Home / Farm Tractors / John Deere Tractors / JD 6110

John Deere 6110 Troubleshooting

The John Deere 6110 is a 2-wheel drive or 4-wheel drive utility tractor from 6000 Ten series. This model was manufactured between 1999 and 2002. The John Deere 6110 tractor is powered by 276 cu.in (4.5L) John Deere 4045TL 4-cylinder direct injection turbocharged diesel engine. The engine has a cylinder bore of 4.19" (106 mm), piston stroke of 5.00" (127 mm), maximum power of 84 hp (62.6 kW), and 345.8 Nm (255 lb-ft) of peak torque at 1100 rpm.

The John Deere 6110 is fitted with 2 types of transmission. 1st type: SyncroPlus fully synchronized transmission with 12 forward and 4 reverse gears. 2nd type: SyncroPlus Power Reverser 4-speed powershift transmission with 16 forward and 16 reverse gears. The maximum forward speed - 18.6 mph (29.9 kph), max reverse speed - 18.6 mph (29.9 kph). The closed center hydraulic system used a variable displacement axial piston pump with a rated fluid flow of 25.4 gpm (96.1 lpm). The hydraulic pressure is 200 bar (2900 psi).

The John Deere 6110 is equipped with a power steering system, differential hydraulic wet disc brakes, 7.50-18 (2WD) or 12.4-24 (4WD) front tires, and 16.9-30 rear tires. The wheelbase is 94.5" (2400 mm). Compatible attachments for the tractor: John Deere 620 front-end loader with lift capacity to full height of 2707 lbs (1227 kg), John Deere 640 front-end loader with lift capacity to full height of 2970 lbs (1347 kg), or John Deere 640SL front-end loader with lift capacity to full height of 3243 lbs (1471 kg).

Engine Troubleshooting
Engine won't start or hard to start
Plugged fuel filter - Change filter element
No fuel supply from the tank - Open the fuel supply valve
Air trapped in fuel system - Bleed air
Clogged fuel injectors - Check fuel injectors and replace if required
Fuel injection pump is defective - Replace or rebuild injection pump
Bad engine compression - Check cylinder block and change worn components
Engine shuts off unexpectedly while running
Engine is cold - Engine is not warmed up to the required temperature
Fuel-line is leaking air - Retighten clamps, replace defective pipes
Improper fuel injection - Fuel injection settings required
Fuel filter is clogged - Install new filter element
Clogged or damaged injectors - Test fuel injectors and change if necessary
Diesel starts but suddenly stops
Incorrectly set fuel injection pump timing - Fuel injection pump timing adjustment needs to be corrected
Dirty fuel filter element - Clean or replace the filter
Fuel injector nozzles are defective or dirty - Check and change nozzles as required
Fuel injection pump is not operating properly - Rebuild or change fuel pump
Air cleaner is clogged - Install new cleaner element or replace it
Engine stops at idle
Too low idle RPM - Correct low idle adjustment
Fuel injection pump is defective - Repair or change injection pump
Fuel injector nozzles are dirty or defective - Test injector nozzles and replace as required
Excessive valve clearance - Correct valve clearance
Engine overheated
Low coolant level - Fill cooling system to proper level. Check for leaks or other malfunctions
Cooling system parts are defective or system is clogged - Replace faulty parts or flush the cooling system
Engine oil level low - Fill up the engine oil
Fan belt is defective or belt tension is not adjusted - Adjust belt tension correctly or change it
Defective thermostat - Test thermostat opening temperature, replace as required
Diesel engine is losing power
Fuel injectors are clogged or faulty - Test fuel injectors and change if necessary
Fuel injection pressure is wrong - Correct the pressure settings
Clogged air filter element - Service or replace the air filter
Dirty oil filter element - Change or clean engine oil filter element
Engine overloaded - Change to lower gear or reduce load
Valve clearance is not correct - Correct valve clearance
Low idle speed setting is incorrect - Correct low idle settings
Dirty fuel hoses or pipes - Fuel pipes and hoses need to be cleaned
Low engine compression: Valves are damaged or leaking - Install new valves
Engine knocking or noise
Unadjusted fuel injection pump timing - Correct injection timing
Fuel injector nozzles are damaged - Install new set of properly balanced nozzles
Engine oil insufficient - Need to add engine oil
Engine is not preheated - Warm up the engine
Crankshaft or main bearings are worn out - Crankshaft or bearings need to be replaced
Stuck or worn piston rings - Replace piston rings
Flywheel mounting screws are loose - Tighten the screws
Engine oil consumption is too high
External oil leaks: Worn seals or gaskets - New components need to be installed
Oil viscosity is wrong - Use oil of correct viscosity
Piston rings are stuck or broken - Replace piston rings
Damaged valve stems or valve guides - Valves must be replaced
Pistons or cylinder liners are worn - Inspect pistons and liners, fit new components as necessary

Electrical System Troubleshooting
Battery is not charging
Defective battery - Install a new battery
Battery electrical wire harness damage - Check battery wires for damage, replace or change
Battery terminals and cables are loose or corroded - Tighten or service cables and terminals
Belt wear or improper belt tension adjustment - Adjust belt tension as required or change belt
Starter cranks slow
Low battery output voltage - Charge the battery
Battery won’t hold charge - Service battery or replace it
Damaged battery wiring harness - Inspect wiring for damage, replace or repair
Corroded or loose cables and terminals - Tighten or clean terminals and cables
Starter is not cranking
Battery power is low - Battery is drained, recharge it
Discharged or faulty battery - Charge or change the battery
Starter motor is faulty - Change or repair starter
Battery cables are disconnected or incorrectly connected - Check cables and reconnect it correctly

Transmission Troubleshooting
Hard shifting
Incorrectly adjusted or damaged clutch - Adjust clutch or change if necessary
Stuck or damaged gear shift linkage - Change defective shift linkage
Damaged or worn shift forks - Shift forks need to be changed
Faulty parts in the gear shifting mechanism - Change faulty parts
Lack of transmission oil pressure
Low transmission fluid level - Fill up the transmission fluid
Transmission oil filter element is clogged (if equipped) - Replace or service transmission oil filter
Relief valve failure - Change the valve
Transmission is making noise
Cracked or worn bearings - Bearings replacement required
Oil level is insufficient - Add transmission oil as required
Dirty transmission oil - Change transmission oil
Damaged gears or improper backlash - Change damaged gears or adjust backlash properly
Shift forks are damaged or worn - Shift forks need to be replaced
Transmission fluid leakage
Gaskets or seals are defective Install new gaskets or seal
Cracked transmission case - Install a new transmission case

Hydraulics Troubleshooting
Hydraulic system is overheated
Improper hydraulic system pressure setting - Set the pressure properly
Defective or misadjusted main relief valve - Set up or change the relief valve
Hydraulic fluid is contaminated - Fill up with new hydraulic fluid
Aeration in hydraulic system - Check the pump seals, suction pipe, and fittings
Insufficient hydraulic fluid pressure
Hydraulic fluid level is low - Add fluid to the hydraulic system
Hydraulic oil filter is dirty - Service the hydraulic filter or change if required
Hydraulic pump failure - Test pump flow rate and replace pump if required
Defective or incorrect setting hydraulic control valve block - Adjust properly or change
Broken hydraulic cylinder - Check the hydraulic cylinder parts for damage or wear and replace if necessary
Hydraulic lines are leaking - Find leaks in the system and fix it
Hitch cannot be lifted or lifting is too slow
Hydraulic oil level is low - Fill the hydraulic system with oil
Hydraulic fluid is too cold - Allow fluid to warm
Hydraulic oil filter element clogging - Clean or replace the hydraulic filter
Hydraulic pump is defective - Check the pump capacity and replace pump if required
Main relief valve failure or incorrect setting - Replace or set up the relief valve
Hydraulic control valve is not set properly or defective - Set properly or replace
Hydraulic cylinder is not working - Check cylinder components for wear or damage and change if necessary
Suction pipe is broken or loose - Tighten the pipe or replace it
3-point hitch won't drop or drops slowly
Hydraulic spool valve block is not set properly or defective - Change or set correctly
Faulty hydraulic cylinder - Inspect the hydraulic cylinder parts for damage or wear and replace if required
Hitch rock shaft is worn Install a new shaft
The hitch is defective if there is internal mechanical damage - Change faulty or worn hitch parts
3-point hitch lifting or lowering is jerky
Air enters in hydraulic system - Check the pump seals, suction line, and fittings
Hydraulic oil is contaminated - Fill up with fresh hydraulic oil
Hydraulic pump is faulty - Check pump capacity and change if necessary
Defective or incorrect setting hydraulic spool valve block - Replace or adjust properly
Hydraulic cylinder malfunction - Check cylinder components for wear or damage and change if necessary

Steering System Troubleshooting
Heavy steering
Steering column is defective or improperly assembled - Change steering column or assemble properly
Air trapped in the steering system - Need to bleed air
Incorrect toe-in adjustment - Check and adjust toe-in
Tire pressure is low - Tires need to be inflated
Steering pump stopped working - Steering pump needs to be repaired or replaced
Hydrostatic steering unit is worn or defective - Change or repair steering unit if required
Insufficient steering fluid - Fill up the steering fluid
Steering system oil leakage - Tighten the steering hose and pipe joints
Excessive steering wheel free play
Steering column shaft or coupling has maximum wear - Change defective component
Worn or damaged hydrostatic steering unit - Replace or repair steering unit as required
Defective hydraulic steering pump - Repair or replace steering pump
Steering linkage or tie-rod ends are worn - Replace failed part
Front wheels wander to right or left
Tire pressure is improper - Inflate the tires properly
Improper toe-in adjustment - Adjust toe-in properly
Steering linkage or tie-rod ends are defective - Change failed part
Hydrostatic steering unit has wear or malfunction - Repair or replace the steering unit
Defective steering cylinder - Replace or repair hydraulic steering cylinder
Front hub bearings are worn or incorrectly adjusted - Adjust correctly or replace bearings




Farm Tractors Technical Specifications
JD 1026R JD 3650 JD 6400 JD 7810
FORD 1320 FORD 2810 FORD 3930 FORD 5600
MF 250 MF 690 MF 3060 MF 6180
NH TC48DA NH M100 NH T7550 NH 8560
CASE IH 495 CASE IH 1255XL CASE IH 2140 CASE IH 2294