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John Deere X370 Troubleshooting
The
John Deere X370 lawn tractor from Select X300 Series was manufactured between
2016 and 2025. The John Deere X370 tractor can be powered by the following
engines: Kawasaki FS600V 4-cycle V-twin cylinder OHV air-cooled gasoline engine
with a rated power of 18.5 Hp (13.8 kW) or Kawasaki FR651V 4-cycle V-twin
cylinder OHV air-cooled gasoline engine with a rated power of 21.5 Hp (16 kW).
This model is fitted with a belt-driven hydro transmission with infinite
forward and reverse gears. The John Deere X370 is equipped with a power
steering, electric PTO clutch, wet disc brakes, 15x6.00-6 front tires,
and 20x10.00-10 rear tires. The operating weight is 496 lbs (224 kg).
The tractor is compatible with а 42" mid-mount 2-blade mower deck with a
cutting height of 1.0-4.0 in (25-102 mm), 44" front-mount two-stage
snowblower with hydraulic lift system, and 44" front blade.
| Engine Troubleshooting |
| Engine starts hard or doesn't start |
| Empty fuel tank - Fill it up |
| Wrong fuel grade - Use quality gasoline |
| Dirt and debris in fuel system - Remove debris and dirt |
| Spark plug wire connection are damaged - Inspect the spark plug wire connection, replace or repair |
| Spark plug is defective - Spark plug need to be replaced |
| Plugged fuel filter - Change fuel filter |
| Brake pedal not depressed - Press the brake pedal |
| Carburetor settings incorrect - Adjusting as required |
| Engine has bad compression - Check cylinder block and change wear parts |
| Choke cable is worn or not adjusted properly - Replace cable or adjust properly |
| Plugged cooling fins - Need to wash or clean |
| Ignition system malfunction - Inspect ignition system and change failed components |
| Choke cable is faulty or stuck - Replace or clean the cable |
| Dirty air filter element - Replace or service air filter |
| Clogged or defective fuel pump - Check fuel pump and replace if necessary |
| Engine starts and stalls immediately |
| Spark plug is damaged - Change spark plug |
| Carburetor is faulty or clogged - Clean or change carburetor |
| Defective ignition coil - Install a new ignition coil |
| Valve springs are broken or bad - Replace valve springs |
| Stuck valves - Clean the valves |
| Low engine oil level - Need to add engine oil |
| Engine overloaded - Reduce engine load |
| Cooling fins are plugged - Need to clean or wash |
| Carburetor is running lean - Adjust carburetor correctly |
| Ignition timing is wrong - Adjust ignition timing as required |
| Improper valve setting - Set the valves properly |
| Stale fuel - Use proper fuel |
| Engine overload - Reduce load |
| Engine oil level is insufficient - Fill up the engine oil |
| Incorrectly set low idle speed - Correct the settings |
| Fuel pump is defective or dirty - Service or change fuel pump |
| Main bearings or crankshaft wear - Install new parts as as required |
| Excessive valve clearance - Adjustment procedure required |
| Worn cylinder bore or piston rings - Change defective parts |
| Carburetor is incorrectly adjusted or dirty - Adjust carburetor properly or service it |
| Plugged air filter - Clean or change air filter |
| Dirty or defective fuel pump - Clean or replace fuel pump |
| Defective ignition - Inspect ignition system and change failed components |
| Cylinder head gasket is worn - Replace the head gasket |
| Burned or stuck valves - Change or clean valves |
| Worn or bent push rod - Push rod needs to be changed |
| Faulty cylinder block parts - Defective components need to be replaced |
| Engine uses too much fuel |
| Choke did not open fully - Change or adjust choke cable |
| Carburetor main jet adjustment is incorrect - Adjust the carburetor main jet properly |
| Spark plug is loose or defective - Spark plug need to be replaced or tightened |
| Worn, stuck, or burned valves - Replace or clean valves |
| Sleeve, piston, or rings are damaged - Replace defective parts |
| Incorrect valve clearance - Adjust valve clearance |
| Engine oil consumption is too high |
| Worn gaskets or seals - Defective components must be replaced |
| Valve guides or stems are damaged - Valves replacement required |
| Piston rings are seized or worn - Change piston rings |
| Piston or cylinder liner is scuffed - Inspect piston and liner, replace as required |
| Plugged breather pipe or hose - Service or change |
| Hydrostatic Transmission Troubleshooting |
| Hydrostatic transmission makes excessive noise |
| Worn or unadjusted speed control linkage - Adjust or repair linkage |
| Transmission is under excessive load - The load should be reduced |
| Transmission oil is contaminated or oil level is insufficient - Fill to required level or change the transmission oil |
| Transmission components are damaged or worn - Replace or repair defective components |
| Stuck or damaged gshift linkage - Replace or repair the linkage |
| Hydrostatic pump is defective or blocked - Repair or replace pump |
| Transmission shift control components are defective or misadjusted - Change or adjust correctly |
| Insufficient transmission fluid - Need to add transmission fluid |
| Damaged or worn drive pulley - Change pulley |
| Faulty or unadjusted shifting linkage - Adjust correctly or replace linkage |
| Speed control pedal linkage is bent or not adjusted - Adjust or replace linkage |
| Worn transmission seals or gaskets - Seals and gaskets need to be replaced |
| Final drive shaft leakage - Install new shaft seals |
| Transmission housing is cracked - Replace damage housing or transmission assembly |
| Mower Deck Troubleshooting |
| Mower vibration is excessive |
| Drive pulley of mower deck is damaged or dirty - Replace or clean pulley |
| Drive belt is loose or defective - Adjust belt tension or replace belt |
| Mower blades are warped or not balanced - Balance blades or replace it |
| Loose blade mounting bolts - Bolts should be tightened |
| Discharge chute is constantly plugged |
| Fast mowing speed - Need to slow down |
| Long grass - Adjust mower to lower cutting height |
| Low engine speeds - Open choke fully |
| Mower deck set to low cutting - Use correct cutting height |
| Improper drive belt installation - Reinstall drive belt properly |
| Clogged mower deck - Inspect and clean cutting deck |
| Blades are too dull - Need to sharpen the blades |
| Blades are defective or worn - Replace the blades |
| Fast ground speed - Operate at slower speed |
| Low cutting height - Change cutting height adjustment |
| Filled bagger - Empty the bagger |
| Lawn is not level or bumpy - Level the lawn |
| Cutting height is too low - Use correct cutting height |
| High mowing speed - Use a lower speed |
| Deck is not leveled correctly - Deck should be adjusted correctly |
| Damaged or bent blades - Blades must be changed |
| Low tire inflation - Check and inflate the tires |
| Incorrect tire pressure - Check and inflate the tires |
| Improper mower deck level - Adjust the level of mower deck correctly |
| Excessive blade dullness - Blades need to be sharpened |
| Worn or defective blades - Blades need to be replaced |
| Discharge area is clogged - Need to clean the mower deck |
| Broken mower deck shell - Replace or repair the deck |
| Mower spindle is loose or defective - Install new spindle or repair it |
| Electrical Troubleshooting |
| Battery won’t charge |
| Loose or corroded electrical wiring connections - Clean or tighten connections |
| Battery terminal clamps are defective - Terminal clamps need to be replaced |
| Battery faulty cell - Replace the battery |
| Battery voltage is low - Recharge the battery |
| Battery won’t hold charge - Service or change the battery |
| Bad terminals or disconnected battery cables - Connect wires properly or change terminals |
| Battery is discharged or worn - Change or recharge battery |
| Wiring is improperly connected or disconnected - Check wiring and connect properly |
| Low battery capacity - Battery is drained, charge it |
| Incorrectly gapped or worn spark plug - Clean and gap or replace |
| Solenoid or starter motor failure - Starter/solenoid should be replaced |
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| Lawn and Garden Tractors Technical Specs |
