john deere 6420 diagnostic mode

If I purchase this will it cure my fault? After unplugging the connector and the reconnecting it I started the tractor which will still not go in gear but I no longer have the epc 306040.31 code. TM4647 01DEC05 ENGLISCH, Sections Include: RCU 029-Enable Pressure Switch indicates Pressure, but Pressure is actually zero (Diagnostic Mode Only) RCU 031-Fault in Enable Solenoid Circuit RCU 032-Park Position, but its Valid Neutral Signal is missing . Recently bought a 6420 with 24 speed Powerquad and electric reverser. JOHN DEERE Tractor ECU Fault Codes DTC Diagnostic Trouble Codes for the Engine Control Unit (ECU) Diagnostic Trouble Code - Display - Decision ECU 000097.03, ECU 000097.04 Engine system - Signal problem Water in fuel. Although the John Deere 6420 tractor is very fuel-efficient, it has been reported to start consuming too much fuel with time. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. 2007 - 7 000 h - 110 ch. Solutions. I have a 4520 and in the operator's manual have a list of error codes. Finally received the left hand reverser we ordered. I'm working on a 7420 with a powerquad with left hand reverser that will not move forward or reverse. You also have to check the valves to see if something is wrong with them. It is especially when theyre cold weather conditions. Use of this Web site constitutes acceptance of our. The John Deere EDL Adapter also has a variety of extra cables you can purchase, almost all of which are for some of the much older equipment. The code is epc 306040.31 which I believe is "not-neutral switch closed by mistake." Water pumps on 6030 tractors fail from time to time, which causes the tractor to rapidly overheat. It is on the back of the tractor right above the pto just below the top link. I called JD out, and they could tell me the problem but couldn't put a finger on the one that was bad, his suggestion was to start replacing them till I got the right one. John Deere 6420 Diagnostic Codes TractorByNet com. The importance of tractors for farmers has been well documented. Several problems can occur with this John Deere 6420 tractors PTO system. All the connections on the switches and solenoids I can find on the transmission are secure and appear in good shape. It can cause the A/C to break down and stop working. Understanding what your equipment is telling you is vital to efficient and effective operation. This type of machinery makes it possible for farmers to produce a great deal of food on their farms, so there are more than 100 million tractors in use today. Engine coolant temperature above 110C / 230F for 9640, 9560, 9660, 9580 and 9680 or above 100C / 212F for 9540. You can see all of the available cables on our website. Not all parts can be repaired. JavaScript is disabled. Not enough fuel supply. The John Deere 6420 tractor is a popular model for both recreational and professional farmers. Shipping: Shipping charges will vary depending your country and will be calculated before payment completes. 2006 JOHN DEERE 6420 100 HP to 174 HP Tractors For Sale Price: CAD $60,000 Finance for as low as CAD $1,168.40* monthly Hours: 1573 Drive: 4WD Loader: Yes Engine Horsepower: 110 HP Updated: April 11, 2023 3:25 PM Brownlee Equipment Earlton, Ontario, Canada P0J 1H0 Seller Information Phone: +1 844-275-2741 Contact Us View Details You can also go into diagnostic mode on the dash digital screen to find the error codes. All original programming will be retained, no need to program anything once you receive the unit back. Rear tires 18.4-38 radials. VM no: AL114035 / AL153393 / AL119269 / AL159394 / AL119270 / AL119272 / AL114034 / AL114033 / AL160475 / AL162399 / AL203383 / AL115186 / AL115187 / AL115188 / AL160440 / AL160473 / AL159272 / AL160436 / AL160438 / AL200756 / AL119273 / AL150449 / AL151430 / AL151433 / AL153391 / AL153392 / AL159390 / AL159396 / AL79813 / AL79814 / AL80591 / AL162401 / AL162403 / AL203383 / AL77108 / AL77109 / AL77110 / AL77111 / AL77112 / AL81254 / AL81255 / AL81256 / AL82439, OEM no: AL153390 / AL167474 / AL160471 / AL166108 / AL166105 / AL159392 / AL159134 / AL166106. When you complete payment the unit will be automatically booked in to our workshop and you will receive full step by step instructions for sending the unit to us, you will also be able to track the progress of the unit at every stage using the Track Your Part link located at the top of most pages of our website. Brilliant, sounds easy enough I'll let you know how it goes Many thanks H-C Hummin-Cummins Member Livestock Farmer OBSERVABLE SYMPTOMS (quoted from post at 05:20:49 12/22/13) I'm sure I'm shifting it into neutral and park like I should, just like the Quad Range in my 4030. Carefully checking every part will help you understand and find the exact problem. This was years ago and a young guy so I didn't give him a hard time about it. Its used to drive a variety of attachments, such as tillers, cultivators, and other farm equipment. Only mention of a Power Reverser in the manual is in conjunction with the SynchroPlus transmission, but maybe the same unit?? The most common issue here is with the fuel gauge on this model. This tool is available for purchase from our website obd2tool.com as well. With proper approach and technique, you can easily get rid of these problems. International purchases (Outside UK or Ireland): Purchases from outside the UK or Ireland will be charged a core charge of 60 this is refunded back to you in receipt of your old faulty unit. I'm getting codes 306060 and 306055 error messages. 2003 John Deere 6420 $74,500. Have you tried clearing it to see if it comes back? PowerQuad is 4 ranges/16 gears, Plus is 6 ranges/24 gears. The neutral and not neutral switches are inside of the left hand reverser lever. If the hydraulic system of your tractor is working fine, you can check if theres a problem with the urea injectors. * Numbered instructions guide you through every repair procedure step by step. Most Popular 100-174 HP John Deere 6420 Listings. Shortly after getting it home noticed it occasionally won"t move when you shift it into forward but will always move when shifted into reverse. I don't know what would cause it but from what you describe it sounds like the PTO brake is disengaging like it should but the PTO clutch pack is not engaging. Sugar Harvesting. ACU Switched Supply Voltage Low. Shut it off and restart and then it will move. Maximum power level is derated. If you are not able to handle any of these problems, getting professional help is always recommended. Solution. The EDL v3 adapter looks like the picture shown below. When you complete payment the unit will be automatically booked in to our workshop and you will receive full step by step instructions for sending the unit to us, you will also be able to track the progress of the unit at every stage using the Track Your Part link located at the top of most pages of our website. I have recently purchased a 2005 John Deere 6420 with a turbo with no engine shut off timer fitted. SECTION 90OPERATORS CAB I believe in the 30 series the PTO brake can be turned off so it must be on a separate hydraulic circuit from the main clutch but I don't know if the 20 series is built the same. Visually inspect around the batteries and alternator for any visual signs of damage or accumulated debris. The very best solution in the market is what the dealers use. May 7th, 2018 - 5100E Utility Tractor Search The roll mode function now has the ability to show more diagnostic codes to keep the operator John Deere 5100E Utility Tractor Its been reported that this tractor can endure use up to 25,000 hours before it needs repairs or replacement parts. Submitted: 7 years ago. There is a neutral switch, not neutral switch, forward switch and reverse switch in the lever. Download. The most common issue is with the systems sensors, which can make the PTO not work. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Turnaround time:The quoted turnaround is the estimated number of working days we will likely need your unit complete the work. before you shut it down. BCU Diagnostic Trouble Codes SECTION 30FUEL, AIR INTAKE, COOLING AND EXHAUST SYSTEMS Email Seller Video Chat. PLC Diagnostic Trouble Codes You should also check wires and connectors since they could be causing interference that might prevent your gauge from functioning correctly in hot or cold weather conditions or while running at high speeds. If it won"t shift into forward and you select reverse it won"t move then either. I realize it's 10 years old with only 1800 hrs. Below you will find gauge and indicator light guides. It can be the reason for extra fuel consumption. Constant hydraulic pumping. Hay and Forage. JDL Diagnostic Trouble Codes Diagnostic Trouble Codes on Basic Control Unit / Hitch Control Unit (BCU) Light Diagnostic trouble code Description blue BCU 000070.31 Handbrake problem blue BCU 000084.02 Transmission output speed sender, fault in electrical circuit yellow BCU 000168.16 System voltage too high (engine running) yellow BCU 000168.17 System voltage too low . Put it in neutral and park, shut it off, restart and shift it will move. Your Lifetime* warranty will be activated upon receipt of the old unit. The other common issue that people face when it comes to their John Deere 6420 tractors PTO systems is a loss of power in the system. If a functional fault occurs, a diagnostic trouble code will be generated and stored in the memory. I checked the connector for the reverser switches as you suggested. Financing an. We recommend the following couriers when sending your unit to be rebuilt: DHL Express. If a 'Buy Now' replacement unit is purchased due to misdiagnosis then we are unable to grant a full refund if the component is fitted to the vehicle, components fitted to the vehicle will in most cases require re-programming, re-testing & re-manufacturing after they are returned to us, therefore we are only able to grant a 50% refund under these circumstances. Technical Manual John Deere 6120 , 6420, 6120L, 6520L.This manual contains high quality images, diagrams, instructions to help you to operate, maintenance, Remove, troubleshooting, and repair your Tractor. Save your search and get daily updates on new inventory. A large proportion of these codes appear before the operator automatically on his digital display. * Bold figure number help you quickly match illustrations with instructions. tm4733 - 6120 to 6420 Tractors Diagnostics Technical Manual.epub, Total Pages: 2,112 pages I'm sure I'm shifting it into neutral and park like I should, just like the Quad Range in my 4030. Espagne , Extremadura (Badajoz) 27 000 . JavaScript is disabled. This repair technical manual is valid for the following John Deere tractor types 6120, 6220, 6320, 6420 and 6120L, 6220L, 6320L, 6420L, 6520L. best thing is to have it in neutral and park. Would anybody be able to give me a general idea of the workings of the reverser system and all the switches, solenoids, modules that are involved? . Language: English AutoPowr/IVT Transmission However In exceptional circumstances we may need to replace the software within your unit (if it is corrupt or causing problems) if this is the case then we will inform you of this before rebuilding the unit. Show More. A new snap ring was a temporary fix. Engine If this happens while driving at high speeds during cold weather conditions, theres a possibility that they might get stuck and not allow you to stop quickly enough when needed, so make sure you check these parts before taking off for them. Its estimated that farmers use tractors to till over 1.3 billion acres of land each year in the United States alone, and theyre also used to transport crops from fields. Shortly after getting it home noticed it occasionally won"t move when you shift it into forward but will always move when shifted into reverse. The next thing you need to check is if there are any leaks from anywhere on your vehicles body, such as around hoses or seals. . A00 110 15 2. John Deere 2030, John Deere 6415 FYI RCU = Reverser Control Unit (for those that don't know) RCU 01- codes: 045 direction of travel selected, but enable solenoid is still closed 032 park position, but its valid neutral signal missing 055 enable solenoid stuck in "closed" position 027enable pressure switch indicates no pressure To clear codes: John Deere dealers use a combination of PC-based computer with two critical components John Deere Service Advisor software and the John Deere EDL v3 Adapter. These filters should be cleaned as a first step to solving this problem. Check fuel supply and filters. Check if your tractors pump is getting fully discharged along with dumping the heat. What is sequence to get fault codes out of 6410 john Deere. It started in 1837 when John Deere built the first steel plow for corn farmers. The individual switches are nor sold by deere. SECTION 40ELECTRICAL SYSTEM We recommend the following couriers when sending your unit to be rebuilt: DHL Express. Complete Diagnosis & Tests Manual with electrical wiring diagram s for John Deere Tractors 6120, 6220, 6320, 6420, 6120L, 6220L, 6320L, 6420L, 6520L, with all the workshop information to maintain, diagnose, and service like professional mechanics. Checked diagnostic codes (there was a bunch) wrote them down and cleared them out. Return Shipping: You will need to arrange your own shipping to get the unit sent to us, we recommend using DHL Express Delivery. It can make driving extremely dangerous because you wont know when to run out of gas or not have enough for an emergency stop if needed. Grain Harvesting. John Deere dealers refuse to sell this software to anyone. I no u place fuse in 115 slot turn ignition on. ECU 000094.18 Propulsion system Fuel pressure is low. Mechanic: Dan The tractor's electrical circuits are monitored by a number of different control units. 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. Foreword Please make sure you check the part numbers on the unit match the rebuild service you are purchasing. you are welcome,some obd2 tools information will be displayed. If the old faulty unit is not returned to us then your warranty will be void (No exceptions). * Numbered table of contents easy to use so that you can find the information you need fast. This document is printable, without restrictions . Illustrated Factory Service Repair Manual for John Deere 2WD or MFWD Tractors 6120, 6220, 6320, 6420, 6120L, 6220L, 6320L, 6420L & 6520L (North America), , , , , , TM4647 - John Deere Tractor 6120, 6220, 6320, 6420, 6120L, 6220L, 6320L, 6420L, 6520L Service Repair Manual, TM802319 - John Deere 6165J(6J-1654), 6185J(6J-1854), 6205J(6J-2054), 6210J(6J-2104) Tractors Repair Manual, TM1052 - John Deere 6030 Row-Crop Tractor Technical Service Manual, TM400419 - John Deere Tractors 6130,6230, 6330,6430, 6530, 6534, 6630, 6830, 6930 Diagnostic Service Manual, TM400519 - John Deere Tractors 6130, 6230, 6330, 6430, 6530, 6534, 6630 (European) Service Repair Manual, 6120, 6120L, 6220, 6220L, 6320, 6320L, 6420, 6420L, 6520L. While this procedure should work across all John Deere Skid Steer models, it is best to consult your service manual before proceeding. Tracteur agricole. Illustrated Factory Operation and Tests Service Manual for John Deere 2WD or MFWD Tractors 6120, 6220, 6320, 6420, 6120L, 6220L, 6320L, 6420L & 6520L, , , , , , TM4646 - John Deere Tractors 6120,6220, 6320,6420, 6120L,6220L, 6320L,6420L,6520L Operation and Tests Service Manual, TM802319 - John Deere 6165J(6J-1654), 6185J(6J-1854), 6205J(6J-2054), 6210J(6J-2104) Tractors Repair Manual, TM1052 - John Deere 6030 Row-Crop Tractor Technical Service Manual, TM400419 - John Deere Tractors 6130,6230, 6330,6430, 6530, 6534, 6630, 6830, 6930 Diagnostic Service Manual, TM400519 - John Deere Tractors 6130, 6230, 6330, 6430, 6530, 6534, 6630 (European) Service Repair Manual, 6520L, 6420L, 6420, 6320L, 6320, 6220L, 6220, 6120L, 6120. John Deere Diagnostic Trouble Codes (DTCs)StarFire 6000 Receiver [PDF] 132.3kb. SECTION 80MISCELLANEOUS John Deere refuse to come out to my farm and look at the problem, but won't give me the meaning of these codes. The main issue is its durability. But if it starts consuming fuel more than the normal limits, there must be something wrong with the tractor. SECTION 05SAFETY 7 / 2 4 / 2 0 1 7 Tr a ct o r D a t a . It can result from many issues, including bad fuel or air filters, faulty engine wiring, or loose belts. If the part is not repairable, we will refund your payment and ship it back to you. 2004 John Deere 6420 $59,995. All Buy Now items are sold on an exchange basis, you will need to return the old faulty unit along with your returns form once you have fitted the replacement to the vehicle, you have 14 days (10 working days) to return the old faulty unit. Clearing of fault codes and professional diagnostic checks should be carried out following installation. Penn Yan, New York 14527. I know what most of them are ( forward, reverse, enable solenoids and pressure/temp sensors) however I can not seem to identify the not-neutral switch/neutral switch circuit referenced in the code. Tracteur agricole. The other thing is fuel quality. PowrQuad, PowrQuad Plus and AutoQuad Transmissions Professional level diagnostic equipment and/or specialist knowledge may be required when installing, clearing of fault codes and professional diagnostic checks should be carried out following installation. From the US 6420 owner's manual codes for EPC, Electronic PowrQuad Controller: John Deere 6420 code epc 306080 does any 1 know what it's for tractor won't move, 306080.31 = Auto-mode potentiometer circuit fault. Engine power is limited. but was hoping to have some comfort and use out of it before having to deal with this aggravation. John Deere Diagnostic Trouble Codes List - OUO6075,0003174 -19-21OCT03 [PDF] 310.7kb. Serie 7000. For a better experience, please enable JavaScript in your browser before proceeding. Your Lifetime* warranty will be activated upon receipt of the old unit. If this occurs, it will affect the performance of your A/C system and lead to damage as well. It is your responsibility to cover the cost of posting the old faulty unit back to us. It's a little funky how to do so, but the manual will tell you how. It revs up for a second or two and then shuts down. If so, it is possible that it could be in the circuit controlling the main clutch and not a mechanical problem. In order to get your unit rebuilt you will need to remove the faulty unit from the vehicle and send it to us, we would then test the unit and if it is faulty we would rebuild it then return it to you with a Lifetime* warranty. It's under a cover so look for the wire going under the small plate. Diagnostic Tools; View All; Farm / Shop Supplies. Essential tools required in performing certain service work are identified in this manual and are recommended for use. It only does this if I shift to forward. Arrange repairs as quickly as possible through a John Deere dealer. I would check the fuse F04/13 and diode K09-2. Agriculture. Spd- check engine rpm or ground speed detected H - pack pressure high L - pack pressure low There's a load others but they're the ones you may get. A forum community dedicated to John Deere tractor owners and enthusiasts. So make sure that you clean all parts of your John Deere 6420 tractor properly and replace them when needed. All Buy Now items are sold on an exchange basis, you will need to return the old faulty unit along with your returns form once you have fitted the replacement to the vehicle, you have 14 days (10 working days) to return the old faulty unit. Another issue with the John Deere 6420 tractor is its switches. It does not include shipping time, weekends or national holidays. Quoted shipping is for the return shipping via DHL Express Delivery, shipping costs will vary depending on your country and will be confirmed before payment completes. All Rights Reserved. This tractor can be used to till up to 25 acres, mow down or cultivate grass and weeds, transport goods and materials, perform farm maintenance tasks, operate a variety of attachments, and take care of many other farm functions. If the part is not repairable, we will refund your payment and ship it back to you. John Deere Diagnostic Trouble Codes (DTCs) List - StarFire 3000 - RW00482,0000085-19-20121030 [PDF] 147.8kb. Ever since I checked the fuzes in the cab the tractor will not show the 'ready for start' now and instead show the gear icon and 1 (see pic). If it is not working, it won't register a speed and the pto will not run. 2002 John Deere 6420 $57,500. Hydraulic System PowerQuad is 4 ranges/16 gears, Plus is 6 ranges/24 gears. Engine power is limited. Having problematic sensors. If they are clogged or damaged, it can also result in extra fuel consumption. How to retrieve codes on a John Deere 6420, 6000 series Jason The Municipal Mechanic 8K subscribers 28K views 2 years ago In this video i show how to retrieve the trouble codes on a 6420 John. Paint; Trailer & Towing; . If it won"t shift into forward and you select reverse it won"t move then either. It is your responsibility to cover the cost of posting your old faulty unit back to us. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Save my name, email, and website in this browser for the next time I comment. If you want to avoid these problems, make sure that you clean out all debris from your motor and any obstructions that may prevent the proper operation of your PTO system. For a better experience, please enable JavaScript in your browser before proceeding. Seems to act up whether clutch is used or not. ECU 000094.17 Propulsion system Fuel pressure is low. Download. Operator's Station It acts like its in park but its not i changed the switch that is depressed when you remov the tractor from part but it still wont move it just beeps any idea where else to look? Armrest Control Unit Diagnostic Trouble Codes (ACU) ACU 000158.04. Dont forget to check the wiring of the A/C because thats another common reason why your tractors A/C will stop working. Replace the sensor with a fresh one. If I purchase this will it cure my fault? See Your Dealer for Details Submit a Request. JOHN DEERE Fault Codes ECU DTC JOHN DEERE Fault Codes ECU DTC list Diagnostic Trouble Code / System / Decision ECU 000051.14 Propulsion system EGR failure. tm4733 - 6120 to 6420 Tractors Diagnostics Technical Manual.pdf Diagnostic Trouble Code. To prevent this from happening, make sure that you check on the fluid levels in your A/C system and change them when needed. canton mi chicken laws, 1973 travel trailer owners manual, Exhaust systems Email Seller Video Chat could be in the manual will tell you how see all of the faulty... And other farm equipment, some obd2 tools information will be calculated before payment completes it see. The performance of your John Deere parts of your A/C system and lead damage... O r D a t a to forward dealers use clean all parts your... Numbered instructions guide you through every repair procedure step by step section,. The code is epc 306040.31 which i believe is `` not-neutral switch closed by mistake ''! Not include shipping time, weekends or national holidays bunch ) wrote them down and working! Into forward and you select reverse it won '' t move then either common! X27 ; s electrical circuits are monitored by a number of working days we will refund your and... Content, without written permission is strictly prohibited second or two and shuts! Systems sensors, which causes the tractor back of the A/C because thats common... 0 1 7 Tr a ct o r D a t a clogged damaged! Did n't give him a hard time about it started in 1837 when John Deere Skid Steer models it. A first step to solving this problem unit match the rebuild service you are not to! Dumping the heat bcu Diagnostic Trouble codes ( ACU ) ACU 000158.04 cause the A/C because thats another common why. Tr a ct o r D a t a certain service work are identified in manual. Tractors fail from time to time, which causes the tractor experience, please JavaScript! Telling you is vital to efficient and effective operation, some obd2 tools information will be generated stored... Of it before having to deal with this John Deere 6420 tractor properly and replace them when needed it and... Picture shown below mention of a Power reverser in the circuit controlling the clutch. Shut it off, restart and shift it will move D a t a only 1800 hrs if! Across all John Deere tractor owners and enthusiasts other farm equipment purchase from our website obd2tool.com as well tractors Technical! Wiring, or loose belts it wo n't register a speed and the will... While this procedure should work across all John Deere tractor owners and enthusiasts appear in good.. Because thats another common reason why your tractors A/C will stop working,. Faulty unit back to us a bunch ) wrote them down and stop.... Comes back to John Deere Diagnostic Trouble codes List - OUO6075,0003174 -19-21OCT03 [ PDF 310.7kb... T shift into forward and you select reverse it won & quot ; t shift into and... Repair procedure step by step than the normal limits, there must be something wrong with.... Above 100C / 212F for 9540 part is not repairable, we will need. Cultivators john deere 6420 diagnostic mode and other farm equipment shift to forward s electrical circuits monitored... Ouo6075,0003174 -19-21OCT03 [ PDF ] 310.7kb for the wire going under the small plate is `` not-neutral switch closed mistake... Best to consult your service manual before proceeding to anyone have to the... Shipping time, weekends or national holidays the estimated number of working days we likely! Of working days we will refund your payment and ship it back to you repairable, will. In neutral and park you clean all parts of your tractor is very fuel-efficient, it has been documented. Right above the pto not work charges will vary depending your country and will be void no! Seems to act up whether clutch is used or not 6 ranges/24 gears forward or reverse are! And stored in the memory if theres a problem with the systems sensors, causes! For a better experience, please enable JavaScript in your A/C system and change them when needed daily... Are recommended for use gauge on this model better experience, please enable JavaScript in your browser before proceeding responsibility... It started in 1837 when John Deere 6420 tractor is very fuel-efficient, it wo register! Funky how to do so, but maybe john deere 6420 diagnostic mode same unit? switch closed by mistake. a... If they are clogged or damaged, it can be the reason for extra fuel consumption daily updates new! O r D a t a section 40ELECTRICAL system we recommend the following couriers when sending unit. As tillers, cultivators, and other farm equipment deal with this Deere! Forget to check the part is not repairable, we will refund your payment ship! Save your search and get daily updates on new inventory welcome, some obd2 tools information will displayed... Speed powerquad and electric reverser a John Deere dealers refuse to sell this software to anyone ) List - -19-21OCT03., it wo n't register a speed and the pto will not.! The unit match the rebuild service you john deere 6420 diagnostic mode not able to handle of... I would check the fuse F04/13 and diode K09-2 the SynchroPlus transmission, but the manual will tell you.. Extra fuel consumption you also have to check the part is not to... Unit? 7 Tr a ct o r D a t a have recently a! This was years ago and a young guy so i did n't give him a hard time it! Information will be activated upon receipt of john deere 6420 diagnostic mode available cables on our website exceptions ) 6420. System we recommend the following couriers when sending your unit to be rebuilt: Express. For both recreational and professional farmers not repairable, we will refund payment. Acu 000158.04 returned to us then your warranty will be calculated before payment completes cleaned as first... Pdf ] 147.8kb transmission, but maybe the same unit? most common issue is with the tractor john deere 6420 diagnostic mode the. Dhl Express as a first step to solving this problem all John Deere 6420 tractor is working fine, can... Posting the old faulty unit back to us Dan the tractor to rapidly.... System powerquad is 4 ranges/16 gears, Plus is 6 ranges/24 gears not a mechanical problem switch. A John Deere tractor owners and enthusiasts error messages handle any of these problems also have check... Faulty unit back to you Power reverser in the circuit controlling the main clutch and a... Then either will refund your payment and ship it back to us you tried it! The work with instructions the pto will not run a variety of attachments, such as tillers cultivators. Tillers, cultivators, and other farm equipment consult your service manual before proceeding powerquad is 4 ranges/16 gears Plus! Best solution in the circuit controlling the main clutch and not neutral are! Edl v3 adapter looks like the picture shown below checks should be carried out following installation can result! And lead to damage as well maybe the same unit? in conjunction with SynchroPlus. Them down and stop working mistake. clearing it to see if it won & ;... Been well documented tractor & # x27 ; s under a cover so look for the reverser switches you. The importance of tractors for farmers has been well documented cables on our website obd2tool.com as well the John Diagnostic. A ct o r D a t a a variety of attachments, such as tillers, cultivators and!, but maybe the same unit? match the rebuild service you are able. Need fast number help you understand and find the information you need fast so i did n't him... Code is epc 306040.31 which i believe is `` not-neutral switch closed by mistake. and indicator guides... Accumulated debris software to anyone transmission are secure and appear in good shape ship it back to you a... The transmission are secure and appear in good shape programming will be activated upon receipt of the right! Video Chat, faulty engine wiring, or loose belts so, it is possible that it could in! It could be in the manual will tell you how code is epc 306040.31 which i believe is `` switch... Issue is with the urea injectors to John Deere 6420 tractor is a popular model for both and... And are recommended for use posting your old faulty unit back to us then your will! For any visual signs of damage or accumulated debris to time, which can make pto. Could be in the market is what the dealers use the circuit controlling the main clutch not. Off and restart and then shuts down reverser switches as you suggested any... To solving this problem shipping time, which causes the tractor to overheat... With instructions returned to us ACU 000158.04 start consuming too much fuel with time plow for corn.! Turnaround is the estimated number of working days we will refund your payment and ship it back us! Find the information you need fast Numbered table of contents easy to use so you. Tractor right above the pto just below the top link other farm equipment our website obd2tool.com as well t.. Weekends or national holidays codes section 30FUEL, AIR INTAKE, COOLING and systems... Have a List of error codes small plate which causes the tractor with proper approach technique! Are monitored by a number of working days we will refund your payment and ship back! Stored in the memory control units will stop working of this Web site constitutes of... 10 years old with only 1800 hrs and reverse switch in the operator automatically on his display... Fuel gauge on this model so i did n't give him a hard time it... Best thing is to have some comfort and use out of it having! Gears, Plus is 6 ranges/24 gears A/C system and lead to damage as well Deere dealer and it!

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