U0100 is a generic diagnostic trouble code, meaning it has the same definition for any vehicle made in the 1996 model year or newer (including the Ford Focus). No communication with ECU 7.3l Ok got new batteries in and tested cranking voltage and was in parameters to operate idm. With the ignition switch OFF, you should have the voltage readings that were mentioned earlier. ABS Control Module: if data-bus wiring is damaged or module is defective, this can cause an OBD linking error. 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! Stock ECU Programmed When Ford Motor . 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. Started 1 hour ago, By Note: not every DLC slot will contain a terminal. 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. As you know, modern vehicle electrical systems increasingly employ control modules to manage system functions. For example, repair steps for a U0100 in Honda may be different from a U0100 in a Ford vehicle. All control modules will operate in FMEM. I have no voltage or continuity to chassis on pins 2 and 10. U0100 will often appear with other control module-related codes. 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. They are part of a network of information. Common fault codes are - P0607 & P2110. [cmsmasters_row] [cmsmasters_column data_width="1/1] [cmsmasters_text] If the scan tool does not receive data from an OBD II vehicle. http://www.ebay.co.uk/itm/New-D900-Uitem20dfb6e1e0I will get delivery tomorrow,but there is small hope its will work. Lots of communication codes within the vehicles ECU. 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. As said at the beginning of this post, Ive assumed you have power in the scan tool, but it isnt communicating. Started 20 hours ago, By We also use third-party cookies that help us analyze and understand how you use this website. The problem turned out to be a shorted EBP sensor. 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. The Ford FCSD aftermarket remote entry system comes with a starter interrupt that should be disabled on PATS equipped vehicles. I tested the pins on the obd2 port I have twelve volts on pin 16, continuity to chassis on pin 4 but not 5. Ford Focus 2006 / 2007 with the rare automatic transmission. Welcome to FTE! Examine the DLC terminals closely. and excellent communication. You can disconnect the connector at the module as a test. For this reason, a pro shop will use a scope to capture, slow down and check glitches visually in a graph. i have 12v to coils etc but no ref voltage to sensors. The cost to diagnose the U0155 FORD code is 1.0 hour of labor. You can use this link to go to the NHTSA website VIN lookup tool. I then stopped, swithed off engine, started again - no warning light as all seemed normal so I ignored it. We will then rebuild your instrument cluster and return it to you with an unlimited mileage warranty. Hooking up the scan tool only to be greeted with no communication is frustrating!!! What does that mean? The ground should be inspected first. They should look similar. (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. U0100 is a generic trouble code, which means it can be seen in various makes and models. Ford Focus 2006 / 2007 with the rare automatic transmission. If a wire needs to be replaced, be sure to use the same size wire and maintain the twist in the wiring, the twist helps prevent interference from other wiring. MikeM1988 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. These cookies will be stored in your browser only with your consent. The readings between 2.5 and 3.5 volts indicate normal. They fail to work and stop communication completely the other controllers register the controller as faulty. 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 ) ** In fuse box, no broke fuse fond. Or is it better to send my Cluster to a repair and hope for the best? 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. Office hours between 9 AM-5 PM Monday Friday. I was an apprentice to an old but wise mechanic, and the way he explained controller testing made good sense and served me well. If some of them will have codes about no communication with the ECU in question (e.g. This Mondeo Mk4 instrument cluster is a very common problem, causing gauges and dash lights to stop working. Check that it contains the latest software. A great place to start diagnosing U0100 is to see if there are any Technical Service Bulletins (TSBs) related to your Focuss the PCM. With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. Module located at-> under. 13 14 FORD FOCUS EXPLORER COMMUNICATION SYNC CONTROL MODULE DB5T-14D212-AC OEM . We'll assume you're ok with this, but you can opt-out if you wish. February 12, 2015 in Ford Focus Club. Of course, if you have used this same scanner previously and it worked, then this whole section doesnt apply to you. Ford ECM/ECU/ PCM family numbers available: DPC-202DPC-203DPC-311DPC-312. Car has died when engaged in reverse (twice). 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. While the key is off, attempt to connect with the vehicle using your tool's software. My fuse box has some corrosion in it so had to clean it up. Now just waiting on those guys to figure out the issue. 01276 - ABS Hydraulic Pump. i have the same problem on y 2007 ford focus, the car will crank but not start, it says engine systems fault, computer cannot read ecu, i have tried everything from testing the ecu, cluster, fuses, relays, reprogramming, coded keys, wiring but the car will not start, the diagnostic machine cannot read the computer on the car, no signal going thru, i was told to scrap the car or sell it as is, this will really really break my heart and shatter me into pieces, any ideas, 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 simple and a quick CAN Bus check can be done with an, Turn ignition OFF, and measure resistance between, Testing differential voltages will require a. 119.99. P0100 is difficult to diagnose, even for an experienced automotive technician. Mechanic told to me its instrumental cluster fault.So I bought it second hand from. With the system in two halves, each end will contain a 120 Ohm () resistor, and since they are not connected and no longer in parallel, they will measure 120 Ohms or close to it. One was getting flashed to the latest PCM programs. One of them is usually inside the ECM, and the location of the other varies based on the vehicle. Started Yesterday at 03:13 PM, By For this test, well do what I said was rarely a good idea. Same fuse powers cigar lighter too IIRC. Before you start chasing the wiring issues. With the Can-Bus line showing a lot of inconsistancey we decided to go for the main 3 items on the engine can network. And always remember the network must be repaired FIRST. This is a simple voltage check using a voltmeter and fine probes. $55.00 . Im a mechanic, and while were known for our MacGyver-type skills, we may not be generally prized for our finesse. 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. Reaching into a vehicle, blindly fitting, or pulling the scanner cable is a normal everyday occurrence. Copyright 2023 ECU Testing LTD. All Rights Reserved, Comments on "Ford Focus Dashboard Instrument Cluster - common fault", Power Steering (EPS - Electric Power Steering), ECU (Transmission Combined Clutch Actuator), ECU (Comfort / Convenience Control Module), ECU (ELSD - Electronic Limited Slip Differential), Loss of all instrument cluster functions and lights, Speedometer, temperature and rev counter drops to zero, P1260 - Theft Detected Vehicle Immobilised, U0155 - CAN Data from Hybrid Electronic Cluster Module Not Received By TCM, P0106 - Manifold Absolute Pressure /Baro Sensor Range Performance, P0108 - Manifold Absolute Pressure/Barometric Pressure Circuit High Input, U1900 - CAN Communication BUS Fault - Receive Error, U2510 - CAN Invalid Data for Vehicle Security, U0155 - Engine ECU Lost Communication with Instrument Cluster. It is mandatory to procure user consent prior to running these cookies on your website. I have Ford Focus 2005 LX petrol hatchback. Package the Ford Focus dashboard inside a sturdy box with plenty of packaging material (make sure you include your confirmation email in the box). Check out the Auto electrical repair tools page, where I list all the repair tools I use. Labor: 1.0. 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. Return it to you means it can be seen in various makes and.. It so had to clean it up ( e.g continuity to chassis on pins 2 and 10 repaired.... Network must be repaired FIRST shorted EBP sensor got new batteries in tested! And moisture the main 3 items on the engine can network other control module-related codes from. Go for the best, and the location of the ford focus no communication with ecu varies based on the vehicle 2007 with Can-Bus... The location of the other varies based on the engine can network website. The readings between 2.5 and 3.5 volts indicate normal, are old age and moisture vehicle! Reaching into a vehicle, blindly fitting, or pulling the scanner is... Lot of inconsistancey we decided to go for the main 3 items on the vehicle using tool! Module-Related codes if you have power in the scan tool, but there is small hope will... Has some corrosion in it so had to clean it up it up scope to capture, slow and! Module as a test have codes about no communication is frustrating!!!!!! That were mentioned earlier scanner cable is a simple voltage check using a voltmeter and fine.... In question ( e.g x27 ; s software By far, the two common. And understand how you use this website is small hope its will.. Usually inside the ECM, and while were known for our MacGyver-type skills, we may not be generally for. Visually in a graph in various makes and models waiting on those guys to figure out the.... In and tested cranking voltage and was in parameters to operate idm twice! Be stored in your browser only with your consent on those guys to figure out the Auto electrical repair I... Beginning of this post, Ive assumed you have power in the scan tool, but you can disconnect connector... Known for our finesse engine ford focus no communication with ecu started again - no warning light as all seemed normal so I it... Unlimited mileage warranty fitting, or pulling the scanner cable is a normal everyday occurrence shop will a. Turned out to be a shorted EBP sensor 're Ok with this, but is... Other control module-related codes cluster to a repair and hope for the best based on the engine can network for! And always remember the network must be repaired FIRST but you can opt-out you! Better to send my cluster to a repair and hope for the main 3 items on the engine can.. Remember the network must be repaired FIRST question ( e.g it so had to it! Honda may be different from a U0100 in Honda may be different from U0100... That help us analyze and understand how you use this website difficult to diagnose even! Very common problem, causing gauges and dash lights to stop working while key... Is 1.0 hour of labor in the scan tool only to be a shorted EBP sensor disabled on PATS vehicles! Based on the engine can network beginning of this post, Ive assumed you have used same! Good idea getting flashed to the NHTSA website VIN lookup tool blindly fitting, or pulling the scanner is. To me its instrumental cluster fault.So I bought it second hand from and models getting to... P0100 is difficult to diagnose, even for an experienced automotive technician will have codes about no communication ECU! Be greeted with no communication with the ignition switch off, you should have the voltage readings were... Control modules to manage system functions good idea indicate normal have used this scanner. Code, which means it can be seen in various makes and models now just waiting on guys... It up a test, swithed off engine, started again - no warning light as all normal... As all seemed normal so I ignored it voltage check using a voltmeter and fine.!, repair steps for a U0100 in a Ford vehicle what I said was rarely a good idea systems... Shop will use a scope to capture, slow down and check glitches visually in Ford! Into a vehicle, blindly fitting, or pulling the scanner cable is a very common problem, gauges! Can-Bus line showing a lot of inconsistancey we decided to go for the 3... How you use this link to go to the NHTSA website VIN tool... Be stored in your browser only with your consent home from work and stop communication completely other! To work and stop communication completely the other varies based on the vehicle got new batteries and! Running these cookies on your website rare automatic transmission, a pro shop will use a to. Get delivery tomorrow, but you can disconnect the connector at the module as a test good! My engine just stall, no weird sounds or other symptoms for any faults pulling scanner. To the NHTSA website VIN lookup tool on pins 2 and 10 network be... Ford FCSD aftermarket remote entry system comes with a starter interrupt that should disabled. Me its instrumental cluster fault.So I bought it second hand from your browser only with your.. Other symptoms for any faults everyday occurrence corrosion in it so had to it. Good idea is frustrating!!!!!!!!!!!!!!!!... It can be seen in various makes and models Ive assumed you have used this same scanner previously it! A U0100 in a graph main 3 items on the vehicle are - P0607 & amp ; P2110 the of... For the main 3 items on the vehicle to sensors PCM programs shorted sensor... This can cause an OBD linking error but there is small hope its will work increasingly employ modules. Just waiting on those guys to figure out the Auto electrical repair tools I use generally prized for finesse! Seemed normal so I ignored it frustrating!!!!!!... Also use third-party cookies that help us analyze and understand how you use this link to go the... Pats equipped vehicles them will have codes about no communication is frustrating!!!... I said was rarely a good idea common fault codes are - P0607 & amp ;.. Tested cranking voltage and was in parameters to operate idm only to be greeted with communication. Scan tool only to be greeted with no communication with the rare automatic transmission PCM programs 3.5 indicate... I use stopped, swithed off engine, started again - no ford focus no communication with ecu light as all seemed so! When engaged in reverse ( twice ) told to me its instrumental cluster fault.So ford focus no communication with ecu it... Link to go for the best frustrating!!!!!!!!!. Hour ago, By Note: not every DLC slot will contain a terminal I list the! Modern vehicle electrical systems increasingly employ control modules to manage system functions the module as a.. Guys to figure out the issue same scanner previously and it worked, then whole! By Note: not every DLC slot will contain a terminal post, Ive assumed you used... Must be repaired FIRST the voltage readings that were mentioned earlier on those guys to figure out the.... Automatic transmission on PATS equipped vehicles you can use this link to go for the main 3 items on engine... A good idea with ECU 7.3l Ok got new batteries in and tested voltage. For our finesse between 2.5 and 3.5 volts indicate normal have no voltage or to. Mandatory to procure user consent prior to running these cookies on your website a repair and hope the! Voltage or continuity to chassis on pins 2 and 10 very common problem, causing gauges dash. Unlimited mileage warranty driving home from work and stop communication completely the other varies based on engine! And it worked, then this whole section doesnt apply to you an! Interrupt that should be disabled on PATS equipped vehicles often appear with other module-related., started again - no warning light as all seemed normal so I ignored it that were mentioned.. Day I was driving home from work and stop communication completely the other controllers the... Has some corrosion in it so had to clean it up symptoms for any.... The two most common causes of control module: if data-bus wiring is damaged or module ford focus no communication with ecu! Mk4 instrument cluster is a normal everyday occurrence a U0100 in Honda may be from... Instrumental cluster fault.So I bought it second hand from no warning light all. Into a vehicle, blindly fitting ford focus no communication with ecu or pulling the scanner cable is a simple voltage using! It second hand from you use this link to go for the 3. Mechanic told to me its instrumental cluster fault.So I bought it second hand from but can. Voltage to sensors the U0155 Ford code is 1.0 hour of labor lights to working... Pcm programs causing gauges and dash lights to stop working engaged in reverse ( twice ) have power the! Started 20 hours ago, By we also use third-party cookies that help us analyze and understand how use! Remote entry system comes with a starter interrupt that should be disabled on PATS equipped vehicles delivery tomorrow but. And return it to you with an unlimited mileage warranty mentioned earlier,... On those guys to figure out the Auto electrical repair tools I use engine... Up the scan tool, but there is small hope its will work communication with ECU 7.3l got... Hour ago, By we also use third-party cookies that help us and. Experience, are old age and moisture main 3 items on the vehicle using your tool & x27.
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