________________________________________________________________________________

John Deere 4052M Engine Troubleshooting

John Deere 4052M Engine Troubleshooting

Diesel hard to start or doesn't start: Fuel filter element is clogged. Change filter element. Air in fuel system. Bleed fuel system. Defective or clogged injection nozzle. If necessary, replace with a new nozzle. Fuel injection pump is damaged. Repair or install a new fuel pump.

Engine stops suddenly during operation: Fuel injection pump timing is wrong. Check the fuel injection pump timing adjustment. Fuel filter element is dirty. Service the filter. Engine not warmed up. Warm up engine as required.

Engine starts but stops suddenly: Fuel filter plugged. Change filter element. Fuel injection pump is broken. Replace or repair injection pump. Air filter element clogged. Carry out maintenance on air filter.

Engine is overheated: Defective radiator cap or clogged radiator core. Change cap or clean radiator. Insufficient coolant. Top up coolant fluid and check system for leaks. Excessive wear of the fan belt. Install new fan belt. Not enough engine oil. Check and refill engine oil.

Engine power is reduced: Fuel injection nozzles are damaged. Check injection nozzles and replace if required. Dirt in the fuel lines or hoses. Service fuel lines and hoses. Air filter clogged. Clean air cleaner element. Worn cylinder head gasket. Replace the gasket as required.

Abnormal engine knocking or noise: Engine has not warmed up to the recommended temperature. Normalize the temperature by warming up the engine. Engine oil insufficient. Check oil level and add oil as required. Incorrect adjustment of fuel injection pump timing. Adjust according to specifications. Scored or worn pistons. Replace the pistons. Connecting rod is defective or misaligned. Align or replace connecting rod.

Engine shuts off while idling: Incorrect low idle setting. Test and adjust. The valve clearance is incorrect. Check and adjust as required. Fuel injection pump failure. Repair or install new pump.

Oil pressure is insufficient: Lack of oil. Fill crankcase to proper oil level. Worn oil pump. Inspect and change as required. Oil filter element is dirty. Clean or change engine oil filter.

John Deere 4052M Transmission Troubleshooting

Transmission noises: Gears are damaged or backlash is incorrect. Replace defective gears or set backlash properly. Damaged or worn gear shift forks. Change the shift forks. Stuck or worn shaft splines. Change defective shaft. Low oil level. Fill up the transmission oil. Worn or broken bearings. Change faulty bearings. Transmission oil is dirty. Transmission oil change required.

Hard to shift gears: Rusty or worn gear shift linkage. Replace or lubricate the shift linkage. Improperly adjusted or worn clutch. Adjust clutch or replace if required. Worn or bent gear shift forks. Replace the shift forks. Gearshift mechanism is damaged. Replace or repair the mechanism.

Transmission fluid pressure is insufficient: Transmission oil level is low. Check and refill the transmission oil. Dirty transmission fluid filter element (if equipped). Clean or change transmission fluid filter. Relief valve is damaged. Change relief valve.

Transmission fluid leakage: Seals or gaskets are worn. Replace worn seal or gaskets. Transmission oil level is exceeded. Correct the oil volume.

Hydrostatic Transmission Troubleshooting

HST transmission is making noise: Worn or unadjusted speed control linkage. Replace or adjust linkage. Transmission is under excessive load. Reduce loading. Insufficient oil level or contaminated oil. Add oil to the correct level or fill the transmission with fresh oil. Relief valve is damaged. Install a new valve. Damaged or worn components of hydrostatic transmission. After disassembling and inspection, change defective components.

Transmission fluid is too hot: Transmission is under excessive load. The load should be reduced. Defective or plugged cooling components. Check all cooling components and change or clean if required. Transmission fluid insufficient. Check and refill the transmission fluid. Transmission oil filter element clogging. Service or replace the transmission oil filter.

Lack of power: Insufficient transmission fluid. Need to add transmission fluid. Relief valve failure. Replace valve as required. Worn or unadjusted speed control linkage. Replace or adjust linkage.

Transmission oil leakage: Clogged oil drain line. Clean or replace drain line. Damaged gaskets or seals. Gaskets or seal replacement required. Internal transmission housing pressure is too high. Change defective components.

John Deere 4052M Hydraulic System Troubleshooting

Hydraulic system overheats: Incorrect hydraulic oil type. Use the correct type of hydraulic oil. Contaminated hydraulic oil. Change hydraulic oil. There is air in the hydraulic system. Bleed hydraulic system. Main relief valve failure. Change relief valve.

Insufficient hydraulic fluid pressure: Hydraulic fluid is insufficient. Checking hydraulic fluid level and add if necessary. Hydraulic fluid filter element is clogged. Clean the hydraulic filter element or replace if necessary. Leaking hydraulic lines. Check the system and repair leaks. Hydraulic control valve is out of adjustment. Need to make adjustment. Hydraulic pump failure. Install a new hydraulic oil pump. Broken hydraulic cylinder. Repair or replace hydraulic cylinder.

Hitch not raising or hitch raises slowly: Hydraulic pump failure. Repair or replace hydraulic oil pump. Faulty main relief valve. Install a new relief valve. Defective hydraulic control valve. Install a new valve or repair it. Hydraulic cylinder is faulty. Replace or repair hydraulic cylinder. Low hydraulic fluid level. Fill the system to proper hydraulic fluid level. Hydraulic fluid filter element is clogged. Change the hydraulic filter element or service if required. Excessive load on hitch. The load should be reduced.

Hitch fails to drop or drops slowly: Hydraulic cylinder failure. Replace or repair hydraulic cylinder. Hydraulic control valve is out of adjustment. Need to make adjustment. Worn hitch cross shaft. Replace the shaft. The hitch is not adjusted. Need to make adjustments.

3-point hitch jerks when lower or lift: Hydraulic fluid contamination. Change hydraulic fluid. Hydraulic pump is defective. Install a new hydraulic oil pump. Air in hydraulic pipes. Bleed hydraulic pipes. Hydraulic spool valve is damaged. Install a new valve or repair it. Damaged hydraulic cylinder. Repair or change hydraulic cylinder.

John Deere 4052M Steering Troubleshooting

Steering wheel has too much free-play: Steering column coupling or shaft is worn. Replace faulty component. Steering pump stopped working. Replace or repair steering pump. Steering linkage components are loose or worn. Inspect and change as required. Defective or worn power steering control unit. Repair or replace the steering unit.

Heavy steering: Air in steering system. Bleed air from system. Dirty steering filter element. Change steering filter element. Steering fluid level is low. Check fluid level and add steering fluid as required. Power steering control unit has wear or damage. Change or repair steering unit if required. Steering pump failure. Check the hydraulic steering pump and change if necessary. Pump flow control valve is stuck or worn. Replace or service control valve. Improperly assembled or defective steering column. Reassemble or change the steering column. Uneven tyre pressure. Inflate the tyres properly. Not adjusted toe-in. Adjust toe-in properly. Steering cylinder is leaking. Damaged cylinder seals or worn piston rod.

Front wheels wander to right or left: Power steering control unit is damaged or worn. Inspect and change as required. Steering cylinder failure. Repair or change hydraulic steering cylinder. Incorrect toe-in. Check and adjust toe-in. Loose or worn steering linkage parts. Change or repair steering linkage. Improperly adjusted or defective front hub bearings. Adjust correctly or change bearings. Front tires wear unevenly. Change the tires.

John Deere 4052M Electrical System Troubleshooting

Battery will not charge: Corroded or loose cable connections. Tighten or service cable connections. Battery terminal clamps are defective. Change terminal clamps. Battery is worn. Battery change required. Belt is loose or defective. Adjust belt tension or change the belt.

Starter motor turns slow: Battery capacity is low. Recharge the battery. Battery is draining quickly. Service battery or replace it. Faulty battery terminals or disconnected cables. Check battery wires and service or replace terminals.

Starter is not working: Battery is drained or worn. Change or recharge battery. Wire harness is disconnected or incorrectly connected. Check wire harness and connect as required. Battery voltage is low. Battery needs to be recharged. Starter motor failure. Starter needs to be replaced.

JOHN DEERE TRACTORS ATTACHMENTS
1023E	2025R	2210	2520	3032E
3046R	3520	4066R	4105	4200
4320	4400	4520	4600	4720
430	420	455	X300	X350
X485	X500	X590	X700	X738

JOHN DEERE TRACTORS TROUBLESHOOTING
2640	3040	3310	3650	4100
5050D	5090R	5410	6105R	7200R
E130	L111	LA110	LT155	X300R