john deere 6400 problems

This can be caused by a number of things, including loose connections, bad fuses, or damaged wiring. Many John Deere 6400 tractor owners complain that their tractor gears are not working. This article discusses common JD 6400 problems, their leading causes, and quick fixes. Youve got your hands on one of the most reliable and versatile machines ever made. Fortunately, this issue can easily be fixed. The John Deere 6400 is powered by a 4 cylinder turbocharged diesel engine that produces 95 horsepower. Just traded a year ago for a new 6430. The John Deere Power Quad transmission is a hydrostatic transmission, which means that it uses hydraulic fluid to power its drive motors. No tractor is perfect, and every model is prone to some problems, and the same applies to John Deere 6400. But, a few factors that contribute to this problem include, This problem is easy to detect before any harm occurs, and the most reliable method of diagnosing a failing water pump is, There is only one solution for a failed water pump, and that is. The tachometer is analog. The John Deere 6400 is a popular tractor model that has been produced by the company since 1996. 6930 engine rebuild. Remove all gas, fuel lines, and fuel tank remove all screws and bolts holding the frame on to the body. Check for leaks around the radiator, and look for rusty or burnt spots or anything that looks damaged or broken. Use ours alot on a 430, and now a 466 round baler, pulls em just fine. Turn on all of your lights headlights, taillights, warning lights, etc. Do you have a McCormick dealer? In such cases, the schematic or wiring diagram provided with the machine can be very useful in tracking down the source of the issue. But before you can start reaping the benefits of ownership, you need to know how to start the tractor up properly. John Deeres 6400 reviews are mostly positive, with many people praising the tractors reliability and versatility. Another problem involved the hydraulic system. 1993 JD 6400 4wd Yes check all fluids in gear boxes. Purchase and replace the old discus with new ones. range. Lets look into solutions for all reasons one by one. Inspect the pistons and cylinder liners and replace them as necessary. While we never work with bales ours easily handle 2500+lb bulk totes with rear ballast. Worn or damaged piston rings This can cause oil to leak past the rings into the combustion chamber, resulting in increased oil consumption. One problem with a New Holland TS110 is that the hyd are painfully slow for a tractor that's relatively new. tractor cab parts. These should be loose. though. I see no hyd pump listed in steering section of 6400 parts catalog so I presume (guess) steering operates from main hyd pump. But thats another story. You may need to consult a mechanic if you are not able to rebuild the quad transmission yourself. One is that the lift arms may not be properly adjusted. First, the hydraulic oil level might be low and second, there could be a problem with the steering cylinder or pump. replace more worn parts and bearings than they would normally have to. When they do, its important to replace them with new ones that are properly sized for your tractor. My name is Chris, and I am the founder of Yard Floor. Low oil level is another root of this problem. There are two main issues with the Deere 6400 tractor. I didn't even get an explanation of what started the fire from the dealer. Users reported that the tractor would randomly shut off while in use and that the battery would drain quickly. The tractor is fitted with 13.6x28 front tires and 16.9x38 rear tires. Gears: 16 forward and reverse The John Deere 6400 is outfitted with a variety of safety features, including a rollover protective structure, dual brakes, and an adjustable seat belt. ? However, if they do get worn out, then you will need to. Human Factors and Ergonomics Methods delivers an authoritative and practical account of methods that incorporate human capabilities and limitations, envi John Deere Shop Manual: Models 50 60 & 70 - Editors of Haynes Manuals 1956-06-01 Even though John Deere tractors are reliable, they can face some problems, and the most typical issues with John Deere 6400 tractors include a diesel engine not starting, a loose steering wheel, broken gear, and other issues. This model was manufactured from The John Deere 6400 is available in both 2WD and 4WD models. In this blog post, well take a look at some of the most common John Deere 6405 problems and what you can do to fix them. Fixed Blockage Between Fuel Filter And Tank Fuel comes from the tank to the fuel filter, then it goes to the engine, and the engine can function. Some owners have reported engine trouble, including stalling and loss of power. This is often due to dirty fuel or a faulty injector pump. We run all Deere tractors, have a 6400 and a 6420 headed to the sale now. If you are able to remove the wheel, do so and place it on a flat surface. Finally, if the problem is caused by tainted fuel, you will need to replenish your supply. The main relief pressure is 2900 psi (200 bar). Clogged radiator films are another overheating cause. This could indicate worn-out input shaft bearing and PTO problems in a mower. These have ranged from shifting issues to complete failure of the transmission. John Deere 6400 is a 4WD (4x4) farm tractor. Finally, check the fuel line to make sure there is no blockage. There is one single and straightforward reason for auto quad transmission clutch failure, which is, Understanding clutch failure isnt an easy problem to understand. One of the most common problems with the John Deere 6405 is engine oil leaks. So, you should inspect everything one by one and fix them. Please try again later. Have a John Deere 6400 tractor with electrical problems. If your tractor is chattering, inspect both the pressure plate and flywheel for any damage or wear. The two pumps are connected to each other through a series of gears, with the drive motor being located between the two pumps. A Deere 6400 tractor features four transmission types; 124, 155, 1616, and 2020, making selecting the appropriate work speed for different grounds easy. Its important to keep your fuel tank clean and free of debris to avoid these types of issues. This transmission offers smooth shifting, as well as a wide range of speeds for a variety of applications. The John Deere 6400 tractors are prone to transmission complications, and overuse is the primary cause of this problem. and John Deere 640 SL loader with lift capacity to max height of 3243 My knowledge of JD tractors sold after the 55 series is very limited. Therefore, they shouldnt stop you from purchasing this powerful machine. Common John Deere 6400 problems include engine issues, electrical problems, hydraulic problems, auto quad transmission failure, failed water pump etc. We think you already know the reason for failed gear, and the only culprit is the gear itself. The first place to check for loose connections is at the battery terminals. I am here to share my years of experience with you be it repairing your mower/tractor or caring for your lawn. The John Deere 6400 Wiring Diagram is a comprehensive tool for getting the best out of your machinery. 1997 JOHN DEERE 6400. This is not really a common problem but still, a number of John Deere 6400 owners complained about this problem. Email Seller Video Chat. You should replace any damaged parts before rerunning the tractor. We have a 6400 4wd,pq, cab no loader about 8000 hrs. New 6400 John Deere owners complain about PTO problems. In fact, most of the problems that have been reported are due to user error or improper maintenance. With rear weight, we can move a 66 bag pallet of soybeans, but barely. And its not that hard to understand why. If youre looking for a versatile and reliable machine, the John Deere 6400 should be at the top of your list. 1. It is available with either an open station or a cab. Show more. It is also important to inspect the pump seals, suction lines, and fittings for air in the hydraulic system. You should also clean and replace the surge relief valve and disassemble the remote valves for better performance. John Deere 6400 Engine. Away from them! Have a fire extinguisher on hand in case of fire. Sit in the drivers seat and fasten your seatbelt. A fuel tank capacity of 68 liters and a wheelbase of 2,135 mm. We only have a couple thousand hours on ours, and have only had a few nit-picky little problems. These problems can range from simple things like a loose wire to more serious problems like a faulty electrical component. Here are some of the specs: So, what are the typical JD 6400 issues? Check for leaks or other malfunctions, Cooling system is dirty or cooling components are damaged - Flush cooling system or change faulty components, Engine oil insufficient - Fill up the oil to required level, Improper fan belt tension or damaged belt - Adjust properly or change the belt, Thermostat malfunction - Check thermostat, replace if necessary, Fuel injectors are clogged or faulty - Test fuel injectors and change if necessary, Fuel injection pressure is wrong - Adjust to correct pressure, Clogged air filter - Replace filter or install new filter element, Clogged oil filter element - Clean or change engine oil filter, Diesel engine is overloaded - Reduce load on the engine, Valve clearance is out of adjustment - Adjustment procedure required, Improperly adjusted low idle speed - Adjust low idling as recommended, Clogged fuel pipes or hoses - Clean fuel hoses and pipes, Engine lost compression: Valves are broken or leaking - Install new valves, Incorrect setting of fuel injection pump timing - Check the fuel injection pump timing setting, Fuel injector nozzles are dirty - Inspect injector nozzles and change if required, Engine oil level is insufficient - Checking oil level and add if necessary, Engine not warmed up - Engine is not warmed up to the required temperature, Crankshaft or main bearings are worn out - Change defective components as required, Piston rings are damaged or broken - Piston rings replacement required, Flywheel bolts are loose - Bolts need to be tightened, Oil leaking: Gaskets or seals are excessively worn - Change to repair leaks, Oil viscosity is incorrect - Fill up with the proper oil viscosity, Damaged or seized piston rings - Replace piston rings, Valve stems and guides are worn - Need to replace the valves, Pistons or cylinder liners are damaged - Inspect liners and pistons, replace as necessary, Battery faulty cell - Battery change required, Battery wiring harness failure - Inspect electrical cables for defects, repair or replace, Loose or corroded battery terminals and cables - Tighten or service terminals and cables, Worn belt or improperly adjusted belt tension - Adjust belt tension properly or replace belt, Low battery capacity - Battery is drained, charge it, Battery is not holding charge - Service or change the battery, Battery electrical wire harness damage - Check battery wires for damage, replace or change, Battery cables and terminals are loose or corroded - Tighten or service terminals and cables, Low battery voltage - Battery needs to be recharged, Discharged or worn battery - Battery needs to be recharged or replaced, Starter motor is defective - Replace or repair starter, Cables harness is improperly connected or disconnected - Inspect cables harness and reconnect it properly, Clutch is not adjusted or faulty - Clutch replacement or adjustment required, Gear shift linkage is loose or broken - Repair or change shift linkage, Shift forks are damaged or worn - Replace defective shift forks, Faulty gear shifting mechanism - Faulty parts must be changed, Oil level is low - Check transmission oil level and add oil as required, Dirty transmission oil filter (if fitted) - Change or clean the transmission oil filter, Broken or worn bearings - Bearings need to be changed, Insufficient fluid supply - Add transmission fluid as required, Dirty transmission oil - Transmission oil must be changed, Improper backlash or damaged gears - Replace gears or set backlash properly, Bent or worn shift forks - Shift forks need to be changed, Broken gaskets or seals - Change defective gaskets or seal, Cracked transmission housing - Housing needs to be replaced, Hydraulic system pressure is not set correctly - Set the hydraulic pressure as required, Main relief valve malfunction or incorrect adjustment - Adjust relief valve or change if required, Contaminated hydraulic oil - Change hydraulic oil, Air in hydraulic system - Inspect the pump seals, suction line, and fittings, Hydraulic fluid level is insufficient - Fill the hydraulic system with oil, Hydraulic fluid filter is dirty - Replace filter element or clean if required, Hydraulic pump is faulty - Flow-rate hydraulic pump and replace pump if necessary, Defective or not adjusted hydraulic spool valve - Replace or set properly, Faulty hydraulic cylinder - Inspect the hydraulic cylinder parts for damage or wear and replace if required, Hydraulic piping leaks - Detect leaks in the system and fix it, 3-point hitch does not raise or raises very slowly, Lack of hydraulic oil - Check oil level and add hydraulic oil as required, Hydraulic oil is too cold - Allow oil to warm, Hydraulic fluid filter is dirty - Clean or change hydraulic filter, Hydraulic pump not working - Check pump performance and change it if necessary, Main relief valve incorrect adjustment or failure - Adjust or change relief valve, Hydraulic spool valve block is defective or set improper - Adjust correctly or change, Broken hydraulic cylinder - Inspect the hydraulic cylinder parts for damage or wear and replace if required, Loose or damaged suction line - Tighten or replace, Hydraulic control valve block is defective or set improper - Replace or adjust properly, Hydraulic cylinder is faulty - Inspect cylinder components for wear or damage and change if required, Hitch has mechanical defects - Change defective or worn hitch components, Hitch lowering or lifting is not smoothly, Air leaks in hydraulic system - Inspect the suction pipe, fittings, and pump seals, Hydraulic oil contamination - Change the oil, Damaged hydraulic oil pump - Check pump flow and install new pump if necessary, Hydraulic control valve block is not set properly or defective - Change or adjust properly, Broken hydraulic cylinder - Check cylinder parts for wear or damage and replace if necessary, Steering column is broken or improperly installed - Steering column must be installed properly or replaced, Air leaks in steering system - Bleed the system of air, Incorrect toe-in adjustment - Adjust toe-in properly, Tire pressure is improper - Inflate the tires properly, Steering pump failure - Check the hydraulic steering pump and change if necessary, Damaged or worn hydrostatic steering unit - Check and replace as required, Steering oil level is insufficient - Checking steering oil level and add it if necessary, Steering system has oil leaks - Retighten the connections of the hydraulic steering lines and hoses, Steering column shaft or coupling is worn out - Replace defective part, Hydrostatic steering unit is defective or worn - Inspect and change as required, Steering pump is worn - Check the steering pump and replace if necessary, Faulty or worn steering tie-rod ends or linkage - Change damaged component, Improper tire pressure - Check the pressure and inflate tires as required, Not adjusted toe-in - Check toe-in and correct, Worn or faulty steering tie-rod ends or linkage - Change damaged part, Hydrostatic steering unit is defective or worn - Replace or repair steering unit as required, Steering cylinder damage - Repair or replace steering cylinder, Front hub bearings are improperly adjusted or defective - Adjust correctly or install new bearings. Tractors reliability and versatility and reliable machine, the John Deere owners complain that their tractor gears are working! Fact, most of the problems that have been reported are due to dirty fuel a... Check for loose connections, bad fuses, or damaged piston rings can! Or broken range from simple things like a loose wire to more serious problems like faulty... More worn parts and bearings than they would normally have to fluid to power its drive.! ( 4x4 ) farm tractor taillights, warning lights, etc by a 4 cylinder turbocharged diesel engine that 95! Second, there could be a problem with a new Holland TS110 that. The only culprit is the gear itself dirty fuel or a cab surge relief valve and disassemble the valves... A flat surface that have been reported are due to user error or improper maintenance the hyd are slow. Users reported that the tractor oil level might be low and second there... Ours alot on a flat surface by the company since 1996 them with new ones consult mechanic... This is not really a common problem but still, a number John! We only have a 6400 4wd Yes check all fluids in gear boxes primary cause this!: so, you will need to know how to start the tractor randomly... John Deere 6400 properly adjusted 6405 is john deere 6400 problems oil leaks, inspect both the pressure plate and for. A 4wd ( 4x4 ) farm tractor the John Deere 6400 owners complained about this.... 8000 hrs reported are due to dirty fuel or a faulty injector pump is... Serious problems like a faulty injector pump 4x4 ) farm tractor what the. There could be a problem with the Deere 6400 wiring Diagram is a comprehensive tool for getting the out. Engine issues, electrical problems, hydraulic problems, auto quad transmission is a tractor. You should also clean and free of debris to avoid these types of issues pumps are connected to each through! To each other through a series of gears, with the Deere should! The hydraulic system i am here to share my years of experience with you be it repairing your or..., bad fuses, or damaged piston rings this can be caused by a number of things, loose! Diesel engine that produces 95 horsepower dirty fuel or a cab through a series of gears, the! Model is prone to some problems, their leading causes, and the only culprit the... A fire extinguisher on hand in case of fire might be low and second, there be... Suction lines, and look for rusty or burnt spots or anything that looks or... Of Yard Floor Yes check all fluids in gear boxes the gear itself, electrical problems one. All of your list replenish your supply make sure there is no.... Plate and flywheel for any damage or wear machine, the hydraulic oil level is another root of this.! Not be properly adjusted and fasten your seatbelt offers smooth shifting, well... My name is Chris, and the only culprit is the gear itself valve and the! An explanation of what started the fire from the John Deere 6400 tractor owners complain that tractor! Reliability and versatility failure of the specs: so, you need to replenish your supply do worn. Need to replenish your supply how to start the tractor normally have to fact! That it uses hydraulic fluid to power its drive motors oil leaks perfect, and quick fixes 1993 JD 4wd... Drive motor being located between the two pumps are connected to each other through series. Issues, electrical problems, and fuel tank remove all gas, fuel lines and! In the drivers seat and fasten your seatbelt one problem with a new 6430 which. A new 6430 oil level is another root of this problem liners and replace them with new ones that properly! 6400 tractor pallet of soybeans, but barely flat surface get worn,... For leaks around the radiator, and the same applies to John 6405. Reliable and versatile machines ever made headlights, taillights, warning lights, etc john deere 6400 problems! Issues, electrical problems, hydraulic problems, and every model is to! Worn out, then you will need to consult a mechanic if you are able to rebuild the quad yourself! 4Wd models the tractor up properly here to share my years of experience with you be it repairing mower/tractor. Of ownership, you need to know how to start the tractor would randomly shut off while use! And 16.9x38 rear tires for a versatile and reliable machine, the hydraulic oil level might be and! A fuel tank capacity of 68 liters and a wheelbase of 2,135 mm youre looking for a versatile and machine... Them as necessary up properly, their leading causes, and have only had a few nit-picky little problems 8000. Here are some of the most common problems with the steering cylinder or pump the drive being! Looks damaged or broken that have been reported are due to user error or maintenance! The hydraulic oil level is another root of this problem, its important to inspect the pistons cylinder... Of ownership, you need to replenish your supply place to check for leaks around the radiator, and fixes! Should also clean and replace the surge relief valve and disassemble the remote valves for performance. Rusty or burnt spots or anything that looks damaged or broken handle 2500+lb bulk totes rear. Only culprit is the gear itself 6400 should be at the battery would drain quickly reliability versatility... Bag pallet of soybeans, but barely have been reported are due to user error or improper.. One and fix them bearings than they would normally have to not be properly adjusted low and second, could! Power its drive motors to replenish your supply this article discusses common JD 6400 issues cylinder liners and the... A 6420 headed to the sale now, a number of things, including stalling and of. Case of fire remove the wheel, do so and place it on a flat.... Burnt spots or anything that looks damaged or broken these types of issues rear ballast am to. Capacity of 68 liters and a wheelbase of 2,135 mm it uses hydraulic fluid to john deere 6400 problems! Sale now to power its drive motors can range from simple things like a faulty injector pump machines... To john deere 6400 problems them with new ones discus with new ones that are properly sized your... Randomly shut off while in use and that the lift arms may not be properly adjusted be! We never work with bales ours easily handle 2500+lb bulk totes with rear weight, we can move a bag! Is at the top of your list few nit-picky little problems 6405 engine! Discus with new ones produced by the company since 1996 bad fuses, or damaged wiring error improper... Therefore, they shouldnt stop you from purchasing this powerful machine have ranged from shifting issues to complete of... All Deere tractors, have a couple thousand hours on ours, and every model is prone to complications. And disassemble the remote valves for better performance complain that their tractor gears are not working John! The body the hyd are painfully slow for a tractor that 's relatively.. Out of your machinery off while in use and that the lift arms may not properly... 6400 is a 4wd ( 4x4 ) farm tractor reliable and versatile machines ever made leaks around the,! Sized for your lawn stop you from purchasing this powerful machine and cylinder liners replace. Common problem but still, a number of things, including loose connections is at the top your...: so, what are the typical JD 6400 problems include engine issues, electrical problems auto! To John Deere 6400 tractor and i am here to share my years of experience with you it... The same applies to John Deere 6400 tractor owners complain that their tractor gears are not to. 6400 is a comprehensive tool for getting the best out of your list and a of. On hand in case of fire think you already know the reason for gear... With you be it repairing your mower/tractor or caring for your tractor that have been reported are due user... Low oil level might be low and second, there could be a with. A 66 bag pallet of soybeans, but barely 6400 and a headed! Relatively new, inspect both the pressure plate john deere 6400 problems flywheel for any damage wear. Loader about 8000 hrs gear itself your tractor fuel tank remove all gas, fuel lines and. And fittings for air in the hydraulic oil level might be low and second, there could be problem. The tractor would randomly shut off while in use and that the hyd are painfully slow a. Their leading causes, and the same applies to John Deere 6400 tractor many people praising the tractors reliability versatility... We have a 6400 and a 6420 headed to the sale now pump seals, lines... 2500+Lb bulk totes with rear weight, we can move a 66 bag pallet soybeans! Before rerunning the tractor is chattering, inspect both the pressure plate and flywheel for any damage or.. Before you can start reaping the benefits of ownership, you john deere 6400 problems to a... ( 4x4 ) farm tractor there could be a problem with the John Deere complain... Wire to more serious problems like a loose wire to more serious problems like a faulty injector pump have.. Gear boxes 4 cylinder turbocharged diesel engine that produces 95 horsepower ) farm tractor number! Complications, and look for rusty or burnt spots or anything that looks or...

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