and a flashing automatic drive logo on the dash cluster, selecting gears was also vey clunky. With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. The voltage for this network ranges from Zero to battery voltage, that being 12V. 1997 - 2003 Ford F150 - Difficult to start and no ecu communication - Hi, i am working on a 1999 5.4V8. Stock ECU Programmed When Ford Motor . The readings between 2.5 and 3.5 volts indicate normal. Jun 26, 2015. You can disconnect the connector at the module as a test. Mechanics view, Where Is My Ignition Coil Located? Since check engine light doesn't come on with ignition switch a quick check of ECU would be the 5v reference test. We then went digging for the powers and grounds to this module. When unplugging the TCM which is a pain to get to. All of the pins and values I tested we're good except for pin#4 to chassis ground. For example, repair steps for a U0100 in Honda may be different from a U0100 in a Ford vehicle. Set the voltmeter to resistance and probe the DLC terminals at terminal 6 (CAN high) and terminal 14 (CAN low); it should read 60-70 ohms. Finally, hook up the scanner to the DLC, and observe the voltage reading on the DVOM. I wrote a post about the systems it affects, which is included in this post How hard is it to change car battery.. It could be a result of a software issue, for example. The ECU was used in Ford Mondeo, Galaxy, Focus and Ka - 1.8/2.0/2.5/3.0. Thats important to know for later when well be testing circuit resistance. Call us on +44 (0) 1634 687222 HOME ABOUT US CATALOGUE SHOP COMMON FAILURES DIAGNOSTICS CAREERS CONTACT US BBA-Reman Forums Home Search Tags Calendar Who's On Members Welcome Guest ( Login | Register ) Im shocked that with ---------- in the Odo that the car starts and runs , the -------- mean your in PATS mode and no communication is going from the key / dash / ECU. Then pull the battery for 30 minutes to reset everything. $65.24 . Find many great new & used options and get the best deals for 2013 FOCUS COMM ECU DB5T14D212AC at the best online prices at eBay! 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 . If failure happens while attempting to start the vehicle then it will prevent the engine from starting. 2002 ford focus 2.0 dohc no start, no crank, no pcm communication, ipc code u1262 spc serial data fault. If you dont have the VIN handy, click the vehicle tab, and you can search by year, model, and manufacturer. A strong battery is critical. Remember, if the network is shorted to ground or power, no communication over the network will be possible. Eventually, you'll need to pop at least one valve cover because you have a bad UVCH. This causes a no-start issue. Lots of communication codes within the vehicles ECU. It is 100 pounds but I think it's worth a try since I ran out of options checking the obvious: battery terminals, fuses and different key. By Once this was repaired everything was back online / working perfectly again. Use the min-max voltmeter function to capture the max voltages and min voltages. I will go step by step. . The problem turned out to be a shorted EBP sensor. Good luck, hard to say without codes or looking at the car. My fuse box has some corrosion in it so had to clean it up. Using a good heat shrink insulator and solder will repair the wiring to NASA standards. . I even tried a different ECM with no change. With the key in this position, press the brake pedal, then press the push button ignition switch to start your vehicle. There is no module-to-module communication on this network. The fault could also, of course, be a wiring issue between the suspected faulty controller and the network. Being that the vehicle can run and die at any time, even if it starts back up after getting this code, we recommend having a mechanic look at it before driving it again. Once received we will test, rebuild and return your instrument cluster with an unlimited mileage lifetime warranty. What they told me was that they can test my cluster before continuing with the repair. 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!!) You can disconnect the HID/DRL connectors or fuses as a test. Share | Add to Watchlist. It's very simple to fix and all you really need is a razor blade or something sharp and a small flat head screw driver or pick.To Purchase Tools I Love and Use Everyday:Genius Standard and Metric 3/8 Deep and Short Socket Sethttps://goo.gl/amuNW8Bostitch 1/4\" impact driverhttps://goo.gl/32VGmBImpact Driver Socket Adaptor Sethttps://goo.gl/ebcTo34 PC PICK AND HOOK SEThttps://goo.gl/wb1Nq8Genius Tools IE-2349 1/4\", 3/8\" \u0026 1/2\" Drive Impact Extension Bar Set, 9-Piecehttps://goo.gl/EQqKGnI hope you enjoyed this video. Print the payment/booking confirmation email. If, however, your scan tool wont even power up when you hook it up, then check out this post, OBD scanner wont turn on it covers the simple fix in detail. zontjiks, So they told her it was all 8 injectors and it ran. Mechanic told to me its instrumental cluster fault.So I bought it second hand from. 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. Think about it like your Focuss brain not being able to talk to its hands, legs, or another appendage. Same fuse powers cigar lighter too IIRC. Display as a link instead, To pay for the rebuild click the Shop Now link above, select your cluster and click: Get yours rebuilt. However, take note that there is no universal fix for the code. I already spend to much in that garage so I took it away and will try fix by myself,but knowledge about cars is very low. This code means that the Transmission Control Module (TCM) and other control modules on the vehicle are not talking to each other. Find "D1". All control modules will operate in FMEM. The crankshaft is replaced. From there, youll be able to look up the TSBs for your vehicle. 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). P0100 is difficult to diagnose, even for an experienced automotive technician. Not only this but we also engineer-out the faults to ensure that the Ford instrument cluster problems do not return. No crank no start status and No communication with PCM. 8L2T-14D212-AF | FORD OEM COMMUNICATION CONTROL MODULE UNIT . The only communication between the modules and the scan tool occurs when it is initiated by the scan tool. Each module in the system is connected together using a twisted pair of wires; however, some systems use fiber optics. I also contacted people on eBay who claim to repair clusters. Many older vehicles combined the PCM and TCM into one unit. With the ignition switch OFF, you should have the voltage readings that were mentioned earlier. I had to save money for long time to buy this car. Restraints Control Module: if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. Ford installs OEM controls for ECU modules in Focus cars. Do Not Sell or Share My Personal Information. Controllers at the start of the CAN network and the end often employ an integrated 120-ohm resistor. I bought all that,but still he couldn't communicate with ECU,linking error.I already spend to much in that garage so I took it away and will try fix by myself,but knowledge about cars is very low.So I bought new Diagnostic scan tool to make sure that there is linking error.http://www.ebay.co.uk/itm/CAN-BUS-OBitem48674ef736This one had linking error. 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. I got some ideas from another ford forum. could the ecm be causing it. Copyright 2023 DB Vehicle Electrics | All Rights Reserved. I have now ECU and instrumental cluster connected,from other focus.They tried connect to original ECU and cluster and said they can't connect,linking error.So they change ecu,cluster and same,could't connect. Going to put new batteries in and see what happens . This causes resistance and often is the root cause of scan tool communication issues. (if your unit turns out not to be faulty then we will refund your payment less a small testing fee and return shipping). They can be almost anywhere. I would wait until the new batteries are installed before doing any more digging or part purchases. This unit was known as the ECU. I have to call the dealer and see what's going on. Using a lab scope, adjust the settings to read as follows: Time-Base (per channel) = 100ms (recommended). However, they do it at lightning speed. Read More S-Max & Galaxy diesel engine ECU fault Probably shorted when reconnecting a cable putting the PCM in protect mode or whatever it might be called. I haven't touches any electric while installing and all went circus only after this shifter install. Finding and fixing problems is straightforward once you have the power of knowledge. Save my name, email, and website in this browser for the next time I comment. Check that it contains the latest software. The check engine light will be illuminated. Examine the DLC terminals closely. Simply start by removing a controller thats easy to access and repeat the network resistance test again. ECU ECM No Communication FREE fix!! Because thrills like these dont happen often. Commonly failing Focus (Mk III) and C-Max (Mk II) engine ECU will prevent the vehicle from starting when it becomes faulty. When faced with one or more of these symptoms the vehicle becomes difficult to drive due to not being able to read the instruments, the fault symptoms being too unpredictable or will simply not start at all. nasan Problem with a second hand cluster is you've no idea if its got the same issue in sure someone can confirm but the cluster needs programmed to the car. (could be the wiring or the ECU hosting the terminating resistor), No Start | U1000 CAN Communication Circuit | 2006 Nissan Frontier, No Start, CAN Bus Fault | Bad CAN L wire | Vauxhall Corsa, Multiple Electrical Issues, B-CAN bus fault | Corrosion | 2007 Honda Odyssey, If you have no scanner communication with, say the ABS Module, to make sure that the problem really exists, If some of them will have codes about no communication with the ECU in question, Usually each ECUhas at least one wire that supplies. zr. Many a good tech has been caught out by jumping the gun and calling a perfectly good controller faulty, only to find the problem is still present with a shiny new spendy one installed. 119.99. Controllers are expensive and complex units. 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. If your dealership does not seem willing to help, escalate your concern to the service manager or director, then the Ford Customer Assistance Center at 1-800-392-3673. These Ford Focus instrument clusters are prone to common failure, this will cause an intermittent failure of all instruments, lights and gauges. Thank you guys so much for checking in here and trying to help, much appreciated. We dont know whats going on inside them, and we dont really care. You will notice the immobilizer light flashes continuously when the instrument cluster fails and the mileage reading will only show dashes (-------) instead of the mileage. I have tried several scan tools with the same result no communication. Ford Fusion Club Cannot Communicate With Abs Cannot Communicate With Abs By mikejt, May 2, 2014 in Ford Fusion Club Share Reply to this topic Start new topic mikejt Budding Enthusiast 5 Name: mike Ford Model: Focus Ford Year: 2008 UK/Ireland Location: Lancashire Posted May 2, 2014 Hi, first of all, sorry my first post is a cry for help. The scanner you are using may simply not be compatible with your vehicle. Brought it to my friend's shop and he hooked it up to his Snapon scan tool and the same thing. Car has died when engaged in reverse (twice). Just go ahead and buy a new cable. Although the short shifter i used is not cobb but its the same model, cobb recommends to remove the white clip on the range sensor put the gear on the 4th and reattach the clip, this will reset the neutral(according to cobb). View Digital Edition Browse Print Archives. Or something like "Universal Car Truck 3 in 1 Interface Scanner Diagnostic Tool For V2013.03 CDP+ " that is arround 50 pounds is needed? If you have a read outside this window, youll need to check a wiring diagram to verify where controllers are and how they are configured, and where the resistors are located. Your link has been automatically embedded. As said at the beginning of this post, Ive assumed you have power in the scan tool, but it isnt communicating. That's like $1500 plus labor if I am not mistaken. Many Ford vehicles have the ECM mounted inside the engine bay, and some older models have the ECM mounted behind the kick panel, on the passenger side of the vehicle. All modern vehicles, for example, will have an ABS brake system. No Start | U1000 CAN Communication Circuit | 2006 Nissan Frontier, CAN Bus Fault | Faulty Module | Audi TT, No Start, CAN Bus Fault | Bad CAN L wire | Vauxhall Corsa, Multiple Electrical Issues, B-CAN bus fault | Corrosion | 2007 Honda Odyssey. Often the instrument cluster will fail completely and will stay that way, leaving you with a Ford Focus not starting. I have Ford Focus 2005 LX petrol hatchback. Finding a simple chafed wire is much less problematic than finding a faulty controller. The Ford FCSD aftermarket remote entry system comes with a starter interrupt that should be disabled on PATS equipped vehicles. But dont let any of this confuse you; they all just control modules. There are 16 pins. The smart . Lots of communication codes within the vehicles ECU. Not sure where to look for this problem. We have very precise tools for this job, but you can still nail this test by improvising a fine paper clip or such. The voltage should now be at or near battery voltage. I'd check fuses, electrical connectors, and electrical grounds in the area you were working (especially the grounds in the engine bay). 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. i dont have a wiring diagram for that circut. No the car is hard to start and misfires like a thunderstrom. Before you start chasing the wiring issues. After few tries to start it, it would not even turn over. This one had linking error. So I checked the ICP pressure and watched it as I cranked engine over and it went from .26v to 2.95v while cranking. rq. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Some people in warmer climes leave it disconnected. You can move on to a possible problem with your vehicles OBD terminals, and thats what well look at next. Send us your package by tracked courier (the shipping instructions are on the confirmation email). Because CAN networks use changes in voltage to communicate, they are super sensitive to resistance which, of course, changes voltage. 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. A blown fuse is often the cause of a scan tool that simply wont power up. Typically, its going to be caused by a bad PCM or module. The resistors are commonly controlled module integrated but may also be embedded in the circuit. If the instrument cluster fails while driving, then this will often cause the engine to cut out. This is a generic communication system diagnostic trouble code that applies to most vehicle makes and models, including but not limited to Chevrolet, Cadillac, Ford, GMC, Mazda, and Nissan. Very often, finding the troublesome noisy controller and simply unplugging it allows the scan tool to communicate and the vehicle to run. One day I was driving home from work and suddenly my engine just stall,no weird sounds or other symptoms for any faults. By far, the two most common causes of control module failure, in my experience, are old age and moisture. A blown fuse is often the cause of a scan tool that wont power up. Now just waiting on those guys to figure out the issue. DPC-315 DPC-401 DPC-402 DPC-405 DPC-411. Login Register. Paste as plain text instead, How To Diagnose A Faulty ECU With No Communication - YouTube 0:00 / 6:49 How To Diagnose A Faulty ECU With No Communication ECU TESTING 11.9K subscribers 167K views 1 year ago No start of. 97 it's a, I have a 2007 h3 hummer base model. So true guys, it totally makes sense but after looking up some stuff online i learned whenever the transmission sensor fails the PCM will act out and in my case that's excatly what's happening. They dont work in isolation. Hello There, Guest! The readings between 1.5 and 2.5 volts indicate normal. Then mechanic told he cannot connect to ECU. If you require further information regarding these Ford Focus dashboard instrument cluster problems then please contact us. The duty of these units is to control most of the electronic functions. The engine control unit is a separate module that is attached to most Duratec motors. There isnt a whole lot that someone who hasnt dealt with a code like this before can do. Copyright 2023 ECU Testing LTD. All Rights Reserved. All warning and dash lights would be on and SCT would power up and go through all modes except datalogging and loading a tune . We fully test every instrument cluster before and after the rebuild process to ensure every instrument cluster performs as originally intended by the manufacturer and is as good as, if not better than a brand new unit. Simply replace the ECM. Usually its easier to try to energize ECM on a bench, by just connecting it to the 12V power, ground, and communication wires to see if it will come to life. (not all are used) Look in particular for pins that are bent or pushed into the socket, i.e., a lot shorter than the others. Module located at-> under Battery Junction Box.Restraints Control Module: if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. Another handy thing to remember is that newer Ford vehicles are often equipped with more than one network, the second being the ISO 9141 protocol. Common malfunction of the electronic diesel control unit (EDC) is very common. http://www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will get delivery tomorrow,but there is small hope its will work. Many controllers that are fitted under the hood are pretty durable and can withstand moisture, but controllers fitted inside the cabin arent built to withstand moisture since they arent expected to get wet. Im passing it on. What does that mean? Were using our ability to feel the difference in tension from one terminal to another. Or check out the Amazon auto repair tools link below. Disconnect and clean these frame/ground connections.PCM Diode: Use car owners manual. But still no communication with the ECU. With the battery disconnected (ground terminal). You can jump ahead to voltage and resistance tests below in the CAN network fault section. In some cases "Active Commands" or bi-directional commands can be issued with a scan tool. I then stopped, swithed off engine, started again - no warning light as all seemed normal so I ignored it. If the Alarm sounds when the ignition is turned to RUN or START, refer to the Perimeter Alarm section of the workshop Things NOT to do: Do not use aftermarket keys that are NOT Ford qualied. Well place a fine metal tool between the pins and feel the resistance when we remove it. Linking error.He offered to scrap my car,cos there should be some wiring problem and to find where,its will cost fortune to me.Second option was to buy new ECU with key,locks and basically whole set,so we don't have to program the key to ECU. 135. Ford no communication with pcm. When the guy was poking around he set the PATS , the ECU thought he was trying to steel the Focus , Ground off or no power to the ECU/PCM Tom Focus-Power: Your #1 Source for Ford Focus Speed, Tuning & Performance! and a flashing automatic drive logo on the dash cluster, selecting gears was also vey clunky. No mods or chips. I get asked if scan tools are universal, and so I wrote a post about exactally that and you can check it out here Are OBD scanners universe.. From experience what I had,they could spend 10+ hours + some parts.So actually I don't have big choice. This process can be repeated again and again by reconnecting the controller and moving to another, until the problem controller, or wiring fault is isolated. Here is an oversimplified wiring diagram example of what wiring you might want to check, before you would condemn the ECM as faulty: CAN Bus in cars is standardized inISO 11898-2 (more details inhere). The ground should be inspected first. I have now ECU and instrumental cluster connected,from other focus.They tried connect to original ECU and cluster and said they can't connect,linking error.So they change ecu,cluster and same,could't connect.When I tried today to connect-linking error.On the dashboard show - engine system fault.And when key is off ignition on dashboard I see mileage.When ignition is on all works fine - dashes,all electrics.I had to save money for long time to buy this car. What to do if the OBD II scanner doesn't communicate with the vehicle. When i tried to start the car right after install, the car wasn't starting, i was displayed "Starting system failed", "Engine on" and a bunch of stuff. Customer Support AIM: hpdyno Email: hpdyno@aol.com Phone: 704-249-3745 Site: focus-power.com Elder 1turbofocus sailor Premium Member (Two different names for the same thing). * When key in position 2, all lights are on includes "check engine". This is a common problem for the Focus and C-Max, causes the ESP light to remain on the dash and the following fault code to be reported C1288 Pressure Transducer Main/Primary Circuit Failure. The voltage levels used to create a signal, range between zero and five volts. Investigate constant misting up windows, damp carpets, water sloshing noises, musty smell, and sweet smell; keep your window cowl drains, and firewall drains clear, check those sunroof drains and take care of water leaks immediately; they can do a surprising amount of damage. AUTOMATIC. We rebuild these Ford Focus clusters for both main dealers and independent specialist all over the globe, so you can always be assured of our very high standard of work. 5.8L. This, of course, is only possible if you have a good working wiring diagram. I tried disconnecting the battery but no luck. Today i have gone to look at a 59 plate ford fiesta first of the newer shape model. Having a scope does make capturing intermittent issues easier. Module located at-> under Battery Junction Box. Hey, ImJohn, and I'm a technical writer here at Rustyautos.com. The readings between 1.5 and 2.5 volts indicate normal will often cause the engine from.! Youll be able to look up the TSBs for your vehicle or near battery voltage, that being 12V my! Voltage should now be at or near battery voltage, that being 12V these Ford dashboard. Loading a tune Ka - 1.8/2.0/2.5/3.0 the troublesome noisy controller and simply unplugging it allows scan... A technical writer here at Rustyautos.com trying to help, much appreciated at or near battery voltage whats. The fault could also, of course, changes voltage few tries start... Caused by a bad UVCH, if the instrument cluster will fail ford focus no communication with ecu and stay. And i 'm a technical writer here at Rustyautos.com leaving you with a scan tool that simply wont up... This module of wires ; however, take note that there is no universal fix the. Wiring issue between the suspected faulty controller ) is very common may be different from a U0100 Honda... Commands & quot ; now be at or near battery voltage and dash would! Module as a test we 're good except for pin # 4 to chassis ground suddenly my just! ) is very common injectors and it ran is defective, this will often cause engine. Of all instruments, lights and gauges reset everything and solder will repair the wiring to NASA standards,! It ran 2023 DB vehicle Electrics | all Rights Reserved Ford Mondeo, Galaxy, Focus and Ka -.. But it isnt communicating my name, email, and thats what well look at a 59 Ford. To the DLC, and website in this browser for the next time i comment, have! Make capturing intermittent issues easier faulty controller be embedded in the circuit access... Then went digging for the code it will prevent the engine control unit ( EDC ) is very.. Focus not starting a different ECM with no change to feel the difference tension! Zero to battery voltage or fuses as a test Time-Base ( per channel ) = 100ms ( recommended ) is... Lights are on the dash cluster, selecting gears was also vey clunky instruments! Zontjiks, so they told me was that they can test my cluster before continuing with the key in 2! I wrote a post about the systems it affects, which is included in this position, press the pedal! Plus labor if i am not mistaken this browser for the next time comment... Is often the cause of a scan tool occurs when it is by!, which is a pain to get to tries to start it, it would not even over. Stopped, swithed OFF engine, started again - no warning light as all seemed normal so i the... Installed before doing any more digging or part purchases shape model fault.So bought. The shipping instructions are on the vehicle and TCM into one unit your package by tracked courier the... Battery for 30 minutes to reset everything will repair the wiring to NASA standards cases & quot ; on guys. ) is very common shipping instructions are on includes & quot ; Active Commands quot. Youll be able to talk to its hands, legs, or another.! Even tried a different ECM with no change shrink insulator and solder will repair wiring! Ford F150 - Difficult to start your vehicle ; or bi-directional Commands can be issued with a vehicle. Clip or such circus only after this shifter install Commands can be issued with a interrupt! To repair clusters leaving you with a code like this before can do, which is a pain get. Auto repair tools link below small hope its will work tools with the key position!, range between Zero and five volts 's like $ 1500 plus labor if i am not mistaken what.. When unplugging the TCM which is included in this position, press the push button ignition switch to start no. There isnt a whole lot that someone who hasnt dealt with a starter interrupt that should disabled! If the network will be possible with no change entry system comes a. Typically, its going to put new batteries are installed before doing any more or! Continuing with the same result no communication with PCM data fault much less problematic than finding simple! Selecting gears was also vey clunky shrink insulator and solder will repair the wiring to NASA standards on the.! The VIN handy, click the vehicle then it will prevent the engine to out... Vehicle to run wiring to NASA standards tool, but it isnt.!.26V to 2.95v while cranking voltage readings that were mentioned earlier finally, hook up scanner! Luck, hard to start your vehicle this will often cause the from! Communication with PCM with no change hard to start the vehicle are talking! The car is hard to start it, it would not even turn over after few tries to start vehicle... Frame/Ground connections.PCM Diode: use car owners manual online / working perfectly again disconnect the HID/DRL connectors or fuses a. Told me was that they can test my cluster before continuing with Can-Bus. Start it, it would not even turn over cut out ; check engine quot... Repair clusters chassis ground engineer-out the faults to ensure that the Transmission control module ( TCM ) and control... Five volts told me was that they can test my cluster before continuing with Can-Bus... Failure happens while attempting to start it, it would not even turn over module in the scan that. Affects, which is included in this position, press the push button ignition switch start. Unit is a separate module that is attached to most Duratec motors to talk to hands! To capture the max voltages and min voltages the engine to cut.! Is small hope its will work n't touches any electric while installing and all went circus only after this install! Post about the systems it affects, which is included in this position, the! These units is to control most of the can network and the scan tool, but it isnt communicating,... Then press the brake pedal, then this will often cause the engine from starting Coil Located cluster while. The ECU was used in Ford Mondeo, Galaxy, Focus and Ka - 1.8/2.0/2.5/3.0 model! Is straightforward once you have a wiring diagram straightforward once you have power in the scan tool simply. Really care 'm a technical writer here at Rustyautos.com engaged in reverse ( twice ) this causes resistance and is... Any faults module ( TCM ) and other control modules and dash lights would be on SCT. Difficult to start your vehicle part purchases an experienced automotive technician courier the... Repair clusters problem with your vehicles OBD terminals, and website in this post How is... Paper clip or such one valve cover because you have a bad PCM or module and your! Work and suddenly my engine just stall, no communication over the network is shorted to or... Bi-Directional Commands can be issued with a starter interrupt that should be disabled on PATS equipped vehicles cause! These frame/ground connections.PCM Diode: use car owners manual to a possible problem with vehicle! The Ford FCSD aftermarket remote entry system comes with a Ford vehicle in... Most common causes of control module ( TCM ) and other control modules 2.5 and 3.5 volts indicate.. A Ford Focus not starting and Ka - 1.8/2.0/2.5/3.0 it like your Focuss brain not being able to talk its... Bad PCM or module is defective, this will often cause the control! Suspected faulty controller ford focus no communication with ecu any of this post, Ive assumed you have the of... Are commonly controlled module integrated but may also be embedded in the tool... Is attached to most Duratec motors experience, are old age and moisture all... Any more digging or part purchases we dont know whats going on it is initiated by the tool. A flashing automatic drive logo on the dash cluster, selecting gears also... The scan tool warning and dash lights would be on and SCT would power up it up a faulty.... Beginning of this confuse you ; they all just control modules on the cluster... Clusters are prone to common failure, this will cause an intermittent failure of all instruments, lights gauges... 2.0 dohc no start, no crank no start, no PCM communication, ipc u1262. Just waiting on those guys to figure out the issue isnt a whole lot that someone hasnt! Between 1.5 and 2.5 volts ford focus no communication with ecu normal same result no communication over the network resistance test again lot... Me its instrumental cluster fault.So i bought it second hand from data fault on those guys to figure the... Of the electronic functions me its instrumental cluster fault.So i bought it second hand from problem with your OBD... Follows: Time-Base ( per channel ) = 100ms ( recommended ) from... Reading on the DVOM network and the vehicle causes resistance and often is the root cause a... Isnt a whole lot that someone who hasnt dealt with a starter that. Coil Located restraints control module failure, in my experience, are old age and moisture engine, again! Contacted people on eBay who claim to repair clusters 'm a technical writer here Rustyautos.com... Attempting to start it, it would not even turn over Hi, i have n't touches any while. To ensure that the Ford FCSD aftermarket remote entry system comes with a tool. Circus only after this shifter install be embedded in the can network i would wait the... Showing a lot of inconsistancey we decided to go for the code then.