ford focus no communication with ecu

If the seals become too worn, it will be easier for moisture to pass through them and enter the ECU. If you need an inexpensive scanner that does the job, check out the Topdon vs. Autel review, or see the code readers I recommend here on the Mechanics tools page. Started 3 hours ago, By Crank but no start, or no start and no crank. U0100 - Lost Communication With ECM/PCM "A". 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. Moisture is a bad thing to have in an ECU because corrosion will form . Ford FOCUS Engine Size: 1.6 Years: 1998 - 2005. In many cases, this may require a bidirectional scan tool. I just had it for 6 months and now I have to scrap it? Intermittent Engine cut on Ford Focus RS MK2 2010. Ford Focus 2008 / 2010 SRS Control Module ECU & WARRANTY - 1145695. The document includes a vehicle-to-PATS cross-reference chart, an ignition key identification photo-guide, a list of PATS DTC descriptions, and many PATS hints, tips, and relearns procedures. Eventually, you'll need to pop at least one valve cover because you have a bad UVCH. If either CAN high or low are outside, these readings jump ahead to circuit resistance checks. Common fault codes are - P0607 & P2110 Ford Focus Dashboard Instrument Cluster - Common problem, Fiesta, B-Max and Transit brakes locking on, Ford Focus 1.8 ECU Fault - Engine Malfunction warning, Fiesta (Mk VI) 2002 - 2008 loss of speedo and mileage, Ford Mondeo III TDCI Turbo Actuator fault, Diesel Pump EDC failure for Fiesta, Focus, Mondeo & Transit, Power Steering (EPS - Electric Power Steering), ECU (Transmission Combined Clutch Actuator), ECU (Comfort / Convenience Control Module), ECU (ELSD - Electronic Limited Slip Differential). Part Number: 5JAB / S118934104B. Our quality, remanufactured auto computers are available for up to 80% less than at the dealer and come with a lifetime warranty. Module located at-> under battery Junction 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. No Start | Shorted Vehicle Speed Sensor | 2002 Acura. ford focus no communication with ecu. ENGINE ECU FORD FOCUS MK4 C519 2018 On TITANIUM 999 PETROL B7DA - 11936760. http://www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will get delivery tomorrow,but there is small hope its will work. battery Junction Fuse Box. Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. Started Tuesday at 03:15 PM, By The ECU has seals around it which are supposed to prevent moisture from entering inside. However, take note that there is no universal fix for the code. We use cookies to ensure that we give you the best experience on our website. arturo moreno obituary Ian Keys Welcome to FTE! Ok got new batteries in and tested cranking voltage and was in parameters to operate idm. Tip. Out of these cookies, 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. No problems with the Speedo and they checked the rear sensor on the Diff, all was ok. No communication with ECU 7.3l Ok got new batteries in and tested cranking voltage and was in parameters to operate idm. To test wiring circuits or controllers, youll need to know wiring colors, routing, and pin-out numbers. Offering a fully mobile service to East Lindsey & North East Lincolnshire areas. You can move on to a possible problem with your vehicles OBD terminals, and thats what well look at next. My recommendation is to NOT let it go until you get the Hotline involved. Computers are great most of the time, but when they dont work, theyre a pain in the jacksie. You can disconnect the connector at the module as a test. When reconnected to the car, the ECU will be in auto-programming mode and will accept new keys as per the procedure below: 1. Ford provides an excellent document describing the different PATS control function types. Lots of communication codes within the vehicles ECU. 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. When I was looking for blown fuses in the engine bay fuse nr30 which is 3A causes miscommunication as well as lights up most of the warning lights on the Cluster. Then, with the ignition switch OFF or ON, there should be NO voltage on the network. Started February 6, 2020, 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, Mon-Fri 9:00am-10:00pmInternational dial +44 1773 535638. With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. If you can access codes from the PSCM module, then the U0131 code is either intermittent or a memory code. Step 1 Open the hood of the Ford. 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. 119.99. What we do care about is verifying the following: Once we have checked the voltage, ground, and inputs, its easy to condemn a failing or faulty controller. Clean the battery terminals and other connections too: make sure each terminal lug has a healthy connection onto the cables; follow the black wires down and find the spot that the wire mounts onto the car frame. (Page 1 of 2) The cost to diagnose the U0155 FORD code is 1.0 hour of labor. zain611 Common fault codes: C1095 - Pump Motor Circuit Failure. Turned out to be a vehicle speed sensor. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. try using brake cleaner or easy start into inlet manifold to see if car runs for few seconds. 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. Any Ford ECM/ECU/ PCM with -12A650- in the OE part number can be repaired. Number one, it only takes a few moments, and number two, while not being the most common cause of a scan tool that wont communicate, it is by far one of the easiest fixes. Or the only option is Ford themselfs? Well, front probe the pins and compare tension. If you dont have the VIN handy, click the vehicle tab, and you can search by year, model, and manufacturer. Most controllers are wired in series, with sub-controllers (Side streets off the main street); knowing which module is on main street and which is a side street is crucial to efficient resistance testing. Same fuse powers cigar lighter too IIRC. The codes suggest a failed ECU, the brain reading all the engine sensors. Step 2 Wait for 20 minutes while the PCM bleeds off the electricity it stores for backup power. Module located at-> under hand brake, center console. Display as a link instead, Tina Cole Husband, great wolf lodge williamsburg homeschool days 2021 A failing battery can also cause ECM failure. DTC: U0140,Lost communication with body control module DTC: U0001,High Speed CAN Communication Bus DTC: P1260,Theft Detected, Vehicle Immobilized DTC: U0121,ABS operation, no signal/ no communication System Type: BRAKES You also have the option to opt-out of these cookies. Alexdeltaron So they told her it was all 8 injectors and it ran. We will then rebuild your instrument cluster and return it to you with an unlimited mileage warranty. But opting out of some of these cookies may have an effect on your browsing experience. If the problem is intermittent, your Focus may run and die randomly at any time. and excellent communication. All you need is the key to the vehicle for this process. It can be found in the console storage compartment, cup holder, or other location depending on your vehicle. Started 9 hours ago, By I will get delivery tomorrow,but there is small hope its will work. Range Rover Velar 2022 Autowatch Ghost Fitted Louth, Citroen C4 Additive Eolys Removal Mablethorpe. This also sorted the Can-Bus communication codes once we deleted these from the vehicles ECU. First, hook up the DVOM (positive lead) to Pin #7 into the back of the DLC connector, the ground lead attached to the chassis. 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. I bought all that,but still he couldn't communicate with ECU,linking error. Offering a fully mobile service to East Lindsey & North East Lincolnshire areas. All CAN Bus pair wires (CAN H and CAN L) are twisted together. Place the voltmeter positive probe on terminal 14 and the negative on terminal 4. Its known as the handshake. This is not a problem, if you prefer this option then follow the following steps: Package the dashboard instrument cluster inside a sturdy box with plenty of packaging material (make sure you include your confirmation email in the box). Ford Focus UK model 2000 registered 1.8 diesel CL non aircon The car cut out and would not restart. You can disconnect the connector at the module as a test. Ford FOCUS Engine Size: 1.6 Years: 2004 - 2011. I am new driver and its so disappointing. Lots of communication codes within the vehicles ECU. He offered to scrap my car,cos there should be some wiring problem and to find where,its will cost fortune to me. Car may workS ok for hours, but Intermittent CUT OUT -Engine MALFUNCTION message come back on, We have very precise tools for this job, but you can still nail this test by improvising a fine paper clip or such. Customer Support AIM: hpdyno Email: hpdyno@aol.com Phone: 704-249-3745 Site: focus-power.com Elder 1turbofocus Reply 1 - 7 of 7 Posts This is an older thread, you may not receive a response, and could be reviving an old thread. Place the key in the backup slot . These were the Engine ECU, TCM ( Transmission ) and the ABS module. This code tells you that communication has been lost between the ECM/PCM (main computer) and a particular control module has been completely lost. Hotline: 0911.560.560 - 0909.880.768; Gi hng 0. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. The official Ford website can be found at http://www.ford.co.uk/, Really Need Help Ford Focus Ecu Communication Problem. 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. Ford wants $1200 for the repair ($800 parts $400 labor). 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. Mechanic told to me its instrumental cluster fault.So I bought it second hand from. How to Diagnose ECU Communication Issues? In this article, we will provide the following information and also the various factors that can affect the salary. ursula martin actress Well cover all these tests below, but before we do, well need the proper tools to make these tests. Its very cheap and there is big possibility its doesn't just work.So I decide to do triple check and bought a bit better fault code reader. Installing a new starter can also cause ECM failure. It can be due to many factors, including a faulty ECM/PCM, a loose connection between them, or the vehicle system . Contact your local Ford, Lincoln or Mercury dealer for details and a copy of the limited warranty. This tests the ECM Voltage supply as no power may be caused by a blown lighter fuse TEST 5: Connect positive DMM lead to either DLC bias terminals Connect negative DMM lead to the ground terminal With the ignition key ON and no bus activity, BUS + should read 0V BUS should read 5V Follow these steps to reset the anti-theft system fully: Hop in the vehicle. Ford Focus owners have reported 484 problems related to automatic transmission control module (under the power train category). how do you calculate weight per square inch? DizzyG Try to fix it by myself or scrap it. Check the fuses in the fuse box for if any of them are burned. Note: Removing the battery may require calibrating several systems such as HVAC, radio, etc. MikeM1988 . There are two grounds on the frame rail too. The only communication between the modules and the scan tool occurs when it is initiated by the scan tool. A visual test may reveal the issue, but youll likely need to perform a pin drag test. Controllers are like black boxes. No power when the key is inserted. You can disconnect the HID/DRL connectors or fuses as a test. Also please check out the statistics and reliability analysis of Ford Focus based on all . SKU:SE8132559. Paste as plain text instead, These Ford Focus instrument clusters are prone to common failure, this will cause an intermittent failure of all instruments, lights and gauges. March 2015. Common fault for all Mondeo TDI Vehicles, causes the glow plug light to flash and the following fault codes "P132A and/or P132B". Disconnect and clean these frame/ground connections.PCM Diode: Use car owners manual. gumption cider discontinued You will need a lab scope to see this. Clear editor. Module located at-> under hand brake, center console.Stock or modified HID/DRL headlight equipped cars: in some rare cases, defects of HID/DRL systems can cause an OBD linking error. Check for corrosion or debris in the plug. For this reason, a pro shop will use a scope to capture, slow down and check glitches visually in a graph. The two wires are identified as CAN high and CAN low, so-called because of the range of volts they use to communicate on the network. sandy26 View Digital Edition Browse Print Archives. DaveT70 I have tried several scan tools with the same result no communication. Check terminal 16 and terminal 5 (signal ground) also. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Each module in the system is connected together using a twisted pair of wires; however, some systems use fiber optics. There are a few ways to reset your Engine control modules. There is no need to re-code or reprogram your instrument cluster once you receive it back, just plug in and away you go. I then stopped, swithed off engine, started again - no warning light as all seemed normal so I ignored it. In a workshop. 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 also contacted people on eBay who claim to repair clusters. If your scan tool can access fault codes and the only one you retrieve from other modules is the U0131, try to access the PSCM module. A TSB is a notice that manufacturers (including Ford) use to explain common problems with a vehicle and how to deal with them. difference between sumerian astronomy and egyptian astronomy One of them is usually inside the ECM, and the location of the other varies based on the vehicle. The more sophisticated your vehicle is, the more controllers it will have. Get at least 20% off selected Ford parts on eBay View parts on eBay now! All we need do is tell a little white lie to the scan tool or programming device! Speedo is dissplaying dashes where the milage should be and the same warning light is flashing. Using a good heat shrink insulator and solder will repair the wiring to NASA standards. All CAN Bus pair wires (CAN H and CAN L) are twisted together. Check that it contains the latest software. Dave May In addition, well check the resistance of the CAN network. Or is it better to send my Cluster to a repair and hope for the best? Check out Auto electrical repair tools to see the battery maintainer I use. Good luck, hard to say without codes or looking at the car. Checked fuses and relais. Started 20 hours ago, Ford Owners Club If you have no scanner communication with, say the ABS Module, to make sure that the problem really exists before you start checking the wiring, try to read the codes from all the other ECUs (Electronic Control Unit, aka computer). Any ideas what fault could be to my ford? EEC-150. Simply replace the ECM. These were the Engine ECU, TCM ( Transmission ) and the ABS module. Started 11 hours ago, By Started February 26, 2015, By The major concern of the companies today is data breaches and stolen information. 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. So I bought new Diagnostic scan tool to make sure that there is linking error. Tip. The ECU aka PCM is powered by a fuse that also feeds the fuel bowl heater. Posted on January 19, 2023 . Test or replace that Diode.Fuse 48 = Data Link Connector, ABS Control Module: if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. The engine control unit is a separate module that is attached to most Duratec motors. There is no communications with PCM: PCM will always communicate on the diagnostic link regardless of theft status. Try to fix it by myself or scrap it. The instrument cluster needs programming regardless new or 2nd hand . Pasted as rich text. 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. V8. 2002 ford focus 2.0 dohc no start, no crank, no pcm communication, ipc code u1262 spc serial data fault. The same thing can happen if you get your wires crossed while jumping your car. So i think the range sensor failed and confused the PCM. JordyC123 By You can disconnect the connector at the module as a test. In most cases, this wiring is referred to as CAN bus. 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). Started 1 hour ago, By 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. U0100 is a generic trouble code, which means it can be seen in various makes and models. Of course, a fast way to check your scan tools is simply to plug into another vehicle if it works great! Started August 12, 2021, By Common fault codes are - P0607 & P2110. ford focus no communication with ecu ford focus no communication with ecu on January 19, 2023 I am new driver and its so disappointing. Controllers are connected via multiplexers which facilitate communication and the sharing of information. You can disconnect the connector at the module as a test. Depending on how your CAN network is wired. On many cars, the engine control module (ECM)also called the engine control unit or electronic . Jan 26, 2011. and a flashing automatic drive logo on the dash cluster, selecting gears was also vey clunky. Wide ranges of ECU . ABS Control Module: if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. Alex.S Save my name, email, and website in this browser for the next time I comment. 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. Started 9 hours ago, By Any thoughts? 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. A person who is faced with the task of changing out an ECU for a Ford Focus does not have to worry. Then stopped, swithed off engine, started again - no warning light is flashing Lost communication with &. Wiring is referred to as can Bus pair wires ( can H and can L ) twisted... Think the range Sensor failed and confused the PCM bleeds off the electricity it for... Make these tests can network, 2021, by crank but no start, no crank, PCM. Use car owners manual club for owners of Ford Focus ECU communication problem in and away you go or. Slow down and check glitches visually in a graph one valve cover because you have bad! Voltage and was in parameters to operate idm Ghost Fitted Louth, Citroen C4 Additive Eolys Removal Mablethorpe holder or! An unlimited mileage warranty loose connection between them, or the vehicle system few seconds fix the. Dizzyg try to fix it by myself or scrap it to operate idm PCM! Under hand brake, center console if you get the Hotline involved disconnect and clean these frame/ground Diode... Ecm/Pcm & quot ; a & quot ; tests below, but they... To a possible problem with your vehicles OBD terminals, and you can move on to repair! Multiplexers which facilitate communication and the sharing of information electrical repair tools to see this but youll likely to!: 1.6 Years: 1998 - 2005 repair tools to see this website in this article, we then! Can network between them, or the vehicle system make sure that there is no universal fix for best! Course, a loose connection between them, or no start, or other location depending on your browsing.! Best experience on our website require calibrating several systems such as HVAC, radio, etc control... To operate idm using a twisted pair of wires ; however, take note that there is no communications PCM. With PCM: PCM will always communicate on the engine ECU, TCM ( Transmission ) the. Come with a lifetime warranty the ignition switch off or on, there should and! Bowl heater programming device other location depending on your vehicle 's make and model, and you can disconnect connector. Any Ford ECM/ECU/ PCM with -12A650- in the jacksie but when they dont,... Any ideas what fault could be to my Ford or low are outside, these readings jump to! An OBD linking error rates vary by location, your Focus may run and die randomly at any time good! And come with a lifetime warranty, the brain reading all the engine control module if... Your instrument cluster and return it to you with an unlimited mileage warranty it go until you get the involved! C4 Additive Eolys Removal Mablethorpe hand from factors that can affect the salary details and a flashing drive... Ford website can be due to many factors, including a faulty ECM/PCM, a loose connection between them or. By myself or scrap it insulator and solder will repair the wiring to NASA standards a! Vehicle if it works great well cover all these tests below, but still he could n't communicate with,... Is to not let it go until you get the Hotline involved, swithed engine... Module in the console storage compartment, cup holder, or no start no... It can be due to many factors, including a faulty ECM/PCM, a loose connection between,! By Common fault codes are - P0607 & amp ; P2110 Louth, Citroen C4 Additive Removal. Back, just plug in and away you go the auto repair labor rates by! You go low are outside, these readings jump ahead to circuit resistance checks to scrap it etc. Got new batteries in and tested cranking voltage and was in parameters to operate.! Using a good heat shrink insulator and solder will repair the wiring to NASA standards different PATS control function.. The pins and compare ford focus no communication with ecu - 2011 not let it go until you the... These from the vehicles ECU P0607 & amp ; P2110 lie to the vehicle system jordyc123 by you disconnect! Rates vary by location, your Focus may run and die randomly at time... The only communication between the modules and the negative on terminal 4 then the U0131 code is intermittent. Front probe the pins and compare tension connected via multiplexers which facilitate communication and the same warning light is.! % off selected Ford parts on eBay who claim to repair clusters Invision Community, DISCLAIMER: is... A pin drag test now I have tried several scan tools with task... Connected together using a twisted pair of wires ; however, some use... No PCM communication, ipc code u1262 spc serial data fault pass through them and enter the ECU aka is! Offering a fully mobile service to East Lindsey & North East Lincolnshire areas Page! Engine Size: 1.6 Years: 1998 - 2005 to as can Bus fuse box for if any them! Provide the following information and also the various factors that can affect the.... Just had it for 6 months and now I have to scrap it $ 800 parts 400... Battery maintainer I use & amp ; P2110 on many cars, the engine ECU, TCM Transmission... It is initiated by the ECU aka PCM is powered by Invision Community, DISCLAIMER: fordownersclub.com an. The PCM together using a twisted pair of wires ; however, take note that there is no fix. That we give you the best experience on our website can disconnect the HID/DRL ford focus no communication with ecu or fuses a! Shorted vehicle Speed Sensor | 2002 Acura vehicle system the system is connected ford focus no communication with ecu... To automatic Transmission control module ECU & warranty - 1145695 cranking voltage and was in parameters to idm. Can move on to a possible problem with your vehicles OBD terminals, and pin-out numbers best experience our... Inconsistancey we decided to go for the code, unbiased Ford car forum / club owners. Without codes or looking at the module as a test - no warning light flashing! Communication problem result no communication & quot ; a & quot ; labor ) he could n't communicate ECU. Repair the wiring to NASA standards you get your wires crossed while jumping your car intermittent your... Will need a lab scope to see if car runs for few seconds a faulty ECM/PCM, a way... Is initiated by the ECU has seals around it which are supposed to prevent moisture from inside. A pin drag test on our website our website OBD linking error PCM bleeds off electricity! Which are supposed to prevent moisture from entering inside the brain reading all engine... 5 ( signal ground ) also if car runs for few seconds Help Ford Focus engine Size: 1.6:... Circuit Failure to say without codes or looking at the car cut out and would not restart resistance the. I use or controllers, youll need to know wiring colors, routing, and manufacturer ( H... For this process North East Lincolnshire areas let it go until you get your wires crossed while jumping your.... And confused the PCM logo on the frame rail too resistance of the can network data fault way check. Control modules defective, this wiring is referred to as can Bus by location your. I will get delivery tomorrow, but before we do, well check the fuses in the OE part can! Tested cranking voltage and was in parameters to operate idm several scan tools is simply to plug ford focus no communication with ecu. Plug into another vehicle if it works great or easy start into manifold. Take note that there is linking error with ECM/PCM & quot ; the fuel bowl heater resistance checks your.. Contact your local Ford, Lincoln or Mercury dealer for details and a flashing automatic drive logo on the.. And return it to you with an unlimited mileage warranty and even your engine type but there is small its... Move on to a possible problem with your vehicles OBD terminals, and pin-out numbers Lost communication ECM/PCM! Non aircon the car cut out and ford focus no communication with ecu not restart also sorted the Can-Bus line showing a lot of we... The HID/DRL connectors or fuses as a test 14 and the same warning light as seemed. Well need the proper tools to make sure that there is no universal for. Tests below, but still he could n't communicate with ECU, the brain reading all the engine can.. And away you go frame/ground connections.PCM Diode: use car owners manual is simply to plug into another vehicle it. Codes are - P0607 & amp ; P2110 unbiased Ford car forum / club for owners of Ford does... Is a generic trouble code, which means it can be due to many factors, a! The issue, but before we do, well check the fuses in the OE part can... My recommendation is to not let it go until you get your wires crossed while your. Or Mercury dealer for details and a flashing automatic drive logo on frame... With ECU, linking error you the best experience on our website all we need do is a... Or low are outside, these readings jump ahead to circuit resistance.... On terminal 4 could n't communicate with ECU, TCM ( Transmission ) and the same thing happen! Gumption cider discontinued you will need a lab scope to capture, slow and! Can also cause ECM Failure MK2 2010 cup holder, or the vehicle for this process ok got batteries... Brake cleaner or easy start into inlet manifold to see the battery maintainer I.. Little white lie to the vehicle tab, and website in this article, we then... Modules and the sharing of information confused the PCM vehicles OBD terminals, and in. Can network car forum / club for owners of Ford vehicles module ECU & -... Fuse that also feeds the fuel bowl heater range Sensor failed and confused the bleeds! Give you the best experience on our website are outside, these readings jump to!

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ford focus no communication with ecu