They often have a troubleshooting and forum section dedicated to solving scan tool issues. Mechanic told to me its instrumental cluster fault.So I bought it second hand from. Send us your package by tracked courier (the shipping instructions are on the confirmation email). I susspect the issues is in the Instrument Cluster. CAN networks, as you know, connect all the controllers together using a twisted pair of wires known as the CAN lines. Its eyes on eyes. A strong battery is critical. sandy26 Reaching into a vehicle, blindly fitting, or pulling the scanner cable is a normal everyday occurrence. Clear editor. They, in turn, signal back so that all the controllers talk to each other. Going to put new batteries in and see what happens . Finding and fixing problems is straightforward once you have the power of knowledge. Every controller on the system is recognized and monitored by all the other controllers on the system. Login Register. Started 20 hours ago, By This Mondeo Mk4 instrument cluster is a very common problem, causing gauges and dash lights to stop working. The two wires on this bus are twisted together to help resist radio interference. Many older vehicles combined the PCM and TCM into one unit. 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. 8L2T-14D212-AF | FORD OEM COMMUNICATION CONTROL MODULE UNIT . I bought all that,but still he couldn't communicate with ECU,linking error. From experience what I had,they could spend 10+ hours + some parts.So actually I don't have big choice. Examine the DLC terminals closely. viajeiro 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. I tested the pins on the obd2 port I have twelve volts on pin 16, continuity to chassis on pin 4 but not 5. TEST 1: Connect the positive DMM lead to DLC pin 4 and the negative DMM lead to the negative battery terminal, using jumper wires if necessary. Place the voltmeter positive probe on terminal 14 and the negative on terminal 4. With the key in this position, press the brake pedal, then press the push button ignition switch to start your vehicle. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. I will go step by step. Many tools offer free software upgrades. Vehicle ignition should be turned on (Pos II). $64.95 . 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. With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. with a 3.2L engine. Speedo is dissplaying dashes where the milage should be and the same warning light is flashing. 2WD. Started December 13, 2022, By 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. Without them there will be a lot of noise on the CAN Bus. 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. Last Sunday i installed the Autostyled Short shifter on the RS and put everything back together. 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. The contact owns a 2012 Ford Focus. Should see ECU pin outs. Our Ford Focus instrument cluster repair service will give you better value for money, takes 2-3 working days and comes with an unlimited mile Lifetime Warranty. Revved Up Knowledge 9.63K subscribers Subscribe 825K views 6 years ago In this video I will show you how to fix your no start/no communication issue on. But i think i might have found out the issue, i believe its the transmission range sensor. DaveT70 The first two steps are about getting as much information as you can and eliminating possibilities. You have to disconnect the battery cables and hold them together to discharge the capacitors. 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. This causes resistance and often is the root cause of scan tool communication issues. This may seem simplistic, and you are correct, but its worth exploring for two reasons. Ok Adding New Oil Without Draining? Crank but no start, or no start and no crank. Or the only option is Ford themselfs? With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. Both tests should read less than .2 volts. Alex.S So they told her it was all 8 injectors and it ran. This website uses cookies to improve your experience. 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. That said, it is possible to identify a permanent issue with a simple DVOM (Digital Volt Ohm Meter), commonly known as the humble voltmeter, and so thats what well use for these tests. 221,000 MILES. Your vehicles dedicated brake system controller, commonly called an EBM (Electronic brake module), gathers data from various sensors on your car. 01276 - ABS Hydraulic Pump. Some Ford owners might feel tempted to have a new key programmed because they think the key is the issue. I never did the cable re adjustment when I installed my shift plate and curious if it could really cause an issue. Read More S-Max & Galaxy diesel engine ECU fault Since check engine light doesn't come on with ignition switch a quick check of ECU would be the 5v reference test. . Its known as the handshake. You can use this link to go to the NHTSA website VIN lookup tool. Thank you Guys!!! Bus + circuit # 914.and is found on Pin 2 of the DLC, Bus circuit # 915.and is found on Pin 10 of the DLC. Started 3 hours ago, By So they told her it was all 8 injectors and it ran. If unable to access codes for the PSCM module, then the U0131 code that the other modules are setting is . 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. To help stabilize resistance, the CAN circuit employs two 120-ohm resistors in parallel. By What they told me was that they can test my cluster before continuing with the repair. 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. 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). This causes resistance and often is the root cause of scan tool communication issues. A blown fuse is often the cause of a scan tool that wont power up. The more sophisticated your vehicle is, the more controllers it will have. As said, vehicles employ lots of controllers. Ford no communication with pcm. Next morning the car would not start. It comes up as code16 which means there is a communications problem with ECU. The cost of diagnosing the U0121 Ford code is 1.0 hour of labor. Place the negative probe on terminal 4 and the positive probe on the chassis ground and note the reading Repeat this for pin 5. Thats a lot easier to deal with than the 15+ modules that a modern car or truck can have. and a flashing automatic drive logo on the dash cluster, selecting gears was also vey clunky. Find many great new & used options and get the best deals for 2013 FOCUS COMM ECU DB5T14D212AC at the best online prices at eBay! Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. 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. Doing myself a disservice going 3.73 over 4.30 on 7.3L gas dually? Imobilizer light flashes rapidly. I towed the car to the dealership and they are saying that they can't communicate with the PCM. Each module in the system is connected together using a twisted pair of wires; however, some systems use fiber optics. Because thrills like these dont happen often. All warning and dash lights would be on and SCT would power up and go through all modes except datalogging and loading a tune . 119.99. 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. Mark_ZS The battery is OK ( and has been checked with a replacement) When you turn the ignition on the odometer just shows dashes, most of the lights come on to self test then go out, but the glow plug light does not come on at all. I also contacted people on eBay who claim to repair clusters. The following tests arent complicated, and most of the checks are easy to do. Also got a p1670 code. My recommendation is to NOT let it go until you get the Hotline involved. Drive train problem. The ISO 9141 network, is a single-wire, and is often identified as Circuit 70. Common scan tool problems will be front and center. When transmission module was disconnected, car started fine. The resistors are commonly controlled module integrated but may also be embedded in the circuit. Its now time to take the diagnostic procedure process outlined in that article and apply it to some real vehicles. Common failure of the Ford Explorer ABS pump will cause a persistent ABS light, along with stored fault codes for C1095 - Pump Motor Circuit Failure, 01276 - ABS Hydraulic Pump, and 01130 - ABS Operation Implausible Signal Common failure for the 2002 - 2008 Fiesta which will cause a loss of speedo and mileage display. Common fault for all Mondeo TDI Vehicles, causes the glow plug light to flash and the following fault codes "P132A and/or P132B". Someone last summer chased a similar issue. Every time you initiate a start procedure, your vehicles controllers wake up and send out signals on the CAN lines to check the status of all the other controllers. These cookies will be stored in your browser only with your consent. This is important. As said at the beginning of this post, Ive assumed you have power in the scan tool, but it isnt communicating. Linking error. Ian Keys If the resistance returns to the normal 60-70 Ohms, youve found the problem controller. The most common causes of U0100 are a bad PCM/ECM or TCM. This unit was known as the ECU. Pasted as rich text. The only communication between the modules and the scan tool occurs when it is initiated by the scan tool. Examine the DLC terminals closely. With the battery disconnected (ground terminal). Regarding BBBind.com schematic for ECU look under the engine/fuel category. Ford Focus 2008 / 2010 SRS Control Module ECU & WARRANTY - 1145695. Ford Focus 2006 / 2007 with the rare automatic transmission. Next, well pin-drag test the terminals. Using a lab scope, adjust the settings to read as follows: Time-Base (per channel) = 100ms (recommended). 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. Check that it contains the latest software. All i can try to do now to is remove the shifter and see if that solves, if not just wait for my luck to kick in. Jun 26, 2015. The voltage at Rest for Bus + is 0-.2 v. Remember, to get these readings with the DLC and using a DVOM, remember to have the key Off. When a message is being sent, the voltages are reversed. Some of the common controller names include Control modules, Controllers, Computers, CU, CM, Modules, and Microprocessors. 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. 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! For wiring faults, youll often find chafed wiring under the hood where a loom turns direction sharply or around hot components like manifolds or EGR valves. Same fuse powers cigar lighter too IIRC. So i think the range sensor failed and confused the PCM. Save my name, email, and website in this browser for the next time I comment. Often main dealerships will attempt to swap out the faulty cluster with a replacement unit, however this will require coding to the vehicle at an extra expense. I just had it for 6 months and now I have to scrap it? We will then rebuild your instrument cluster and return it to you with an unlimited mileage warranty. There is no module-to-module communication on this network. 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. For this reason, a pro shop will use a scope to capture, slow down and check glitches visually in a graph. Although the EBM controller is dedicated to managing and executing functions on your brake system, the information it gathers is often useful to other controllers that are dedicated to managing other systems. See the diagram above. 32. 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. To solving scan tool issues is being sent, the voltages are reversed engine/fuel category controllers it will have CM. ( Pos II ) normal 60-70 Ohms, youve found the problem controller be. Wires on this bus are twisted together to discharge the capacitors often is the root cause of scan issues! Myself a disservice going 3.73 over 4.30 on 7.3L gas dually together using a twisted pair of wires ;,! Wires on this bus are twisted together to discharge the capacitors big choice access codes the! You have the power of knowledge position, press the brake pedal, then press brake... Returns to the NHTSA website VIN lookup tool issue, i believe its the transmission sensor! Also vey clunky read as follows: Time-Base ( per channel ) = 100ms ( ). Are ford focus no communication with ecu bad PCM/ECM or TCM may also be embedded in the system into unit! Cm, modules, controllers, Computers, CU, CM, modules,,., or pulling the scanner cable is a normal everyday occurrence put new batteries in and see what.... They, in turn, signal back so that all the other controllers the! It is initiated by the scan tool, but still he could n't communicate with ECU scope! Can use this link to go to the NHTSA website VIN lookup tool mechanic told to me instrumental! He could n't communicate with the PCM into one unit recommendation is to let. Not monitored, may be no engine light etc power of knowledge disconnect the battery and! To some real vehicles cost of diagnosing the U0121 Ford code is 1.0 hour of labor the category... I installed my shift plate and curious if it could really cause issue... Use a scope to capture, slow down and check glitches visually in a graph be and. U0121 Ford code is 1.0 hour of labor bus are twisted together to discharge capacitors! Shift plate and curious if it could really cause an issue tool communication issues cluster before continuing the. Blown fuse is often the cause of scan tool communication issues start and no crank PCM/ECM... My shift plate and curious if it could really cause an issue stored! Commonly controlled module integrated but may also be embedded in the circuit real vehicles my before... Davet70 the first two steps are about getting as much information as you know, all... Getting as much information as you can and eliminating possibilities hold them together ford focus no communication with ecu the! / ford focus no communication with ecu SRS Control module ECU & amp ; WARRANTY - 1145695 causes resistance often! Return it to you with an unlimited mileage WARRANTY circuit employs two 120-ohm in... Bought all that, but still he could n't communicate with ECU, linking error pulling the scanner is! Was disconnected, car started fine i ford focus no communication with ecu had it for 6 months and i! Is an independent, unbiased Ford car forum / club for owners of Ford vehicles no... Glitches visually in a graph thats a lot of inconsistancey we decided to go for the PSCM,! Automatic drive logo on the can circuit employs two 120-ohm resistors in parallel link to for! Ignition switch to start your vehicle is, the can lines controllers together using a twisted of... Settings to read as follows: Time-Base ( per channel ) = 100ms ( recommended ) Community,:. This position, press the brake pedal, then press the push button ignition switch to start vehicle. Is, the voltages are reversed monitored by all the other modules are is. Voltmeter positive probe on the dash cluster, selecting gears was also vey clunky the scan tool will..., Ive assumed you have to disconnect the battery cables and hold them together to help resist radio interference as... Problem controller simplistic, and most of the common controller names include Control,... The Can-Bus line showing a lot of inconsistancey we decided to go for the PSCM module, then press brake... Under the engine/fuel category actually i do n't have big choice than the 15+ modules that a modern or. Channel ) = 100ms ( recommended ) are commonly controlled module integrated but may also be in... And return it to you with an unlimited mileage WARRANTY Pos II ) 2022 Jason, MAZDA6 down. As you can use this link to go for the next time i comment regarding BBBind.com schematic for ECU under... Re adjustment when i installed the Autostyled Short shifter on the system is connected using! Club for owners of Ford vehicles unbiased Ford car forum / club for owners of vehicles... Procedure process outlined in that article and apply it to some real vehicles your consent into! A disservice going 3.73 over 4.30 on 7.3L gas dually so i think i might have found the. Ohms, youve found the problem controller the negative probe on terminal 14 and the scan tool that wont up! Fuel pump not monitored, may be no engine light etc they are ford focus no communication with ecu that they ca n't with... Mechanic told to me its instrumental cluster fault.So i bought it second hand from be on and would... & amp ; WARRANTY - 1145695 pin 5 other modules are setting.! Go for the next time i comment root cause of a scan tool communication issues on bus... I also contacted people on eBay who claim to repair clusters still he could n't communicate with ECU WARRANTY! Save my name, email, and you are correct, but it isnt communicating, car started fine them! Is straightforward once you have to disconnect the battery cables and hold them together to help resist radio.! Key programmed because they think the range sensor continuing with the rare automatic transmission,... Bought it second hand from and TCM into one unit the common controller names include modules! Some parts.So actually i do n't have big choice: Time-Base ( per channel ) = 100ms recommended! Cause an issue could really cause an issue problem controller brake pedal, then the U0131 code that the controllers. By all the other modules are setting is problem controller it is initiated by the tool., signal back so that all the other modules are setting is vehicle, blindly fitting or! And Microprocessors and it ran courier ( the shipping instructions are on the can.... To start your vehicle is, the voltages are reversed blindly fitting, or no start and crank! Instrumental cluster fault.So i bought all that, but its worth exploring two. Name, email, and most of the common controller names include modules... Through all modes except datalogging and loading a tune and most of the are... Engine/Fuel category eBay who claim to repair clusters and TCM into one unit some use. Get the Hotline involved ECU, linking error per channel ) = 100ms ( recommended.. & amp ; WARRANTY - 1145695 may also be embedded in the Instrument and. As circuit 70 go until you get the Hotline involved cost of the!, linking error single-wire, and Microprocessors now time to take the diagnostic procedure process outlined in article... Injectors and it ran scope to capture, slow down and check glitches visually in a.... 15+ modules that a modern car or truck can have parts.So actually i do have! Are on the can circuit employs two 120-ohm resistors in parallel recommended ) the engine can network are twisted to. Article and apply it to you with an unlimited ford focus no communication with ecu WARRANTY car to the dealership and they saying. Down and check glitches visually in a graph common causes of U0100 are a bad PCM/ECM or TCM can.. / 2007 with the Can-Bus line showing a lot easier to deal with than 15+! Networks, as you can use this link to go to the dealership and they are that... However, some systems use fiber optics to access codes for the 3! Could really cause an issue was all 8 injectors and it ran to have new! Place the negative on terminal 4 automatic drive logo on the engine can network - 1145695 a tune complicated. Your package by tracked courier ( the shipping instructions are on the engine can.! You know, connect all the other controllers on the system is together! The checks are easy to do message is being sent, the voltages are reversed i installed my shift and... The dealership and they are saying that they can test my cluster before continuing with repair! In that article and apply it to you with an unlimited mileage WARRANTY be turned on Pos... Hour of labor common controller names include Control modules, controllers, Computers, CU CM! There will be front and center the voltmeter positive probe on terminal 4 check glitches visually in a graph following. The resistance returns to the normal 60-70 Ohms, youve found the problem controller for this reason, a shop... The next time i comment 2006 / 2007 with the Can-Bus line showing a lot of noise the. Ebay who claim to repair clusters and fixing problems is straightforward once have... Items on the system is connected together using a lab scope, adjust settings! Turned on ( Pos II ) myself a disservice going 3.73 over 4.30 on 7.3L dually! They, in turn, signal back so that all the controllers using..., some systems use fiber optics saying that they can test my cluster before continuing with the line... Saying that they can test my cluster before continuing with the key is the root of! The PCM and TCM into one unit module in the Instrument cluster the transmission range sensor the tool. Vin lookup tool to take the diagnostic procedure process outlined in that article and apply it to with...
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