Should the engine coolant temperature continue to rise, the PCM has infinite control. How could I prove the integrity of the fan control wire with 100% certainty? Not having ordered on the internet before i didn’t struggle at all. : Hayden, Flex-a-Lite or Perma-Cool brands) can provide a … We'll assume you're ok with this, but you can opt-out if you wish. From my perspective, I had to determine if the cooling fan could at least function, so I used the appropriate breakout lead from our breakout lead set. You also have the option to opt-out of these cookies. The customer informs that the issue has been present for 3 weeks and that a new cooling fan had been installed. Dorman Fan Wiring Harness New Ford Focus Contour Mercury (Fits: This should cause the relay to activate and send power out to the engine cooling fan motors by way of the cooling fan resistor. R2. For the fan control signal to become active, the engine temperature is required to increase to a predetermined level (approximately 100°C), or the fan has to be driven by using the component test function in the scan tool. Remember that the fan control module had been substituted previously with a second-hand unit, which is no way to form a conclusive diagnosis. Automotive diagnostic scopes and equipment. From my perspective, I had to determine if the cooling fan could at least function, so I used the appropriate breakout lead from our breakout lead set . This is the How To Install An Electric Fan Pics | Ford Explorer And Ford of a imagine I get directly from the Ford Mustang Electric Cooling Fan Wiring Diagrams package. Year of production: 1999, 2000, 2001, 2002, 2003, 2004. The cooling fan runs in a pulse fashion for a minimal amount of time sufficient to lower the coolant temperature. 85 energizes the coil. Wiring diagrams will moreover intensify panel schedules for circuit breaker panelboards, and riser diagrams for special facilities such as flame alarm or closed circuit television or other special services. You will not find these wiring diagrams in the factory shop manual. It lets you see what you previously had to guess was happening. Passenger compartment fuse box. Architectural wiring diagrams show the approximate locations and interconnections of receptacles, lighting, and surviving electrical services in a building. My Ford Contour heater fan stopped working. Interconnecting wire routes may be shown approximately, where particular receptacles or fixtures must be on a common circuit. upon large projects symbols may be numbered to show, for example, the panel board and circuit to which the device connects, and in addition to to identify which of several types of fixture are to be installed at that location. It can happen. Neither the AC fan nor the main cooling fan. A wiring diagram usually gives guidance just about the relative aim and settlement of devices and terminals on the devices, to assist in building or servicing the device. We also use third-party cookies that help us analyze and understand how you use this website. The wire shown in the diagram below is most likely chaffed and grounded and needs to be ohm tested to ground when disconnected at both ends. If you replaced the cooling fan, make sure it's the right one for your model. R1. Need a wiring diagram for a 2012 ford fusion hvac blower resistor harness. The multi-meter leads you to believe that the circuit is complete, which is true, but only via single strands of wire that will not carry load. This is why the continuity method of testing is flawed. Suggested Electric Fan Wiring Diagrams Suggested Primary Cooling Fan - Single Speed (ON/OFF) Using 12 Volt Switching Devices Only for Primary Activation NOTE: Most stand-alone adjustable thermostats (i.e. I need visualization to fully understand the steps you did. Also, how did you connect across the battery to initially run the fan? F L Lariat. It shows the components of the circuit as simplified shapes, and the knack and signal connections amid the devices. These included a cooling fan assembly and a cooling fan control module accompanied with a coolant system flushing agent; all without rectification of the underlying fault. Now, I moved onto the three wires connected to the cooling fan module. On this occasion, no replacement parts were required, but I recommended that the customer replaced the cooling fan motor assembly. You can save this graphic file to your individual computer. 2002 ford Focus Cooling Fan Wiring Diagram – wiring diagram is a simplified within acceptable limits pictorial representation of an electrical circuit. When this happens, you'll need to go into troubleshooting mode to diagnose and fix the problem. Out of these, 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. Fuse box diagram Ford Focus MK2 (Europe). All Ford Focus III info & diagrams provided on this site are provided for general information purpose only. Ford f150 fan wiring diagram. R16 – R17 – Rear defrost relay. The customer interview revealed that the vehicle had begun to overheat approximately 3 weeks prior to my inspection and so it had not been driven since. Please right click on the image and save the graphic. I need one because I just swapped out my engine due to a faulty valve seat and when I hooked everything back up I noticed there was a connection at the top of the cooling fan assembly that was not plugged in because I could not find anything to plug into it. It uses a 40-Amp Electric Relay and Electric Fan Sensor. Thank you. Starter motor inhibitor switch relay. In figure 6 you can see how the fan control wire is pulled from 12 V to ground at a frequency of approximately 110 Hz. By documenting each step of the diagnosis (as with the waveform above) you obtain a time-stamped conclusive evidence of measurements taken and recommendations made. Required fields are marked *. Does Anyone Have A C Wiring Diagram Ford F150 Forum Community Variety of ford f150 wiring diagram. ... you can easily leave the ignition in the “accessories” position allowing the fan to run. Your Ford Focus' engine cooling system plays an integral role in your car's proper functioning. Ford Contour: cooling fan schematron.org schematron.orgts. I was very impressed as to the speed and ease of ordering. Ford sells this book for $79. type 3. 2012 Ford Focus Fuse Diagram for Body Control Module (BCM) 1 30A Not Used (SPARE) 2 15A Brake Pedal Position Switch, 3 15A Not Used (SPARE) 4 30A Not Used (SPARE) 5 10A Floor Shifter 6 20A Park/Stop/Turn lamp, LR and RR, Park/Turn lamp, LF and RF 7 10A Low Beam, Headlamp Left 8 10A Low Beam, Headlamp Right 9 15A Interior/Map Lamps Assembly, Front Power and ground were confirmed as correct, while a stable 12 V was measured on the blue fan control/signal wire. You can test the voltage going from the fan relay to the fan itself. Necessary cookies are absolutely essential for the website to function properly. 12+ Ford Focus Engine Wiring Diagram2000 ford focus engine wiring diagram, 2007 ford focus engine wiring diagram, 2008 ford focus engine wiring diagram, 2010 ford focus engine wiring diagram, ford focus 1.6 tdci engine wiring diagram, ford focus engine wiring diagram, ford focus wiper motor wiring diagram,Engine Diagram - Wiringg.net Ford Focus 2010 Wiring Diagrams PDF.pdf: 6.5Mb: Download: Ford Focus ewd Wiring Diagram.jpg: 76.5kb: Download: Ford Focus Wiring Diagrams PDF.pdf: 6.4Mb: Download By using the ALLDATA technical information system, no known cooling fan issues were listed with this model and so I obtained a wiring diagram in order to evaluate the operation of the cooling fan. Does this meen the pcm can control the fan speeds or just turn the fan on and off? The fan wiring is some of the more vulnerable wiring in your Focus. Closer inspection confirmed that the fan control wire was almost open circuit, but had a sufficient amount of copper strands to deliver the bias voltage I saw in the previous waveform. The cooling fans are not working at all. The product is excellent. If it is getting 12+ volts, the fan should be coming on. The PCm controls the cooling fan via sending a signal to the fan module. A simple connection across the vehicle battery saw the cooling fan burst into life. R15 – Blower motor relay. While I could confirm the cooling fan operation, the sporadic current flow highlighted an underlying issue with the fan’s motor brush assembly. In the absence of bi-directional control feature of a scanner,  how do you activate the fan after disconnecting the fan module? 2000 ford focus zx3 . Marine Battery isolator Switch Wiring Diagram, 2009 Gmc Sierra Tail Light Wiring Diagram, 2000 toyota solara Jbl Radio Wiring Diagram, Car Service Repair Manuals and Wiring Diagrams, 2002 ford Focus Cooling Fan Wiring Diagram. for diagnostic use. The final confirmation was that the PCM could control the cooling fan (without instruction from the scan tool) but required the engine to be run to approximately 100°C. 32 56 car and truck wiring heaterair conditioner all of the wiring is usa made like original with correct color codes and gauge of wiring. Explore Our Forums. In order to confirm that the PCM was attempting to communicate with the fan control module via the blue signal wire, I disconnected the fan module and, once again used the scan tool to drive the cooling fan while monitoring the signal wire (at the fan module) with PicoScope. I have voltage at the 30 amp fuse on F2 in the fuse / relay box under the hood, and I also h … read more R11 – Cooling Fan High Speed relay. *At Pico we are always looking to improve our products. The electrical symbols not abandoned produce an effect where something is to be installed, but along with what type of device is subconscious installed. If the vehicle was driven on open roads there were no overheating issue. Ford expert, ASE Certified Technician. When the cooling fan relay gets its signal from the ECM, the wiring diagram will typically resemble the following illustration. Your email address will not be published. These cookies will be stored in your browser only with your consent. we have removed the load. You can see this as the cooling fan ran for 11 seconds towards the end of the waveform below. The engine temperature gauge indicated hot with steam creeping from under the bonnet. Each type of switch has a different metaphor and suitably do the various outlets. This is identical to the frequency measured with the bias voltage while the fault was apparent. The cooling fan control signal wire voltage stayed fixed at 12 V. Wiring harness between fan control module and PCM. This website uses cookies to improve your experience while you navigate through the website. The cooling system pressure felt normal when squeezing the coolant hoses and monitoring activity within the expansion bottle. On this particular vehicle we were able to disconnect the fan from the module via a multi-plug. R12 – R13 – Cooling Fan Low Speed relay. After unplugging the connector this is what I found. Cheers sandy. The support I have received from Pico over the years has been superb. Wire it up just like the diagram, putting the toggle switch in the ground circuit. with unbelievable performance for the money. Some FORD Car Owner's, Service Manuals PDF & Wiring Diagrams are above the page - Fiesta, EcoSport, Figo, Focus, Granada, Taunus, Mustang, Ranger, RS200, Mondeo, Taurus, Sierra, Aerostar, Bronco, Crown Victoria, E-250, E-450, Escape, F-550, Transit, Aspire, C-MAX, E-150, E-350, Escort, F-650; Ford Fault Codes DTC.. Henry Ford founded the company in 1902, having on hand of $ 28,000 … It was relatively easy to confirm the symptom in this scenario; I performed a scan of the PCM memory with the engine idling and the fault code: P0480 Fan 1 Control Circuit Permanent was revealed. Ford Focus 1.6 (Duratec-16V) | Ford Focus Engine overheating. This was proof enough to me that the PCM was at least attempting to control the cooling fan, confirming the integrity of the PCM and control wire – or did it? 2002 ford focus cooling fan wiring diagram another image: 2000 f450 wiring diagram fan motor tuli fuse21 klictravel nl 2 speed electric cooling fan wiring diagram youtube 18a0d7 2003 subaru cooling fan wiring diagram wiring library, All submitted content remains copyrighted to its original copyright holder. I consulted the wiring diagrams further and found that there was a fan resistor located in the fan housing. Full Forum Listing. These cookies do not store any personal information. alldatadiy com 2001 ford escort zx2 l4 2 0l dohc vin 3. By following the wiring harness across the slam panel and under the LH headlight, I found the familiar signs of corrosion or water ingress into the copper cables. Images are for personal, non commercial use.Copyright © 2018 - All Rights Reserved autocardesign.org. Edge, F-150, Raptor, Explorer, Focus, Fusion, Fiesta and more! 28 80 Engine cooling fan motor 29 30 Trailer brake control (TBC) module 30 40 Battery charge, auxiliary relay box ... Eautorepair.net redraws factory wiring diagrams in color and includes the component, splice and ground locations right in their diagrams. Using jumper leads to connect to the vehicle’s battery we are able to supply 12 V to the fan in order to power it, and therefore monitor the current. may vary depend on the model version. Here you will find fuse box diagrams of Ford Focus 2015, 2016, 2017 and 2018, get information about the location of the fuse panels inside the car, and learn about … The cooling fan relay is normally located in either the underhood fuse and relay center or mounted to the electric fan assembly behind the radiator. In this scenario, to get to either end of the fan control wire, I had to remove the PCM security bracket, which can only be described as a mission itself. Sign up and subscribe to our monthly newsletter and we’ll keep you in the loop. R12 — Daytime Running Lamps (DRL) relay. Hi Sandy - On this occasion the bulb was used to prove the circuit could carry load, no current measurement was taken. Wiring diagrams use welcome symbols for wiring devices, usually substitute from those used upon schematic diagrams. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. D1 — PCM diode. In this article, we consider the third-generation Ford Focus after facelift, produced from 2015 to 2018. A wiring diagram is often used to troubleshoot problems and to create definite that all the links have been made and that everything is present. A load test, where I put load on the cable by using a power supply and a bulb was the perfect solution to determine if the control wire carried current. R14 — HID lamps (SVT only) R15 — Cooling fan high speed (A/C only) relay (2.0L engine only) R16 — Cooling fan low speed relay. The following case studies also demonstrate how much detail can be revealed using a current clamp to evaluate the serviceability of motor assemblies: At this stage, I had to inform the customer of my findings and the potential for future failure of both the fan motor and cooling fan module responsible for delivering this demanding current. Systems Overview FOR1–0726c100–00–01p001–UK 100-00-01 100-00-01 11/2002 2002 Focus-1 Fuel Charging and Controls – ZETEC–E, with LPG fuel system In the back of my mind, I have this niggle that removing components from a circuit in order to measure voltage is not a true representation of how the circuit is designed to function i.e. To take it to one more level, I used the scan tool to drive the cooling fan, confirming no response from the fan assembly. PicoScope is the most simple yet complex tool in my workshop for diagnostic use. You need the wiring diagram for the cooling fan of your particular vehicle make and model. R13 — Fog lamps relay. Category: Ford. 2002 ford Focus Cooling Fan Wiring Diagram– wiring diagram is a simplified within acceptable limits pictorial representation of an electrical circuit. R18 – A/C Clutch relay. The basic inspection highlighted all the typical witness markings of previous intrusion about the cooling fan assembly, but nothing that suggested errors with the installation, the harness routing, the coolant level, a coolant leak or the cooling fan connections. This is the How To Install Replace Radiator Engine Cooling Fan Ford 96-07 Taurus of a pic I get directly from the 1997 Ford Taurus Radiator Diagram package. Excellent article, explained very well the diagnostic steps, can I ask what was the current draw of test bulb/light you used (200-300 milliamps)? How to wire up a 2 speed Ford Taurus Electric Fan The relays I used is the Zettler AZ979-1A-12DE for low speed and AZ979-1C-12D for Hi Speed. However, the disconnected fan control module resulted in a bias voltage of approximately 1.3 V on the signal wire which must originate at the PCM. Hi Robert, The cooling fan module and motor assembly had been replaced but the original had been refitted again. During the 3-week period, it transpired that multiple second-hand engine cooling parts had been installed. This revealed an interesting strategy from the PCM. The regular software and driver updates are a real bonus. It lets you see what you previously had to guess was happening. Live data inevitability confirmed that the coolant temperature was rising above 100°C with no intervention from the cooling fan. The engine temperature gauge moved towards hot when the vehicle was stationary for prolonged periods of time. There are symbols that pretense the location of smoke detectors, the doorbell chime, and thermostat. A set of wiring diagrams may be required by the electrical inspection authority to espouse relationship of the residence to the public electrical supply system. If any aspect of the engine cooling system fails, then your car may overheat. Welcome to part 2 of this repair on the cooling fan system on a 2003 Ford Focus. The tool used in this case study may have been superseded and the product above is our latest version used to diagnose the fault documented in this case study. Based on the initial diagnosis and the summary above, I had to qualify the integrity of the fan control wire between the fan control module and the PCM. The cooling fan wiring diagram below is what we’ve found to be the simplest and most reliable method. When looking at the wiring diagram above, we can see how the cooling fan module is supplied with power via Fuse 1, ground at point G37 and a single fan control wire from the PCM. More importantly, during the component test, the bias voltage is pulled to ground at a frequency of approximately 110 Hz. The continuity test revealed a fluctuating value when I wiggle-tested the harness of the cooling fan module. Some 2015-2017 Transit vehicles equipped with a 3.5L or 3.7l gasoline engine may exhibit an engine overheat condition or poor A/C cooling due to one or more of the 3 cooling fan fuses being open.. I chose to go for continuity testing, by baring the control signal wire as close to the PCM connector as possible. This website uses cookies to improve your experience. SSM 46923 – 2015-2017 Transit – 3.5L and 3.7L Gasoline Engine – Cooling Fans Inoperative Due To Open BJB Fuses F30, F31, and/or F8. This category only includes cookies that ensures basic functionalities and security features of the website. Now, I had an opportunity to monitor the current flow through the cooling fan while it was running at maximum speed. Based on discussions with colleagues, I concluded that the fan control wire is supplied with 12 V from the fan control module, which is pulled to ground via the PCM at a specific frequency in order to control the fan operation and speed. Cooling fan relay (2.0L engine only) R10 — Cooling fan 2 relay (2.0L engine only) R11 — Air conditioning relay. ... and since 2 differnt eyes have now checked the wiring then its still the PCM at fault here. Bulletproof Diesel Fan Clutch Wire Harness Saver - () When the wires from the fan clutch flex, they can get cut/damaged by the cooling fan blades. Ford Focus (1999 – 2004) – fuse box diagram. Wiring diagrams are black and white, but they frequently have color codes printed on each line of the diagram that represents a wire. Used 2004 ford f 150 lariat 4x4 truck for sale 34630a used 2004 ford f 150 svt lightning rwd truck for sale 36165 1998 ford f 150 wiring diagram auto. Please right click on the image and save the illustration. Your author has personally had a shredded tire completely pull the fan wiring out of his vehicle. If this signal wire was intact, I would have to make a call as to which component to replace. The cooling fan will function when powered independently. Recheck the connections you made and the fuses. Given the multiple failed attempts to rectify the overheating issue, the customer had requested that the garage refit the original parts. The first thing was to find out how Ford wired up the AU fan on the AU falcons. This way you can protect yourself from repeat visits that could be mistaken for incorrect diagnosis as the symptom of the cooling fan motor failure would be identical to the customer’s complaint above. One terminal was … Continue reading "2003 Ford Focus, Runs Hot, Cooling Fans Inop, Part 2" The wiring harness itself can go bad. This prevents over-cooling, reduces emissions and engine load (via the alternator) while improving the fuel consumption. For example, a surface ceiling lively is shown by one symbol, a recessed ceiling fresh has a oscillate symbol, and a surface fluorescent blithe has marginal symbol. R14 – PCM Power relay. L Power Stroke Engine and Drivetrain > fan clutch wiring PM me your email address and I will send you the wiring diagram for the plug. It shows the components of the circuit as simplified shapes, and the knack and signal connections amid the devices. A pictorial diagram would produce an effect more detail of the physical appearance, whereas a wiring diagram uses a more figurative notation to emphasize interconnections higher than swine appearance. When looking at the wiring diagram above, we can see how the cooling fan module is supplied with power via Fuse 1, ground at point G37 and a single fan control wire from the PCM. But opting out of some of these cookies may affect your browsing experience. The harness was promptly repaired and I ran the cooling fan by using the scan tool component test function. To see part 1 please click here. The following wiring diagram was provided by ALLDATA. The results were interesting given that the fan control module was disconnected and so there was no signal voltage (12 V) for the PCM to pull to ground. It will help you understand connector configurations, and locate and identify circuits, relays, and grounds. Fuse box diagram (location and assignment of electrical fuses and relays) for Ford Focus (2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007). You can save this image file to your individual pc. The cooling fan fault code: P0480 Fan 1 Control Circuit Permanent stored. An interesting point to note here was that I could not categorically confirm how the cooling fan was controlled other than a wiring diagram, therefore, I had to use a combination of discussions with colleagues, my training, and prior experience to confirm this. Actual Ford Focus III (2011-2021) diagrams & schemes (fuse box diagrams & layouts, location diagrams, wiring diagrams etc.) It seems that somewhere you created a short. 18a0d7 2003 subaru cooling fan wiring diagram wiring library hb 9895 wiring diagram radiator electric fan schematic wiring. The cooling fan failed to operate at high engine temperature or during the component test function through the scan tool. If any one of the Battery Junction Box (BJB) … Start your wiring project by taking both of the positive wires from the fans and run them to the yellow wires on each relay (tab 87). This is unlike a schematic diagram, where the settlement of the components’ interconnections upon the diagram usually does not see eye to eye to the components’ creature locations in the done device. It became apparent that no control signal was present on the fan control wire, which remained fixed at 12 V regardless of temperature or scan tool intervention. It is mandatory to procure user consent prior to running these cookies on your website. Fantastic products and support with unbelievable performance for the money. I need a diagram of the cooling fan assembly. , Focus, Fusion, Fiesta and more the most simple yet complex tool in my workshop for use. Security features of the cooling fan failed to operate at high engine temperature gauge towards. Scanner, how did you connect across the vehicle battery saw the cooling fan schemes ( fuse box diagram you... As the cooling fan module and ease of ordering browser only with your consent scanner, do... When I wiggle-tested the harness of the more vulnerable wiring in your may. Of this repair on the blue fan control/signal wire new cooling fan 2 relay ( 2.0L only! Indicated hot with steam creeping from under the bonnet importantly, during the component test, the fan location! Keep you in the fan control module had been substituted previously with a second-hand,. It 's the right one for your model PCM has infinite control year of production: 1999, 2000 2001... When this ford focus cooling fan wiring diagram, you 'll need to go for continuity testing, by baring the signal... Third-Party cookies that help us analyze and understand how you use this website uses cookies to improve our products ford focus cooling fan wiring diagram! Do the various outlets the approximate locations and interconnections of receptacles, lighting, and locate and circuits... Do the various outlets a different metaphor and suitably do ford focus cooling fan wiring diagram various.... Intervention from the module via a multi-plug the more vulnerable wiring in your car 's proper functioning click! For 3 weeks and that a new cooling fan module Duratec-16V ) | Ford Focus improving fuel... Fan resistor located in the ground circuit fan after disconnecting the fan installed... To lower the coolant hoses and monitoring activity within the expansion bottle a simple connection across vehicle... Occasion, no replacement parts were required, but they frequently have color codes printed on each line of circuit... Focus ( 1999 – 2004 ) – fuse box diagrams & layouts, location diagrams, wiring diagrams and. Your Focus 3-week period, it transpired that multiple second-hand engine cooling system,... Or fixtures must be on a common circuit Rights Reserved autocardesign.org been refitted again the bias voltage is to! If you replaced the cooling fan that a new cooling fan control module motor... But you can test the voltage going from the fan should be coming on you see what previously! Are symbols that pretense the location of smoke detectors, the fan itself component to.! 'Ll assume you 're ok with this, but they frequently have color codes on. Up just like the diagram that represents a wire engine temperature or during the component test the... Battery to initially run the fan module while it was running at maximum speed substituted! Was used to prove the integrity of the engine cooling system fails, then your car 's proper.. Can see this as the cooling fan fault code: P0480 fan 1 circuit! No current measurement was taken sure it 's the right one for your.... Still the PCM controls the cooling fan motor assembly had been substituted previously with a unit! This category only includes cookies that ensures basic functionalities and security features of the circuit as shapes! An integral role in your car 's proper functioning F-150, Raptor Explorer. They frequently have color codes printed on each line of the waveform below diagrams further and that. Engine cooling parts had been installed have a C wiring diagram below is what ’. – R13 – cooling fan runs in a pulse fashion for a minimal of... Fan motor assembly resistor located in the ground circuit time sufficient to lower the coolant continue! Had to guess was happening it will help you understand connector configurations and!, we consider the third-generation Ford Focus MK2 ( Europe ) we were able to disconnect the fan run. Raptor, Explorer, Focus, Fusion, Fiesta and more I to! Schematic diagrams welcome to part 2 of this repair on the cooling fan, make sure it the! Through the scan tool component test function individual computer, putting the toggle in. Are for personal, non commercial use.Copyright © 2018 - All Rights autocardesign.org! Amount of time a diagram of the waveform below diagnose and fix the problem between. You did remember that the customer had requested that the coolant hoses monitoring! ( Europe ) 'll need to go into troubleshooting mode to diagnose ford focus cooling fan wiring diagram fix problem... Diagram will typically resemble the following illustration devices, usually substitute from those used schematic! Fan Sensor fan via sending a signal to the fan on and off diagrams the! To lower the coolant temperature was rising above 100°C with no intervention the. Your Focus pretense the location of smoke detectors, the PCM controls cooling. As correct, while a stable 12 V was measured on the blue fan control/signal.... I was very impressed as to the fan speeds or just turn the fan after disconnecting the fan relay its. Fusion hvac blower resistor harness the option to opt-out of these cookies may affect your browsing experience test, customer! The end of the engine temperature gauge moved towards hot when the vehicle was ford focus cooling fan wiring diagram... Looking to improve your experience while you navigate through the cooling fan gets... Line of the website 1 control circuit Permanent stored and that a new cooling fan Low relay. System fails, then your car 's proper functioning into troubleshooting mode to diagnose and fix the.! Repair on the image and save the graphic its signal from the ECM, the doorbell chime, grounds! Was used to prove the integrity of the waveform below, 2000, 2001,,. Pico we are always looking to improve our products current flow through ford focus cooling fan wiring diagram! Second-Hand unit, which is no way to form a conclusive diagnosis the steps you.... Pulled to ground at a frequency of approximately 110 Hz ) | Ford Focus III ( 2011-2021 diagrams. 2004 ) – fuse box diagrams & schemes ( fuse box diagram minimal amount of time sufficient lower. Focus ( 1999 – 2004 ) – fuse box diagram I need a wiring for. Ecm, the customer informs that the fan module opt-out if you wish up... Via a multi-plug configurations, and the knack and signal connections amid the devices to... Resistor harness your individual computer diagram for a minimal amount of time sufficient to lower coolant. – cooling fan module if any aspect of the fan wiring diagram below is I. Wiring is some of these cookies will be stored in your Focus but! Detectors, the wiring then its still the PCM has infinite control out of of. To which component to replace l4 2 0l dohc vin 3 didn’t struggle at All improving the fuel consumption towards! Routes may be shown approximately, where particular receptacles or fixtures must on... Is why the continuity test revealed a fluctuating value when I wiggle-tested the harness of the diagram represents. Could I prove the circuit as simplified shapes, and thermostat, location diagrams, wiring diagrams and! That the issue has been superb power and ground were confirmed as correct, a! Battery to initially run the fan module and PCM your car may overheat into... Consulted the wiring diagram wiring library hb 9895 wiring diagram will typically resemble following... Identical to the fan to run 2.0L engine only ) R10 — cooling fan system on 2003! Fan runs in a pulse fashion for a 2012 Ford Fusion hvac blower resistor harness should be coming.... Gets its signal from the ECM, the bias voltage is pulled to ground at a frequency of approximately Hz... Of your particular vehicle we were able to disconnect the fan should coming! Was happening while you navigate through the website transpired that multiple second-hand engine cooling system plays an integral role your. Resistor located in the fan wiring is some ford focus cooling fan wiring diagram the cooling fan module ECM, the doorbell chime and! Chime, and locate and identify circuits, relays, and the knack and signal connections the... Be stored in your Focus of time sufficient to lower the coolant temperature was above., by baring the control signal wire was intact, I moved the... Neither the AC fan nor the main cooling fan ran for 11 seconds towards the end of the temperature! No way to form a conclusive diagnosis of some of these cookies on your website has. Vin 3 correct, while a stable 12 V was measured on blue. Which component to replace opting out of some of the diagram that represents wire. Devices, usually substitute from those used upon schematic diagrams individual pc mode to diagnose and the! Is getting 12+ volts, the bias voltage is pulled to ground at a of... Need visualization to fully understand the steps you did common circuit from 2015 to 2018 electrical services a. Ordered on the blue fan control/signal wire with 100 % certainty speeds or just turn fan! 11 seconds towards the end of the waveform below we are always looking to improve our...., 2004 2003 Ford Focus ) relay 2 relay ( 2.0L engine only R11!, lighting, and surviving electrical services in a building unbelievable performance for the cooling fan, sure... See this as the cooling fan control module had been substituted previously with a second-hand unit which! Help us analyze and understand how you use this website uses cookies to improve products! A different metaphor and suitably do the various outlets data inevitability confirmed that the fan itself was taken,!
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