temp dosnt get too high. Less common causes are clogged expansion valve or. Having your car’s air conditioning go out suddenly can ruin your day fast. 2002 FORD ESCORT. Connect the low pressure gauge to the low pressure port, open the gauge manifold valve on the low pressure side, and connect the center inlet to the vacuum gauge. $37. The A/C clutch field coil can be easily damaged. 4. Another common A/C problem is weak airflow, which could mean you have a compromised seal, mildew or mold buildup, a loose or damaged hose, or a ventilation fan that needs to be replaced. • System overpressure - will cause high shaft rotation torque. Clutch fan check - See if any visible damage on clutch fan. If your air is blowing cool but not cold, the problem could be a clogged filter, cooling fan problem, radiator trouble, or it could simply be that you need to recharge your AC. If there is more than one shim then remove the thinnest one, reassemble. Includes: 58130 new compressor, 33094 accumulator, 38639 orifice tube, compressor oil, necessary O-rings and gaskets. It will be labled Engine. I changed all 3 fan relays and temp. Place the special tool 412-065 on the special tool 412-078. Unfortunately, the clutch plate face and pulley face wear with extended use, widening the AC clutch air gap. Vehicle overheating. This unique kit was designed by Ford Engineering to provide all dealers access to all the approved application tools and components required to complete a repair that meets Ford Motor Company engineering specifications. once u open it u will find 5 relays. You never want to go with a larger fuse as it cause major wiring damage. The fans would run all the time no matter what. When this happens, the air may be stuck on or off, plus refrigerant can leak. Ok Chris can you tell. read more. When accelerating at all my 2006 E350 stops blowing a/c air from the vents and blows out the defrost. It has three relays, one for a/c compressor. When the clutch switch has failed, it will usually produce a few simple symptoms to look out for. Visually identify the underhood fuse/relay box. for destinations within the 50 states. Posts: 52,793. 1 answer. In that mode, it pulls in outside hot air into the coil. In the “on” or “engaged” position, an A/C compressor’s clutch transmits 100 percent of the rotation force applied by an engine’s serpentine belt, directly to the compressor’s driveshaft. . If not, the fan clutch is defective and needs to be. Reviews. There are reports of failures of the CCRM or Constant Control Relay Module. 2. Ask Your Own Ford Question. read more. Blown Fuse. The first thing to look for is the condenser fan being on (if equipped). However, this problem is also caused by low refrigerant levels, which should be checked regularly. If the clutch does not engage, check for power to the clutch. A/C compressor clutch will not stay engaged. Take a Ohm resistance check back to battery negative. ). fuel filter. There is a spring in the fan clutch to speed up the rotation of the fan. If the coolant level is low, you need to top up the coolant reservoir. Freon - Answered by a verified Ford Mechanic. Cooling, Heating, Ventilation & A/C - AC clutch air-gap/spacers - 2000 Ford F-150, 5. Remove the A/C clutch field coil. An A/C compressor clutch is a component powered by the serpentine belt. These are the first 2 steps I perform when I start an A/C Diagnosis. If the relay shorts or fails, it will not be able to. I measure the resistance on the coil and. The cause could be the carbon buildup, a faulty valve of the controlling air system, or a dirty throttle body. Also you may need to swap the CCRM box underneathe the air filter plastic housing. read more Lead Auto Tech. Car died and wouldn’t start again or if it does it runs roughly for a few seconds then dies; Speedometer stopped working; Can gas in the fuel tank cause the car to. AC NOT ENGAGING CLUTCH. 2002 Ford Escort: I discovered that the compressor (air-cooler). Compressor Cut-Out Switch. 1767 posts · Joined 2012.