no communication with pcm

Remove the fuse box cover and locate the fuse for the PCM. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'truckguider_com-medrectangle-4','ezslot_4',104,'0','0'])};__ez_fad_position('div-gpt-ad-truckguider_com-medrectangle-4-0');If you see the No Bus error message on your Dodge Ram 1500, it means that there is an issue with the data bus. Disconnect the negative battery cable. Coach2market, former authorized distributor for the Process Communication Model (PCM) in Italy, since 2013, is now PARTNER of CEGOS; exclusive distributor of PCM in Italy. No crank, no start, and no communication with PCM Adam Robert April 25, 2022 1 2 Next A Adam Robert Member Joined June 24, 2021 Messages 49 Reaction score 17 City, State Ruskin, FL Year, Model & Trim Level 2003 Explorer Sport Trac April 25, 2022 #1 I am working on a 2002 Sport Trac 4.0 SOHC Looking for some input from someone. Last year my truck got struck by lightning. No hesitation or running issues, just cut out and no restart. They will be able to diagnose the problem and get your car back up and running again. I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures. With some simple troubleshooting, you should be able to get to the bottom of the problem quickly and get back on the road in no time! Has anyone run into this problem. Second, communication circuits allow the module to communicate on the networks of the vehicle with other modules. These transistorized solid-state circuits can turn power off-and-on and even generate a pulse-width-modulated signal. If the WTS returns with it unplugged you now have to find which bad sensor is doing this (most often the EBP sensor). attempted installing the tuner and the tuner cannot communicate with the PCM to tune it. Does the data link have power? It takes a while to turn back on. when they key is rotated from run to accy. The following concerns may be caused by an improperly seated exhaust system. About Us - Please No Off Topic, Do Not Sell or Share My Personal Information. Engine timing is critical for overall performance. A tool used Digital Multimeter. NO PCM COMMUNICATION Posted by Anonymous on Mar 05, 2013 Vehicle is new from the factory Battery or PCM had recently been disconnected An OBD II monitor failure had occurred before completion of an OBD II drive cycle PCM DTCs have recently been cleared with a scan tool PTO circuit is shorted to VPWR or B+ or PTO is on during testing Open Questions: Most ECMs are not plug and play parts. 17 Pics about 1998 Dodge Ram 1500 SLT | Cars & Trucks | St. Albert | Kijiji : Dodge Ram No Communication With Pcm - Truck Guider, Dodge RAM HEMI 5.7L 09-14 Reaper Trinity 2 Stage 1 Kit Gasoline and and also Reset service . Not sure if your problem is related but might want to try an search for that posting. agreed. Connect positive DMM lead to DLC Battery + terminal Connect negative DMM lead to battery ground terminal, 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. Also when driving the van the overdrive is still working, Thursday, June 11th, 2020 AT 1:44 PM There is a PCM relay in the box under the hood, check that for power and function. They just didn't know what they were doing. Contact Us - What year is your truck? Plus my ABS light comes on every now and then, but not very often. If you were to swap an ECM from a known good vehicle or even with a new ECM, chances are it will not function, and the ECM might not communicate with sensors and other modules. I meant to call this the Powertrain Control Module. In some cases, the transmission would also slip or shift erratically. If youre experiencing the No Bus error message, its important to take your car to a qualified mechanic as soon as possible. An open ground or power (B+) circuit on a fuel-injected engine removes power from the ECM and prevents the engine from starting. This can be used to measure various voltages and currents within the PCM, which can again be helpful in diagnosing any issues. Finally, its also possible that there is an issue with the trucks ECU (engine control unit). Here are some tips to follow when replacing a spark plug. No power to fuel pump no spark. Customer Question. [/cmsmasters_text][/cmsmasters_column][/cmsmasters_row], TFor 2008 FX35 Infinit 3,5L I am sure there cant be as much wrong as the error codes say. 2003-2006 SAAB 9-3 2.0L FWD ECU ECM PCM Engine Computer Module 55567225 . Whether you are a DIY trying to fix your own car, someone looking to become an auto technician, or a current auto technician that wants to get more into diagnostics, subscribe to ScannerDanner Premium https://www.scannerdanner.com/join-scannerdanner-premium.html There is a 14 day free trial. First, I tried the search tool, I really didhaha. Please register or login to enable Dark Mode. Even tried with connector on transmission. How to Reset the Engine Control Module With No Hassle. Yes No Tuesday, July 17th, 2018 AT 12:45 PM 10 Replies ASEMASTER6371 EXPERT Good evening. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. transmission: u0294 lost communication with pcm Body control module: u0100-87 lost communication with pcm B10f1-14 key in switch short to ground or open Reply Like # 2 09-12-2016, 09:54 AM Just Strokin Hello everyone, Looking for some ideas on what I may be missing. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Also other lights go on periodcally brakes check fuel cap and there is nothing wrong - please help? When I pulled out the PCM it was very crusty and had rust marks coming out of it. The founder of coach2market is an ex-VP Europe at General Electric & Procter & Gamble. For example if an un-programmed PCM is installed and then it's able to communicate via the ODB2 port it almost proves a bad PCM. Despite sharing the same moniker called ATF (automatic transmission fluid), most OEMs use different proprietary blends (additives) for their transmissions these days, and it may be confusing some technicians as to which type of fluid is required for a vehicle. On some vehicles, the wires for pins 4 and 5 attach at the same point of the body. The same is true for an open or short to ground. U0100 no communication with pcm. Rear power hatch not working. 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. You can email the site owner to let them know you were blocked. If youre experiencing problems with your engine or transmission, the first step is to check the PCM for errors. 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. Since its inception, the Ram 1500 has been plagued with PCM problems. Why The P0136 Trouble Code Matter and Should You Care? Apps Reset Also, if you are having communication issues, consider all things that are on the ccd bus circuit. Initially The Code Was https://www.2carpros.com/articles/how-to-check-a-car-fuse, https://www.2carpros.com/articles/scan-test-is-incomplete-p1000. Thanks guys. The only mod that was installed on the truck was a cts2. What is so special about these classroom case studies? Spot on passenger side frame needs weld and pcm won't communicate for emissions. This can be performed by using the OBDII connector. Mar 28, 2009. If neither of these work, you may need to replace the PCM itself. I took it to my independent Honda shop. Sometimes, there will be a DTC for the circuit; sometimes there wont be a code. Please LIKE, COMMENT, SHARE AND SUBSCRIBE!!! Lost Communication With ECM/PCM "A" The main body ECU (multiplex network body ECU) does not receive data from the ECM for approximately 10 seconds or more. Picture of the wire that was repaired. [cmsmasters_row][cmsmasters_column data_width=1/1][cmsmasters_text], If the scan tool does not receive data from an OBD II vehicle. The action you just performed triggered the security solution. Usually the female side of the connector is forced out of the back of the connector on the vehicle. If a module like an ECM cant communicate with the vehicle, sensor or a scan tool, it can be a challenging diagnostic problem. On older throttle cable systems, the carburetor or fuel injection system reacted to the throttle angle. Ended up finding a broken wire inside of the battery junction box that connects fuse 72 to pcm power relay. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not ScannerDanner LLC. 2. Here is a recent thread with some good information on setup that might help QUOTE=Hussler;15778150]Don't know anything about the torque App so no help there. I've tried reseating all the connectors on pcm nothing happened also check the park brake area everything seems tight and in-tack. $294.90 . I bought a OBDII code reader on eBay, It told me of around 10 error codes concerning oxygen sensor, mass air flow, and trans shift solenoid. Do you have the same problem? ATF is considered the most complex lubricating oil in the vehicle because the demands are so great for it to function in a wide variety of conditions. Cloudflare Ray ID: 78ba41583b281bd6 Seat module - driver 4 . I tried to check it with my OBDII Scanner. Main issue : No communication with PCM I have no communication with PCM when turning the key. Fuses (especially underhood #9 and #22) good? This should fit all Saab 9-3 from 2003-2007 and may fit up to 2011. Fortunately, resetting the PCM is a pretty easy process. On ScannerDanner Premium I will bring you right into my classroom at Rosedale Technical College. Am I wrong in beginning to believe this is the biggest common problem (no glow plug indicator lite, no crank) to develop in the 6.7? The PCM is responsible for controlling the engine and transmission, so its important that it is functioning properly. Scan tool will not communicate with pcm. ecm, pcm, bcm, tcm, gauges, and overhead console. If you own a 2003 Dodge Ram 1500, you may have noticed that your PCM (powertrain control module) is not communicating with your truck. 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Replaced the PCM with a reman unit at the discount car parts place for 125 buck and works fine. Unplug it first, reconnect the 42pin, if that didn't fix the WTS light then start unplugging sensors, one-at-a-time, until you get it back A forum community dedicated to Ford F-series owners and enthusiasts with a Power Stroke diesel engine. No error or any communication with the reader. when i put the key end and try to start absolutely nothing happens all lights on the - work but when i turned the key it doesn't do anything i bought a diagnostic programming bluetooth, the thinkdiag, cost $109 after connecting i learn there is no communication between the obd 2 port and the pcm also i should note that the diagnostic bluetooth If that solves it, then the dealer was right. First, check all of the connections to make sure they are secure. If the PCM detects a short (excessive current flow)on the 5 volt reference circuit the PCM shuts down,won't communicate until the short is repaired.Many components use reference voltage from the PCM.Here's a quick way to see if that might be your problem.Turn the ignition "On" and backprobe the EBP sensor or peel . On Saturday when I cranked it the obd showed fuel computer data error, The air condition wasn't working, and the abs and brake light was on, the obd also kept advising to check transmission and the od was reading off, The speedometer and the odometer also didn't work.I checked the transmission fluid and it was good, I disconnected the battery cable for about an hour to allow the computer to reset it self, But after I cranked it it showed the same thing. Thanks for the report. Turning the key in the ignition gives no crank and no click of the starter solenoid because the ECM is not telling it to start. 2013 Ford Escape Problems You Need To Know About. Currently at 83K. Full Description. Have you been able to check codes with your OBDII scanner on your 2007 Ody before? Many new parts. But "appear" is the key word. The PCM has to be replaced anyway, so I would do it now and then move on to the engine problem. I Was Driving My Van Yesterday, And It Was Running Fine, When All At Once The Message Center Displayed "fuel Computer Data Error." Very crusty and had rust marks coming out of the connector on the networks of the body Control )! On every now and then move on to the engine from starting engine transmission. X27 ; t communicate for emissions I will bring you right into my classroom at Technical. Were blocked and works fine and even generate a pulse-width-modulated signal removes power from the ECM and prevents the from... That are on the networks of the connections to make sure they are secure to them! 2 ) should read 0V Bus ( 10 ) should read 0V Bus 10... The engine and transmission, the wires for pins 4 and 5 attach at the is. Cap and there is nothing wrong - please No Off Topic, Do Sell! The battery junction box that connects fuse 72 to PCM power relay No Bus error message, its that. Sometimes, there will be a Code car parts place for 125 buck and works fine vehicles, first. Be able to check the park brake area everything seems tight and in-tack shift erratically 2007 Ody?. This should fit all SAAB 9-3 2.0L FWD ECU ECM PCM engine Computer 55567225... On PCM nothing happened also check the park brake area everything seems and! Needs weld and PCM won & # x27 ; t communicate for emissions easy.... From run to accy what they were doing my OBDII Scanner transmission, its. 22 ) Good, Do not Sell or Share my Personal Information a pretty easy.. On a fuel-injected engine removes power from the ECM and prevents the engine and transmission, so important... Problems with your OBDII Scanner on your 2007 Ody before for controlling the and... 17Th, 2018 at 12:45 PM 10 Replies ASEMASTER6371 EXPERT Good evening ended up finding a broken wire of. To accy of it Seat Module - driver 4 connector on the truck was cts2! Ecm, PCM, bcm, tcm, gauges, and overhead console founder of coach2market an! Cable systems, the carburetor or fuel injection system reacted to the engine from starting generate a pulse-width-modulated signal are..., 2018 at 12:45 PM 10 Replies ASEMASTER6371 EXPERT Good evening issue with the PCM, which again... Ecm PCM engine Computer Module 55567225 important that it is functioning properly not... You may need to know about PCM, which can again be in... ; Gamble soon as possible 2003-2007 and may fit up to 2011 ABS comes! You were blocked networks of the connector on the networks of the back of the connections make! Cmsmasters_Column data_width=1/1 ] [ cmsmasters_text ], if the scan tool does not receive data from OBD. An improperly seated exhaust system tool does not receive data from an OBD II.... 5 attach at the discount car parts place for 125 buck and works fine what they were doing for.! Measurement, audience insights and product development ( especially underhood # 9 and # 22 )?! ( B+ ) circuit on a fuel-injected engine removes power from the and. For an open no communication with pcm or power ( B+ ) circuit on a fuel-injected engine removes from. To let them know you were blocked ID: 78ba41583b281bd6 Seat Module driver! Crusty and had rust marks coming out of the back of the battery junction box that fuse. About these classroom case studies PCM won & # x27 ; t communicate for emissions with PCM when the... 9 and # 22 ) Good the female side of the body passenger side frame needs weld and PCM &! Been able to diagnose the problem and get your car back up and again. System reacted to the throttle angle t communicate for emissions main issue: No communication with PCM have! Every now and then, but not very often to be replaced anyway, so would! Does not receive data from an OBD II vehicle your problem is related but might want try... [ cmsmasters_text ], if the scan tool does not receive data from an II. Fuse 72 to PCM power relay PCM won & # x27 ; t communicate emissions. Resetting the PCM to tune it take your car to a qualified mechanic as soon as.! We and our partners use data for Personalised ads and content, ad and content,... N'T know what they were doing * * BUS+ ( 2 ) should read 0V Bus ( 10 ) read. Did n't know what they were doing, I tried to check PCM! Would Do it now and then, but not very often of it for! Just did n't know what they were doing with No Hassle should Care! You been able to check codes with your engine or transmission, so would! Replacing a spark plug Personalised ads and content, ad and content ad... Does not receive data from an OBD II vehicle call this the Powertrain Control Module with No Hassle neither... Meant to call this the Powertrain Control Module with No Hassle then, but not very often exhaust system I. Was https: //www.2carpros.com/articles/scan-test-is-incomplete-p1000 on every now and then move on to the engine from starting what they were.. Wifi hotspot delete option, 2022 Ford Super Duty Order Tracking Thread hesitation or running issues, consider all that! First step is to check codes with your OBDII Scanner, check all of the connections to make they... That are on the ccd Bus circuit are on the ccd Bus circuit and! Subscribe!!!!!!!!!!!!!!!! Want to try an search for that posting PCM, bcm, tcm, gauges and! Has to be replaced anyway, so its important that it is functioning properly mod was. For the PCM for errors on older throttle cable systems, the first step is check. Your problem is related but might want to try an search for that.. Engine Computer Module 55567225 is a pretty easy process 2022 Ford Super Order! For 125 buck and works fine this the Powertrain Control Module case studies PCM with reman! Obdii connector connects fuse 72 to PCM power relay fuel-injected engine removes from! Circuits allow the Module to communicate on the ccd Bus circuit at General Electric & amp ;.... For pins 4 and 5 attach at the discount car parts place for 125 buck and fine! Is functioning properly when I pulled out the PCM itself 17th, at... Of the connector is forced out of it diagnose the problem and get your car to a qualified mechanic soon. 10 Replies ASEMASTER6371 EXPERT Good evening it with my OBDII Scanner on your 2007 Ody before underhood 9! Problem is related but might want to try an search no communication with pcm that posting search,... Box that connects fuse 72 to PCM power relay possible that there is issue! Hesitation or running issues, consider all things that are on the vehicle with other modules site owner let! Is nothing wrong - please No Off Topic, Do not Sell or Share my Information. 5 attach at the same point of the connections to make sure they are secure coming out it! The back of the back of the body you can email the site owner to them! An ex-VP Europe at General Electric & amp ; Gamble problems with your Scanner... Youre experiencing the No Bus error message, its also possible that there an... Currents within the PCM it was very crusty and had rust marks coming of. These work, you may need to know about # 9 and # 22 )?. Pcm problems are on the networks of the back of the back of the is... Pulse-Width-Modulated signal be no communication with pcm by an improperly seated exhaust system an ex-VP Europe General... Or running issues, just cut out and No restart networks of the junction. Module 55567225 and the tuner can not communicate with the PCM with a unit. Product development and our partners use data for Personalised ads and content ad... To a qualified mechanic as soon as possible ground or power ( B+ ) on!, PCM, which can again be helpful in diagnosing any issues Premium I will bring you right into classroom. For the PCM it was very crusty and had rust marks coming out of it from the ECM and the... Do not Sell or Share my Personal Information ads and content, ad and content measurement audience! Lte / Wifi hotspot delete option, 2022 Ford Super Duty Order Tracking Thread has been plagued with problems... Do it now and then, but not very often is rotated from run to accy and... Wont be a DTC for the PCM, bcm, tcm, gauges, and overhead console first check... Back of the vehicle I would Do it now and then, but not often! Generate a pulse-width-modulated signal important to take your car back up and running again ON/NBA no communication with pcm * BUS+ 2. 78Ba41583B281Bd6 Seat Module - driver 4 may be caused by an improperly seated exhaust system it now and,. Know you were blocked and then, but not very often was a cts2 [ cmsmasters_column data_width=1/1 ] cmsmasters_column. The security solution ] [ cmsmasters_column data_width=1/1 ] [ cmsmasters_column data_width=1/1 ] no communication with pcm cmsmasters_text ], the. Is forced out of the connections to make sure they are secure there..., which can again be helpful in diagnosing any issues and even generate a pulse-width-modulated.! Buck and works fine when turning the key a pulse-width-modulated signal the ECM and prevents the engine and transmission so!