John deere code 1569 31

Nov 14, 2020. #4. Henry B said: We have a JD 6210r with this fault code coming up and derating the Tractor power. Someone has suggested we need a new egr cooler at £1200, has anyone else had this issue. The Tractor has done 6700 hrs. I’ve had the exhaust manifold pressure sensor fail on a 7R, gave same problem.

I have a Deere 710K, and I am receiving a code ECU 1569.31. I’m fixing it myself I took off though DPF pressure and - Answered by a verified MechanicA00 1569 31 2 Engine protection – power derated due to other faults. This code occurs in conjunction with 105.16, 110.00, 110.03, 110.04, and 110.16. (9640, 9560, 9660, 9580, 9680) A00 2000 13 1 Engine Control Unit security violation. C00 – Armrest Control Unit Diagnostic Trouble Codes C00 158 04 3 Control Circuit Power (cc# 023) is below ...Code 523693.31 (Control System): ’52’ demarcates the control system, ‘369’ is referring to the engine control unit, and ’31’ denotes condition not met. Code 1569.28 (Vehicle System): ’15’ denotes the vehicle system, ’69’ refers to the Vehicle Information Control Unit, and ’28’ denotes delay.JD 9770 codes ECU 412.16 & 1569.31. I got the 1569.31 code in May while combining corn, called dealer and he said he was something to do with air filter …This spn fmi codes help explain the underlying meaning of the numerical components which build an engine fault code. - This is not a comprehensive list, or an alternative to the standard fault diagnostic process and only serves as a supplemental reference. - For a complete reference see SAE documentation regarding Serial Control and …John Deere Fault Codes List - 1. John Deere Listing of Diagnostic Trouble Codes (DTCs) ... 31. Condition Exists. 158. ECU Power Down : 168.May 8, 2018 · ECU-1569.31 Service Alert Engine Power Derate Condition Exists. CLC 000158.01 Cab Load Center (CLC) Switched Supply Voltage LowCode Caused By: Cab Load Center (CLC) control unit detects that the switched battery supply voltage (ELX) is below 12.5 volts while the engine speed is above 1500 RPM, for longer than 2 seconds.

This spn fmi codes help explain the underlying meaning of the numerical components which build an engine fault code. - This is not a comprehensive list, or an alternative to the standard fault diagnostic process and only serves as a supplemental reference. - For a complete reference see SAE documentation regarding Serial Control and …1569.31 EGR code. Had issues last year...mostly in soybean, 8 row corn head doesn't work machine as much. Noting but alarms and warnings today. We have replaced EGR valve and had tech cal new one. Air cooler is clear. I can run the machine at 2250 rpm so not loading motor and codes still and issue.Apr 6, 2013 · Three codes keep popping up on our tractor and it is restricting the power to the engine. The codes or 641.04, 2795.07, and 1569.31. I had this problem earlier in the year and the dealer came out and changed an electronic part. Which one I do not know as I was not there and the problem was fixed for a while.Este documento lista códigos de falha e nomes de falhas para vários componentes de um trator, incluindo a Unidade de Controle Hidráulica (HCU), Unidade de Controle da ICU, Transmissão (PTQ) e Sistema de Supervisão (SSU). São fornecidos detalhes sobre falhas relacionadas a tensão, calibração, sinais e componentes específicos como sensores e válvulas.I have a 2015 5045e, MFWD, 50hp with the Front end loader, 700 hours. This morning upon startup it gave me these 3 codes. ECU PA 3465.02 ECU PA 1569.31 ICC PA 2818.31 I'm having a hard time finding these out on the internet, as always. If someone could enlighten me on the meaning of these codes I would greatly appreciate it. Thanks in advance.5075e code ecu 1883.00 1347.01 1569.31, ptrpta 522456.31, Deere 5075e, has 300 hours - Answered by a verified MechanicJohn Deere 5075e 2020 model. Lost power/died. STOP annunciation and Engine Information Indicator annunciation illuminated ... JD 6115D code 637.10 changed both sensor still getting code and code 1569.31 … read more. Dan. Technician. Associate Degree. 17,196 satisfied customers. I have a jd 5065e with 250 hrs. I had to do a parked …

Code panne ECU 2659.17 tracteur John Deere 7530 . Signification du Code ECU 2659.17. Problème de vanne EGR défectueuse. Solution . Vérifiez les fusibles. Contrôlez le faisceau de la vanne EGR. Remplacez la vanne EGR. Nous utilisons des cookies pour vous offrir la meilleure expérience sur notre site. Vous pouvez en savoir plus sur les cookies que nous …This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.Sep 13, 2019. #4. The 3D0 (front) and 3E0 (rear) are excessive current codes for the pump PCP's and are indicative of a short to ground. 385 (right side) and 375 (left side) are for the motor speed sensor signal greater than 4.8 V which could be a short to power. 393 is loss of communication with the ECU.Nov 16, 2022 · The ECM runs on software that tells it how to function. If this software is not calibrated, it can cause the ECM to glitch out and trigger code SPN 1569 FMI 31 as well as other faults. 5. Failed Turbocharger. The turbocharger is responsible for pressurizing the air coming into the engine. If it is damaged or has failed, it can cause the engine ...ECU 640.31: Engine System: Engine shutdown command. ECU 1136.0: Engine System: Engine control unit internal temperature high. ECU 1180.0: Engine System: Exhaust …

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John Deere 5075e 2020 model. Lost power/died. STOP annunciation and Engine Information Indicator annunciation illuminated ... JD 6115D code 637.10 changed both sensor still getting code and code 1569.31 … read more. Dan. Technician. Associate Degree. 17,196 satisfied customers. I have a jd 5065e with 250 hrs. I had to do a parked …Bonjour à tous. sa fait une bonne paire d'années que je ne suis pas passé ici. Je suis sur un problème de PDF sur un JD 5090 M, j'ai un code CCU 524252.05 j'ai remplacer l'electrovanne de PDF mais le résultat est le même. quelqu'un pourrait me fournir un schéma électrique de cette partie? Rien n'arrête mon 6206! même pas ses frein!I have a 2010 JD 319d. It has been throwing codes 94.18 and 94.04 which are low fuel pressure codes. Once one of those codes come up it will start to derate the machine. If I pull of the sensor (by the fuel separator) the engine will not derate.Aug 1, 2015 · Posted 8/1/2015 14:31 (#4711125) Subject: anyone having turbo charger actuator problems on a john deere R series tractor? North Dakota. baling hay and got a code ECU 2795 turbo charger Actuator at fault Limiting Horsepower, tractor has 600 hrs on it and was told could be build up carbon, and told to cycle the key to get actuator to free up, did ...The document lists diagnostic trouble codes (DTCs) for an engine control unit (ECU) on a combine, including code number, failure mode indicator, priority level, and description.dtc 1569.31 - engine in power derate condition DTC 1638.09 - HYDRAULIC OIL TEMPERATURE MESSAGE NOT RECEIVED OR TIMED OUT Maintenance Manual For Hydraulic Excavator Type 1 With Hydraulic Thumb And Quick Latch -1 Page Navigation

John Deere dealers and all those who use John Deere equipment need a copy the corresponding equipment’s manual. The best option is to visit the John Deere site and search for manua...EGR 2791.02 Fault and Engine Derate. I have a john deere 9660 combine throwing a 2791.02 egr fault. Operators manual says it is an egr valve sensor voltage mismatch. But the diagnostic manual for this machine says that the fault is that "the egr is unable to achieve its desired position" (different from what the operators manual says about a ...97.03, 189.31, 4364.01, 5246.14, 1569.31, 5246.15 All ecu codes. ... I have a john deere 8270r throwing code 3471.05. John deere is telling me I need a new high pressure fuel pump but the tractor runs flawless other than setting this code, any help would be great … read more. Daniel Wilson. Associate Degree. 1,399 satisfied customers. I have a 2013 …I have a john deere 9660 combine throwing a 2791.02 egr fault. Operators manual says it is an egr valve sensor voltage mismatch. But the diagnostic manual for this machine says that the fault is that "the egr is unable to achieve its desired position" (different from what the operators manual says about a sensor issue??Also has the derating …This morning upon startup it gave me these 3 codes. ECU PA. 3465.02. ECU PA. 1569.31. ICC PA. 2818.31. I'm having a hard time finding these out on the internet, as always. If someone could enlighten me on the meaning of these codes I would greatly appreciate it.The battery lead to the ECU on the John Deere is fused. Fuses are located in the Deere wiring harness on the right side of the engine down in the engine compartment. Within the Gray Box, terminal B should have 12v power at all times. Check fuses if not. The fault code received if a T-630 sensor shuts down the engine is: SPN 970 – FMI 31 ...John Deere Fault Codes List - 1. John Deere Listing of Diagnostic Trouble Codes (DTCs) ... 31. Condition Exists. 158. ECU Power Down : 168.I have a john deere 339d and it's throwing throwing ecu codes 100.03, 94.18 , 1569.31 and HCU 1594.02 and the engine is derating and help would be awesome … read more Field Tech

The battery lead to the ECU on the John Deere is fused. Fuses are located in the Deere wiring harness on the right side of the engine down in the engine compartment. Within the Gray Box, terminal B should have 12v power at all times. Check fuses if not. The fault code received if a T-630 sensor shuts down the engine is: SPN 970 – FMI 31 ...

May 14, 2016 · John deere fault codes list. Control Unit SPN FMI Pri. Description. A00 105 03 2 Engine Manifold Air Temperature Sensor voltage is out of range high. The device or wiring is faulty. (9640, 9560, 9660, 9580, 9680) A00 105 04 2 Engine Manifold Air Temperature Sensor voltage is out of range low.Explore the comprehensive guide to John Deere Fault Codes List on 30 Min DPF Clean's blog. Optimize your vehicle's performance now! ... Code 1569.31 (Vehicle System ...Re: code panne jd6230. par basto Sam 26 Avr - 11:24. voilà la réponse au code panne Turbo actionneur dessus de la température. Avoir Concessionnaire John Deere de réparation dès que possible. surement la sonde de température d'air , ou chambre variable du turbo qui a besoin de nettoyer, a voir !! basto.John Deere 650j. Thread starter Havoc; Start date Jun 15, 2021; H. Havoc Member. Joined Jun 15, 2021 Messages 24 Location Oklahoma Occupation Field mechanic ... theses are stored codes Sdm 107.4 Ecu 1569.31 Ecu 1076.13 Sdm 3359.31 Sdm 2000.9 Sdm 609.9 Ecu 110.0 Sdm 177.16 Sdm 107.4 Active 107.4 . mg2361 Senior Member. …This 2012 Freightliner Cascadia came to the shop in derate! After plugging in the computer found out that the problem is corrosion to the scr harness! After ...1569.31 is a derate code preceded by your EGR code. 2791.07 means EGR valve did not reach the expected position. The ECM commands EGR into a certain position and when the egr actuator doesn`t respond or doesn`t adjust the valve to the desired position it will throw this code and derate the engine.Posted 11/10/2017 20:15 (#6357562 - in reply to #6357327) Subject: RE: JD 9770 Combine codes. Hi. 1569.31 is a derate code preceded by your EGR code. 2791.07 means EGR valve did not reach the expected position. The ECM commands EGR into a certain position and when the egr actuator doesn't respond or doesn't adjust the valve to the desired ...DTC 1569.31 - Engine in Power Derate Condition - Continued. Test or Inspection. Corrective Action. Malfunction. 3. Turn key switch to OFF. 1. If active DTCs are present, position (TM 5-3805-294-10). resolve all active DTCs. (Volume 5, WP 0794) 2. If there are no active DTCs, no. fault at this time. END OF WORK PACKAGE. 0103-2.5075e code ecu 1883.00 1347.01 1569.31, ptrpta 522456.31, Deere 5075e, has 300 hours - Answered by a verified Mechanic ... John Deere service advisor diagnostic software should be connected in order to reset all of the software back to factory parameters and in some cases software updates might be necessary beyond just a reset of those ...It sets when it’s running and it should have warranty it only has 148 hrs on it. There's a known issue from Deere with this code setting shortly after key is turned on. the Fix is to change the ECU, not something that you want to get involved in or have to pay for. It is dependent on the Serial number of the engine controller.

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Jun 7, 2023 · 5075e code ecu 1883.00 1347.01 1569.31, ptrpta 522456.31, Deere 5075e, has 300 hours - Answered by a verified MechanicPosted 9/20/2020 21:51 (#8506914) Subject: JD 9770 codes ECU 412.16 & 1569.31. 9770 w/35 ft bean head. 412.16 Exhaust temp not within specification. 1569.31 EGR code. Had issues last year...mostly in soybean, 8 row corn head doesn't work machine as much. Noting but alarms and warnings today. We have replaced EGR valve and had tech cal …I have a John Deere 6930 Premium, when it works hard it give the fail 2659.17 and 1569.31. The problem is EGR Mass Flow Rate Data Slightly Low. Have had a visit from a John Deere service technican, and he found no problem with the temperature sensors. I have a similar tractor and tried to replace the EGR valve, and replace the …Dec 25, 2011 · hello, in the tractor john deere 7430 premium receive the following ECU codes : 641.12 and 1180.00 and 1569.31 . you have any idea for the solution ? … read more KevinJD 6115D code 637.10 changed both sensor still getting code and code 1569.31. 6115D *****. ENG - Answered by a verified MechanicI have a John Deere 6930 Premium, when it works hard it give the fail 2659.17 and 1569.31. The problem is EGR Mass Flow Rate Data Slightly Low. Have had a visit from a John Deere service technican, and he …Disable the fault code. Operate the engine within the "Conditions for Clearing the Fault Code" found in the Overview section of the troubleshooting procedure. Verify that the fault code is no longer active. Use the recommended Cummins® electronic service tool or equivalent to find the current ECM code and revision number in the ECM.Aug 12, 2019 · I have a 319D John Deere Skid Steer. Engine is in derate mode dropping down slowly to 68%. I have changed out the fuel filter, the in line filter, and I have recently replaced the alternator as well. The only active codes showing are the 1569.31 code and the ECU 237.13 Code (vin matching issue). I am not exactly sure what the 237.13 code really ...Aug 1, 2015 · Posted 8/1/2015 14:31 (#4711125) Subject: anyone having turbo charger actuator problems on a john deere R series tractor? North Dakota. baling hay and got a code ECU 2795 turbo charger Actuator at fault Limiting Horsepower, tractor has 600 hrs on it and was told could be build up carbon, and told to cycle the key to get actuator to free up, did ...Apr 14, 2019 · Subject: RE: 7930 John Deere EGR Codes. ECU-001 2791.02 (EGR) ECU-001 1569.31 (derate condition exists) Not sure on the hours. No other engine trouble that I know of. 7930 John Deere EGR Codes - cornfarmer77 : 4/14/2019 02:48. ….

Apr 30, 2018 · bethlehem, pa. Apr 30, 2018. #1. Hi guys, I have a 2010 JD 319d. It has been throwing codes 94.18 and 94.04 which are low fuel pressure codes. Once one of those codes come up it will start to derate the machine. If I pull of the sensor (by the fuel separator) the engine will not derate.The codes that came up are 94.18 and 1569.31. I turned it off and back on and tried to move it. When it started moving it was jerking like I was trying to pull a stuck truck out of the mud. The mechanic said it's the wiring on the separator again and the sensor in the seat. ... - 2002 John Deere 4510 TLB PR, -Woods BB60X 60" rotary cutter ...John Deere 319D S/N 1T0319DAJA0190806 ECU 1569.31 Engine power derate condition exist *ECU 100.03 Engine oil pressure input voltage problem* ECU 637.10 Crankshaft position signal rate of change abnormal ECU 637.08 Crankshaft sensor signal missing ECU 637.07 Crankshaft position out of sync ECU 636.10 Crankshaft signal rate …The EGR actuator is probably malfunctioning causing the 2791 codes and as a result you get derate code 1569.31. The 1180 code is due to high calculated eghaust temp. Typical egr gremlins. born2farminsk - 5/5/2016 20:14 Have a 7430 premium with 3300 hrs on it that started throwing EGR codes today. Seems to run ok but engine is derated.I have a john deere 339d and it's throwing throwing ecu codes 100.03, 94.18, 1569.31 and HCU 1594.02 and the engine is - Answered by a verified MechanicPosted 5/16/2016 14:24 (#5304824 - in reply to #5304742) Subject: RE: Trouble with John Deere EGR valve system. Codes are all ECU's. 2659.15 , 1569.31. There is a message that also comes up that says EGR valve not in correct position (didn't catch code on it)I have a john deere that is running a gen set Ser# ***** 4045 r017420 4045hfg92 has these 2 codes spn 1569 fmi 31 and spn 3719 fmi 16 , also has the following messages eic shutdown unack , eic warning … read moreEcu 1569.31 Code John Deere The ECU 1569.31 Code from John Deere is an electronic control unit (ECU) that controls various engine functions in outdoors equipment such as mowers, tractors, and more. It communicates with the onboard display to keep you up-to-date on all the information you need to be aware of for operation.I have a john deere that is running a gen set Ser# ***** 4045 r017420 4045hfg92 has these 2 codes spn 1569 fmi 31 and spn 3719 fmi 16 , also has the following messages eic shutdown unack , eic warning … read more John deere code 1569 31, 755 posts · Joined 2018. #2 · Jul 25, 2021. The “STOP” symbol is usually accompanied by a code or DTC that appears in the hour meter window on your instrument cluster. There should be a switch on your instrument cluster that allows you to pull up codes on 5e series. I am certain this procedure is in the owners manual., The John Deere Fault Code 1569.31 can be caused by either mechanical or electrical issues. Mechanical issues can arise due to wear and tear of components or lack of regular maintenance, while electrical issues could be due to faulty wiring or connections., ECU 000110.00. Engine coolant temperature is high. Check the coolant level in the radiator and clean the radiator fins; if the code reappears, get help from a John Deere technical. ECU 000110.03ECU 000110.04. Engine system malfunctioned. The engine coolant temperature sensor’s input voltage is incorrect. ECU 000190.00., There are a number of places to find genuine John Deere parts and aftermarket John Deere parts, depending on your budget and specific needs. The John Deere website, official John D..., Aug 1, 2018 · CODE REASON EFFECT. Fault Code: 3714. PID: S115. SPN: 1569. FMI: 31. LAMP: Amber. SRT:Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active.Immediate engine power derate. Ask Your Own Medium and Heavy Trucks Question., John deere fault codes list. Control Unit SPN FMI Pri. Description. A00 105 03 2 Engine Manifold Air Temperature Sensor voltage is out of range high. The device or wiring is faulty. (9640, 9560, 9660, …, SIC 334052.31 – E-ICV No. 2, multifunction handle switch malfunction SIC 334054.31 – E-SCV No. 1, control lever switch failure SIC 334060.14 – E-ICV, transport lock switch malfunction, CODE REASON EFFECT. Fault Code: 3714. PID: S115. SPN: 1569. FMI: 31. LAMP: Amber. SRT:Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active.Immediate engine power derate. Ask Your Own Medium and Heavy Trucks Question., Three codes keep popping up on our tractor and it is restricting the power to the engine. The codes or 641.04, 2795.07, and 1569.31. I had this problem earlier in the year and the dealer came out and changed an electronic part. Which one I do not know as I was not there and the problem was fixed for a while., Dec 20, 2021 · Dec 20, 2021. #1. The warning light and buzzer have been coming on with the ECU code 97.16. water trap full. This happened to another operator. I changed the filter/ separator because I don't know it's age. I had drained a lot of water out of old filter, had cleared code and it ran okay for a bit , 20 minutes before light. Coming on., To clear the codes, press and release the roll mode switch. To go back to the entire control unit list, press and release the left turn signal switch. Proceed to the next desired control unit by repeating steps 1-10. 2018 Deere 6105E Tractor fully optioned. 2016 Deere 5085E Tractor., I have a john deere that is running a gen set Ser# ***** 4045 r017420 4045hfg92 has these 2 codes spn 1569 fmi 31 and spn 3719 fmi 16 , also has the following messages eic shutdown unack , eic warning unack run failure unack Had dpf baked and cleaned 90 % sooted and cleaned DOC has a new Dpfe switch and gaskets runs 3 to 5 minutes and shuts off, Reverser switch fault ACU 524021.31 ... ECU 1569.31 engine power derated ... John Deere Tractors Case IH Planting & Tillage Crop Production., John Deere dealers and all those who use John Deere equipment need a copy the corresponding equipment’s manual. The best option is to visit the John Deere site and search for manua..., Aug 24, 2023 · TO319DA183195. Fuel Pressure. 31 psi @ idle. 27 psi @ 2800 no load. Codes. 237.13. 1569.31. In the process of taking to JD to fix 237.13 computer problem. Have replaced all fuel filters, fuel hoses, and checked the check valve, tank pickup, and return for obstructions., I have a 2015 5045e, MFWD, 50hp with the Front end loader, 700 hours. This morning upon startup it gave me these 3 codes. ECU PA 3465.02 ECU PA 1569.31 ICC PA 2818.31 I'm having a hard time finding these out on the internet, as always. If someone could enlighten me on the meaning of these codes I would greatly appreciate it. Thanks in advance., This winter on a 14 hours power outage, it ran with very little load on I got 1569.006 derate condition exist. Now after 5-10 mins of running I get the same message. In the DM1 menu I have 3673 007 006 unknown spn fmi code. I got the 4045 fault codes pdf and that says Exhaust Throttle Actuator Desired and Actual Position Mismatch., I have a Deere 710K, and I am receiving a code ECU 1569.31. I’m fixing it myself I took off though DPF pressure and - Answered by a verified Mechanic, The John Deere Fault Code 1569.31 can be caused by either mechanical or electrical issues. Mechanical issues can arise due to wear and tear of components or lack of regular maintenance, while electrical issues could be due to faulty wiring or connections., Occupation. Equipment Mechanic. Jul 14, 2019. #2. Press and hold the top right button , then turn the key on while holding button until default screen appears. Release the button then use the menu button (the second button from the right on the bottom row) to access diagnostics. That gets you into the service mode., JD 410K Engine Derated code 1569.31. Backhoe will run for. JD 410K Engine Derated code 1569.31. Backhoe will run for about 30 seconds then shuts down. Also code 94.18 is shown (fuel pressure … read more. Dan. Technician. 17,163 satisfied customers. I have a Deere 550k with the following faults., Jun 14, 2020 · Fault Code: 3714. PID (P): S115. SPN: 1569. FMI: 31. Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active. Immediate engine power derate.This fault code is for information only, and indicates that an engine power derate has been implemented in order to make sure that the critical fault ..., I have a john deere that is running a gen set Ser# ***** 4045 r017420 4045hfg92 has these 2 codes spn 1569 fmi 31 and spn 3719 fmi 16 , also has the following messages eic shutdown unack , eic warning … read more, Solution. Armrest Control Unit Diagnostic Trouble Codes (ACU) ACU 000158.04. Rear PTO system. ACU Switched Supply Voltage Low. Visually inspect around the batteries and …, John Deere tractors are made in America at a number of plants throughout the country, primarily in Illinois and Iowa. Many of these factories offer guided tours that provide an ins..., John Deere 9870 Engine and Fuel Control System Problem. Tags code engine john deere 9870. Jump to Latest Follow ... ECU 1569.31 - Engine protection - power derated due to other faults. This code occurs in conjunction with other codes that indicate faults. ECU 157.16 - Fuel pressure high - moderately severe level. (6135) During my …, John Deere fault codes list and DTC description; If this is your first visit, be sure to check out the FAQ by clicking the link above. You ... 1569 31 Engine protection - power derated due to other faults. This code occurs in conjunction with 105.16, 110.00, 110.03, 110.04, and 2630 00 Propulsion system The charge air cooler temperature is …, The engine power derate diagnostic trouble code informs the operator that the ECU has detected a condition such as high coolant temperature and is derating the engine by limiting the maximum amount of fuel available to the, John Deere 650j. Thread starter Havoc; Start date Jun 15, 2021; H. Havoc Member. Joined Jun 15, 2021 Messages 24 Location Oklahoma Occupation Field mechanic ... theses are stored codes Sdm 107.4 Ecu 1569.31 Ecu 1076.13 Sdm 3359.31 Sdm 2000.9 Sdm 609.9 Ecu 110.0 Sdm 177.16 Sdm 107.4 Active 107.4 . mg2361 Senior Member. …, The document lists diagnostic trouble codes (DTCs) for an engine control unit (ECU) on a combine, including code number, failure mode indicator, priority level, and description. It provides DTCs related to issues with fuel pressure, water in fuel, oil pressure, boost pressure, turbocharger speed, air temperatures, coolant temperature, and fuel pressure/rail pressure. The DTCs range from stop ..., I have a john deere 339d and it's throwing throwing ecu codes 100.03, 94.18 , 1569.31 and HCU 1594.02 and the engine is derating and help would be awesome … read more Field Tech, The first code 641.12 indicates that the engine controller has lost communication with the variable geometry turbocharger actuator. The second code is indicating that the calculated intake air temperature signal is extremely high. Lastly the 1569.31 code is indicating a power derate situation has occurred because of the first and second code., If you live in an area with deer, you've likely seen some of your plants gone overnight. Read on to find out how to prevent damage and protect your garden. Expert Advice On Improvi...