If it is the heater fuse, disconnect harness from bowl (#8 in pic below) replace fuse, but do not re-connect harness or the fuse will simply blow again. You can disconnect the connector at the module as a test. That's like $1500 plus labor if I am not mistaken. As said, vehicles employ lots of controllers. No Start | Shorted Vehicle Speed Sensor | 2002 Acura. Join to talk about performance, specs, reviews and more! 01276 - ABS Hydraulic Pump. The CAN bus connects the PCM to all of the complicated control systems that a modern vehicle has, such as: There can be as many as 18 of these modules. Hello.I have Ford Focus 2005 LX petrol hatchback.One day I was driving home from work and suddenly my engine just stall,no weird sounds or other symptoms for any faults.I towed it to nearest garage.Mechanic told to me its instrumental cluster fault.So I bought it second hand from eBay.Then mechanic told he cannot connect to ECU. We also use third-party cookies that help us analyze and understand how you use this website. In this video I will show you how to fix your no start/no communication issue on your 2002(and other years same as this model) Isuzu Rodeo/Honda Passport(oops I said Pilot in the video sorry!!) Welcome to FTE! 2003 Ford Focus ZX3 2.3l N/A = 221 HP, 162 ft-lbs, [email protected] - SOLD 2006 Ford Fusion 2.3l Turbo = 244HP, 247ft-lbs 2016 Ford Fusion Hybrid. The ECU aka PCM is powered by a fuse that also feeds the fuel bowl heater. As you know, modern vehicle electrical systems increasingly employ control modules to manage system functions. Probably shorted when reconnecting a cable putting the PCM in protect mode or whatever it might be called. I was an apprentice to an old but wise mechanic, and the way he explained controller testing made good sense and served me well. Any thoughts? The crankshaft is replaced. The cause can now be diagnosed with the aid of a wiring diagram, a component locator, a DVOM, and a healthy dose of patience. Often the instrument cluster will fail completely and will stay that way, leaving you with a Ford Focus not starting. They are twisted because that helps reduce interference from other wiring circuits. Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. The material or media contained in these forums are submitted by the general public and is NOT endorsed by Ford or Ford Motor Company in any way. Free shipping . The check engine light will be illuminated. Had transmission rebuilt (Pro).My problem is that when it gets around 35, 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Ford Fiesta U0100: Lost Communication with ECM/PCM A, Ford Mondeo U0100: Lost Communication with ECM/PCM A, Mazda 6 P0320: Meaning, Causes, & Diagnosis, PCM (Powertrain Control Module) or ECM (Engine Control Module). (Two different names for the same thing). The programming software will show a status bar for 45 seconds while it attempts communication with the vehicle (of . Thank you Guys!!! EFI Software Problems: Often times, when EFI software related functions don't work properly, it's caused by a corrupted software download/installation. Package the Ford Focus dashboard inside a sturdy box with plenty of packaging material (make sure you include your confirmation email in the box). TCS/Electronic Stability Program Module (car options and model dependent): if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. The readings between 2.5 and 3.5 volts indicate normal. Try logging on to your scan tool makers website. No the car is hard to start and misfires like a thunderstrom. Moisture caused by water leaks is a common cause of failure. Ford focus 2 0 tdci and other is 1.6 tdci I repaired dashboard connector Changed dashboard Changed engine ECU Changed ECU relay All fuses ok In dashboard esp light on. This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. CursedBones Lots of communication codes within the vehicles ECU. Started Yesterday at 03:13 PM, By http://www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will get delivery tomorrow,but there is small hope its will work. So i think the range sensor failed and confused the PCM. Ford Focus 2006 / 2007 with the rare automatic transmission. The official Ford website can be found at http://www.ford.co.uk/, Really Need Help Ford Focus Ecu Communication Problem. Then, with the ignition switch OFF or ON, there should be NO voltage on the network. Typically, its going to be caused by a bad PCM or module. LW16-11 OEM 2008 2009 FOCUS EXPLORER TAURUS . In my last article, I outlined the basics behind getting valuable diagnostic information from the Diagnostic Line Connector (DLC), and how to troubleshoot potential problems with the communications network. We'll assume you're ok with this, but you can opt-out if you wish. Started 3 hours ago, By February 12, 2015 in Ford Focus Club. Idk, this is super weird and i'm sure know it'll be a simple fix if we know what it is. 29.95. I do have WMI installed, if i want to blame that wiring for this but then its fine for 6 months with that install. The two wires on this bus are twisted together to help resist radio interference. For example, repair steps for a U0100 in Honda may be different from a U0100 in a Ford vehicle. With the battery disconnected (ground terminal). Depending on a particular vehicles options, the following modules could be included on this network system: IABDM Integrated Air Bag Diagnostic Module, Your email address will not be published. '17 SG RS1 built 01.06.2017, sold 9.21.17, home 2.24.18. Simply replace the ECM. Disconnect and clean these frame/ground connections.PCM Diode: Use car owners manual. Check the cable itself for damage, and check the plug at the scanner too. Started 2 hours ago, By By If you buy one, drive it hard. You can move on to a possible problem with your vehicles OBD terminals, and thats what well look at next. V8. i have 12v to coils etc but no ref voltage to sensors. When writing this post, I assumed your scan tool powers up when you plug it into your vehicles OBD port, but it just wont connect. Mark_ZS Each system will have its own dedicated control module, also called controllers. The smart . This may seem simplistic, and you are correct, but its worth exploring for two reasons. I would wait until the new batteries are installed before doing any more digging or part purchases. Removing the main street midpoint controller block connector effectively breaks the system in two and allows you to isolate the problem side of the circuit. Now, hook up the lab scope to the DLC as follows; Channel # 2 of your lab scope to Pin # 10, Ground lead to Pin # 4 (or you can use a good chassis ground). Any ideas what fault could be to my ford? Turned out to be a vehicle speed sensor. No communication to the ABS. The following tests arent complicated, and most of the checks are easy to do. If you find terminals with little to no tension, use a suitable tool to gently close the legs so that they maintain greater tension. If you have an account, sign in now to post with your account. If Main Relay is not being activated by the ECM, there is a very slight chance that. The diagram, at left, reveals a problem with the network. They contaminate the CAN network with constant erratic voltage. Professional mechanics use them all of the time. Calling one failed without doing the proper test can be costly. Common fault codes are - P0607 & P2110. Second, if circuit # 914 & # 915 are both shorted to ground, a complete network failure will result. Started 18 hours ago, By This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of cookies - find out more/change settings. We tried it with the aftermarket stereo disconnected and the power . So they told her it was all 8 injectors and it ran. Free shipping . 2014 Ford Focus Se 2.0L (Lot# 64456922, VIN: 1FADP3F27EL204541). So I bought new Diagnostic scan tool to make sure that there is linking error. TomsFocus FOC Supporters 19.7k Name: Tom Ford Model: NA Ford Year: Non UK/Ireland Location: Suffolk Posted December 28, 2018 All of the modules are ECUs. You have to disconnect the battery cables and hold them together to discharge the capacitors. You should've also deleted the USB driver program from the Control Panel, for a fresh installation. The voltage should now be at or near battery voltage. We take a great deal of pride in our work and will always handle your instrument cluster as if it where our own, we understand how important it is for your instrument cluster to always look as good as new when it is fitted back to your vehicle. Tony Ratcliffe We have very precise tools for this job, but you can still nail this test by improvising a fine paper clip or such. Started 4 hours ago, By Your vehicles DLC terminals are known as female terminals. These are on sale used here every day. Do not place objects like a multimeter probe into the terminals. My recommendation is to NOT let it go until you get the Hotline involved. I haven't done that because its not in the instructions from Autostyled shifter. When unplugging the TCM which is a pain to get to. Check out the Auto electrical repair tools page, where I list all the repair tools I use. And always remember the network must be repaired FIRST. A battery with min 12.5 volts should be maintained. Vehicle ignition should be turned on (Pos II). I will get delivery tomorrow,but there is small hope its will work. Connect your Ford scanner or Flash programming device to the diagnostic link connector (DLC). Brought it to my friend's shop and he hooked it up to his Snapon scan tool and the same thing. Non start no crank, pats light flashing code 16 no comms. $55.00 . The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. My fuse box has some corrosion in it so had to clean it up. Finding and fixing problems is straightforward once you have the power of knowledge. To pay for the rebuild click the Shop Now link above, select your cluster and click: Get yours rebuilt. No crank no start status and No communication with PCM. Marteinn Thank you guys so much for checking in here and trying to help, much appreciated. Good luck, hard to say without codes or looking at the car. If the ECU with the terminating resistor is disconnected, resistance between CAN Bus wires will become 120. Started 1 hour ago, By One of them is usually inside the ECM, and the location of the other varies based on the vehicle. The other day I was driving arroud the city and a warning light came up. This Mondeo Mk4 instrument cluster is a very common problem, causing gauges and dash lights to stop working. could the ecm be causing it. When transmission module was disconnected, car started fine. If the resistance returns to the normal 60-70 Ohms, youve found the problem controller. I have checked for blown fuses as some forums arround internets suggested to do first, but they seem to be all fine. Not sure I that's a sarcastic comment or not but you answered you're own question despite another ecu being put in it had the same issue so either the guy has no idea what he's doing or his equipment is no good or there's a wiring fault in all cases there's not much help that you can get on a forum it needs a garage if you're not great with cars with good equipment to trace the fault a cheap scanner will not do what you want it to do they are mostly for displaying error codes and resetting lights if you don't know what you're doing with the proper equipment you can make an expensive mess of things, The first one you linked to I have and it does work but it wont on you're car as there's an issue with the ecu. Then mechanic told he cannot connect to ECU. FORD FOCUS C MAX 2008 2015 105BHP Manual Engine Control Module ECU AV61 12A650. I'd check fuses, electrical connectors, and electrical grounds in the area you were working (especially the grounds in the engine bay). For a better experience, please enable JavaScript in your browser before proceeding. Started February 27, 2019, By 1) Overall Test Result "not ready". The contact stated while stopped in traffic the vehicle lost all power and the warning message " transmission failure" illuminated on the instrument panel. If failure happens while attempting to start the vehicle then it will prevent the engine from starting. Common Ford Focus and C-Max ECU malfunction will . sandy26 Check the fuses. Immo light flash, no glow plug light No communication with engine ECU and dtc u1900 can fault Can anyone help me with this ? Same fuse powers cigar lighter too IIRC. The contact owns a 2012 Ford Focus. 8L2T-14D212-AF | FORD OEM COMMUNICATION CONTROL MODULE UNIT . Common malfunction of the electronic diesel control unit (EDC) is very common. AUTOMATIC. The only communication between the modules and the scan tool occurs when it is initiated by the scan tool. I towed the car to the dealership and they are saying that they can't communicate with the PCM. 1,25cc. Ford Focus 1.8 ECU Fault - Engine Malfunction warning This ECU is a common failure especially for the Ford Focus 1.8 that will cause the engine to run in limp-mode and then engine will not rev over 2000 rpm and may also misfire. Wear and tear and front probing cause the terminal legs to lose tension. I guess it's in the same place as the 1.6 TDCi, if so it's located just in front of the passenger side wheel, behind the arch liner in a tamperproof casing. Ford to Spark Stop-Start Market in the U.S.: Matter Network, AUTOBODY ALLIANCE APPROVES GERBER COLLISION & GLASS INTO NETWORK, Volvo Canada announces newly appointed VP of Network Development, Diagnosing Ford communication network problems. Car has died when engaged in reverse (twice). All of the pins and values I tested we're good except for pin#4 to chassis ground. The club is not part of Ford Motor Company (UK or Worldwide) nor affiliated with or endorsed by Ford Motor Company (UK or Worldwide) in any way. P0100 doesnt give you a lot to go on. Controllers at the start of the CAN network and the end often employ an integrated 120-ohm resistor. So I took my 2000 RAV4 MT AWD into DEQ to get my tags renewed and they said that they were not able to established communication with my vehicle. Your Ford Focuss main computer (known as the ECM or PCM) uses a series of wiring harnesses and CAN bus hubs to communicate with the various modules. Will have its own dedicated control module, also called controllers this are... Manage system functions please enable JavaScript in your browser before proceeding battery voltage and dash lights to stop working 's! Are installed before doing any more digging or part purchases and dtc can. Is to not let it go until you get the Hotline involved the! Or whatever it might be called 's like $ 1500 plus labor if i am not.! About performance, specs, reviews and more attempts communication with PCM: 1FADP3F27EL204541.! Network and the end often employ an integrated 120-ohm resistor # x27 ; ve also deleted USB! A fresh installation, no glow plug light no communication with PCM the ignition switch OFF or on, should... About performance, specs, reviews and more to do ford focus no communication with ecu, but there is small hope its work... Will get delivery tomorrow, but its worth exploring for two reasons in and... It ran i list all the repair tools page, where i all... Electrical repair tools page, where i list all the repair tools i use the network disconnected and power... P0607 & amp ; P2110, and thats what well look at.. Died when engaged in reverse ( twice ) scan tool makers website doing any more digging or part.... Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum club! Readings between 2.5 and 3.5 volts indicate normal are both shorted to,. Car has died when engaged in reverse ( twice ) then it prevent! Exploring for two reasons together to help, much appreciated started February 27, 2019 by. Of knowledge normal 60-70 Ohms, youve found the problem controller weird and 'm! 'Ll assume you 're ok with this ready & quot ; cable itself for,..., DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum club. ; P2110 not being activated by the ECM, there should be maintained to go on injectors it. Can be costly no the car is hard to start the vehicle then it will prevent engine... Tool to make sure that there is small hope its will work reduce from. Is to not let it go until you get the Hotline involved Focus club please JavaScript! I tested we 're good except for pin # 4 to chassis ground electronic diesel control unit ( EDC is! ; P2110, select your cluster and click: get yours rebuilt 01.06.2017, sold 9.21.17, 2.24.18. It might be called to be caused by water leaks is a pain to get to fail completely will! Non start no crank, pats light flashing code 16 no comms with this, but there is hope. Talk about performance, specs, reviews and more instructions from Autostyled.. Analyze and understand how you use this website PCM is powered by Invision Community, DISCLAIMER fordownersclub.com. The problem controller together to discharge the capacitors found the problem controller fuse box has some corrosion in so... Common problem, causing gauges and dash lights to stop working i think range. Vehicle ignition should be turned on ( Pos II ) as a.! Know it 'll be a simple fix if we know what it is initiated by the,. Gauges and dash lights to stop working DLC ) and values i tested we 're except. Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car /... Have checked for blown fuses as some forums arround internets suggested to do the batteries! With the PCM system will have its own dedicated control module, also controllers! Help me with this misfires like a multimeter probe into the terminals Pos II ) linking error 01.06.2017, 9.21.17. Itself for damage, and most of the checks are easy to do FIRST but. And fixing problems is straightforward once you have the power ford focus no communication with ecu names for the thing! Activated by the scan tool makers website & # x27 ; ve deleted. Done that because its not in ford focus no communication with ecu instructions from Autostyled shifter cluster is a very problem! Which is a pain to get to connect your Ford scanner or Flash device... Modern vehicle electrical systems increasingly employ control modules to manage system functions my recommendation is to not let go. And confused the PCM problem, causing gauges and dash lights to stop working 2008 2015 105BHP manual control!, pats light flashing code 16 no comms to a possible problem with the PCM in protect mode whatever. By if you buy one, drive it hard simplistic, and you are correct, but you move. System functions tested we 're good except for pin # 4 to ground! I list all the repair tools page, where i list all repair. A test contaminate the can network and the power of knowledge started fine starting. This bus are twisted because that helps reduce interference from other wiring circuits with erratic... Shorted vehicle Speed Sensor | 2002 Acura in protect mode or whatever it might be called while it attempts with... You 're ok with this, but its worth exploring for two reasons the network delivery tomorrow, but seem. # 4 to chassis ground 27, 2019, by February 12, 2015 in Ford Focus not.. The Hotline involved in the instructions from Autostyled shifter ago, by http //www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I. Correct, but its worth exploring for two reasons use third-party cookies that help us analyze and how. Because that helps reduce interference from other wiring circuits go until you get Hotline. Show a status bar for 45 seconds while it attempts communication with PCM: will... Then, with the terminating resistor ford focus no communication with ecu disconnected, car started fine i am not.. To a possible problem with your account had to clean it up confused... Going to be all fine to be caused by water leaks is a common cause of failure repair page. Not mistaken better experience, please enable JavaScript in your browser before proceeding names the. Twisted together to discharge the capacitors 1500 plus labor if i am not mistaken bus are twisted because that reduce... Chance that you know, modern vehicle electrical systems increasingly employ control modules to manage system functions much. Is not being activated by the ECM, there should be no voltage the... Ref voltage to sensors website can be costly was disconnected, car started fine wear and and. A 15 pin plug and two wires on this bus are twisted because that helps reduce interference from wiring... Mondeo Mk4 instrument cluster will fail completely and will stay that way leaving! Came up tool occurs when it is the Diagnostic link connector ( DLC ) and them. Ecu communication problem resistor is disconnected, car started fine your browser before proceeding shorted vehicle Sensor! In your browser before proceeding vehicle ignition should be maintained 16 no comms car has died when engaged reverse. See, i think the range Sensor failed and confused the PCM good luck, hard say. Can network with constant erratic voltage the programming software will show a status for! Link connector ( DLC ) no voltage on the plug at the car to the and... Any more digging or part purchases we also use third-party cookies that help us and! The same thing ) pats light flashing code 16 no comms bar for seconds. Use this website software will show a status bar for 45 seconds while it attempts communication engine. Proper test can be found at http: //www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will get delivery tomorrow, but you disconnect. Your vehicles DLC terminals are known as female terminals from a U0100 a! Better experience, please enable JavaScript in your browser before proceeding scanner.... Very slight chance that volts should be turned on ( Pos II ) be costly found the controller. Then mechanic told he can not connect to ECU fordownersclub.com is an,. And 3.5 volts indicate normal started 4 hours ago, by February 12, 2015 in Ford Se! Called controllers two reasons should be maintained and thats what well look at next 914 #. No voltage on the plug fro 95 to so much for checking in here trying. Ohms, youve found the problem controller Community, DISCLAIMER: fordownersclub.com is an independent, unbiased car. In the instructions from Autostyled shifter battery cables and hold them together to discharge the capacitors modules and the tool! Whatever it might be called February 27, 2019, by http: //www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will delivery! With the ignition switch OFF or on, there should be no voltage on the network Mondeo! Program from the control Panel, for a fresh installation attempting to start vehicle! Should & # 915 are both shorted to ground, a complete network failure will result vehicle ignition should no. Lose tension for checking in here and trying to help resist radio interference same thing.! By if you buy one, drive it hard 12v to ford focus no communication with ecu etc but no ref voltage to.! To be all fine is very common that help us analyze and understand how use... It will prevent the engine from starting to sensors plug and two wires on this bus are because... More digging or part purchases it ran it go until you get the Hotline involved correct, but worth. Car to the dealership and they are twisted together to help resist radio interference arroud the and! Ecu with the network must be repaired FIRST the plug at the module as a test 2007 with PCM.
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