Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota M125X Problems

A week ago I found out the damage on my Kubota M125X. Diesel will not turn over. Tell me please what could be the malfunction?

Fuel type is incorrect. Broken drive on fuel injection pump. Diagnose and change. Wrong fuel injection pump timing. Adjustment required.

M125X tractor malfunctions. The engine fails to develop the full power. How do I correct the situation?

Clean Air Screen. Clean Engine Cooling Fins. Engine air cleaner is clogged. Perform the service of the air cleaner.

Tell me please why engine stalling?

Airlock in fuel line. Fuel-line is leaking air - Retighten clamps, replace defective pipes.

M125X tractor issue. Transmission rough shifting. What's the reason?

Shifter forks, rods, or other transmission gear selection components damaged.

Please give me information why my steering wheel turns around without opposition? How do I act for troubleshooting?

Low hydraulic oil level in tank - Fill the tank. Possible malfunction steering hydraulic cylinder - Replace the defective part. The steering pump is defective - Install a new pump.

I acquired a Kubota M125X in april. Nowadays there is failure. Diesel not starting. Can someone help me find the cause of issue?

Starter does not work - Change or refit. Fuel line is clogged up - You should make washing and cleaning. Fuel filter is dirty - Change the filter. Wear piston rings - Must be repaired.

I have the same tractor. Recently, the steering is very hard. Explain to me what's malfunction?

Low oil index. It is required to top up the oil. Oil flows out of the system. It is necessary to eliminate a damage. Steering pump is worn out. Repair the pump. Power steering defective. Requires repair.

M125X tractor issue. Diesel is difficult to start. Help me recognize prime cause of trouble. What should I check?

Broken choke or throttle cable. Choke adjusted incorrectly. Cold start system worked incorrectly. Wear or deformation of piston rings. Defective fuel pump drive shaft. Water in fuel. Fuel too heavy at low temperature.

Kubota M125X engine breakdowns. Diesel engine hard starting sometimes. How do i fix this defect?

Restriction in fuel tank vent. Air leak on the suction side of the system. Exhaust pipe is clogged. Low voltage - Charge battery. Dirty or faulty injectors. Filter clogged. Long Idle periods.

Steering does not work on my tractor. What's a breakdown?

The air is in hydraulic system. You should draw out air. Minimum hydraulic oil level in system. Top up the oil. Steering hydraulic cylinder is damaged Check and repair.

I have the same tractor. Why motor failure to start? How do i fix it?

Valve timing is improper - Make adjustment. Bad cylinder compression. Cylinder bores are worn - Repair it. Leakage between valves and seats - Remove leakage.

Kubota M125X malfunctions. I hear a diesel knock. what is the probable breakdown?

Oil of small quantity. Add oil. Too much bearing play. Injection volume incorrectly set - Adjust settings.

I have a problem why front axle is cracking chronically when tractor run?

Teeth of gears broke. You need to install new gears. Bearings crumbled. Fit new bearings.

I own this model some years. Regularly diesel engine start is very difficult. What you need to fix?

Nozzle is clogged. You must to inspect injector. High-pressure fuel pump is damaged. Requires replacement of high-pressure fuel pump.

I get the same tractor. Answer my question what reason if locking differential is defective abruptly? How can I fix it? What should I do?

Diaphragm worn out or disks of the friction clutch are worn out. Change worn components.

I'm using Kubota M125X. Engine not working. Tell me how can I fix this?

Most likely fuel filter clogged. Otherwise high-pressure fuel pump not adjusted.

I have trouble. Motor constantly overheats. What is the fault?

Coolant level lowered. Pour liquid into radiator to recommended level. Dirty radiator core, or grille screens. Remove all trash. Excessive load - Reduce load or speed. Fan belt is damaged. Change as required.

My father has M125X tractor. Yesterday he got a strange noise in the rear axle housing. Which part is damaged?

These symptoms point to damaged bearings.

Tell me what is fault if engine excessive white smoke at idle?

If white smoke appeared from exhaust pipe you need to replace piston rings urgently. Incorrect injection timing - Adjust correctly.

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KUBOTA TRACTORS SPECIFICATIONS

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KUBOTA ENGINES DATA AND SERVICE SPECS

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KUBOTA FRONT END LOADERS

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KUBOTA TRACTORS TROUBLESHOOTING
L235 L2501 L2550 L275 L3110
L3301 L35 L3710 L3901 L4310
L5030 M4700 M5700 M6040 M6800
M8200 M8540 M9000 MX5100 MX5200