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John Deere X354 Troubleshooting
The
John Deere X354 lawn tractor from Select X300 Series was manufactured between
2016 and 2025. The John Deere X354 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 X354 is equipped with a manual four-wheel steering,
electric PTO clutch, wet disc brakes, 15x6.00-6 front tires, and
20x10.00-10 rear tires. The operating weight is 549 lbs (249 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 manual lift system, and 44" front blade.
| Engine Troubleshooting |
| Engine will not start or starts up hard |
| Fuel tank is empty - Fill fuel up |
| Wrong fuel grade - Use correct fuel grade |
| Fuel system clogged - Repair or replace |
| Spark plug wire is loose or disconnected - Check the spark plug wire connection, repair or replace |
| Defective spark plug - Replace spark plug |
| Clogged fuel filter - Install new filter |
| Brake pedal not depressed - Press the brake pedal |
| Carburetor is clogged - Clean the carburetor |
| Engine has low compression - Check cylinder block and replace defective parts |
| Damaged or not adjusted choke cable - Adjust correctly or change the cable |
| Air intake screen is plugged - Clean and wash as required |
| Ignition system problems - Test ignition and replace failed parts |
| Choke cable is stuck or defective - Clean or change the cable |
| Air filter element is clogged - Replace or clean air filter |
| Dirty or damaged fuel pump - Test fuel pump and change if necessary |
| Engine starts and then shuts off |
| Defective spark plug - Change spark plug as required |
| Carburetor is dirty or defective - Clean or replace carburetor |
| Damaged ignition coil - Install a new ignition coil |
| Worn or loose valve springs - New valve springs need to be installed |
| Valves are stuck - Valves must be cleaned |
| Engine oil level is low - Add oil to the engine crankcase |
| Excessive engine load - Load reducing required |
| Air intake screen is plugged - Need to wash or clean |
| Carburetor mixture is too lean - Set the carburetor correctly |
| Ignition timing is wrong - Ignition timing needs to be set properly |
| Valve setting is wrong - Valves needs to be set correctly |
| Stale or low octane fuel - Change fuel |
| Engine overloaded - Reduce engine load |
| Engine oil level is low - Fill the crankcase with engine oil |
| Low idle speed setting is incorrect - Adjust as required |
| Fuel pump is defective or dirty - Clean or change fuel pump |
| Worn crankshaft or main bearings - Install new parts as as required |
| Incorrect valve clearance - Adjustment procedure required |
| Cylinder bore or piston rings are worn - Replace faulty components |
| Carburetor is improperly adjusted or clogged - Adjust the carburetor correctly or clean it |
| Air filter element is clogged - Clean or replace air filter |
| Dirty or faulty fuel pump - Test fuel pump and change if necessary |
| Ignition system problems - Test ignition and replace failed parts |
| Damaged cylinder-head gasket - Cylinder-head gasket replacement required |
| Burned or stuck valves - Service or replace valves |
| Worn or damaged push rod - Install a new push rod |
| Faulty cylinder block parts - Change defective components |
| Excessive fuel consumption |
| Insufficient choke opening - Inspect choke cable and adjust as required |
| Incorrect carburetor main jet adjustment - Adjust it correctly |
| Loose or defective spark plug - Tighten or replace spark plug |
| Valves are worn, stuck, or burned - Service or change valves |
| Worn rings, piston, or sleeve - Replace defective components |
| Valve clearance is not correct - Adjust valve clearance |
| High engine oil consumption |
| Gaskets or seals may be damaged - Replace defective parts |
| Damaged valve stems or valve guides - Install new valves |
| Piston rings are seized or worn - Change piston rings |
| Worn piston or cylinder liner - Inspect liner and piston, change as necessary |
| Breather pipe or hose is clogged - Replace or clean |
| Hydrostatic Transmission Troubleshooting |
| HST transmission is excessively noisy |
| Speed control linkage is worn or unadjusted - Adjust or change linkage |
| Excessive loading - Load needs to be reduced |
| Transmission oil is contaminated or oil level is insufficient - Add oil to proper level or pour fresh transmission oil |
| Transmission components are damaged or worn - Replace or repair defective components |
| Shift linkage is stuck or worn - Clean or replace linkage |
| Hydrostatic pump is defective or blocked - Change or repair pump |
| Worn or misadjusted transmission shift control parts - Change or adjust correctly |
| Low oil level - Add oil to the transmission housing |
| Worn or faulty drive pulley - Change pulley |
| Unadjusted or broken shift linkage - Replace or adjust linkage |
| Speed control pedal linkage is bent or not adjusted - Adjust or change linkage |
| Worn transmission seals or gaskets - Replace seals or gaskets |
| Final drive shaft leaks - Change shaft seals |
| Cracked transmission case - Install a new transmission case |
| Mower Deck Troubleshooting |
| Mower vibration is excessive |
| Damaged or clogged mower drive pulley - Change or clean pulley |
| Drive belt is loose or defective - Belt needs to be adjusted or replaced |
| Warped or not balanced mower blades - Change or balance blades |
| Blade bolts are not tightened well - Tighten it fast |
| Discharge chute is regularly plugged |
| Fast ground speed - Use a slower speed |
| Grass is too long - Use a lower cutting height |
| Low engine speeds - Adjust choke to full opening |
| Low cutting height - Need to set high cutting height |
| Incorrect mower drive belt installation - Reinstall drive belt properly |
| Deck is plugged with grass - Clean out the mower deck |
| Blades are not sharp - Blades need to be sharpened |
| Blades are worn or damaged - Replace the blades |
| Fast ground speed - Use a slower speed |
| Mower deck set to low cutting - Need to set high cutting height |
| Grass bag is overfilled - Grass bag must be empty |
| Blades are scalping the grass |
| Lawn is uneven or bumpy - Roll or level the lawn |
| Low cutting height - Need to set high cutting height |
| Ground speed is too fast - Select a lower speed |
| Incorrectly leveled mower deck - Deck needs to be adjusted properly |
| Blades are worn or bent - Blades need to be replaced |
| Tires are not properly inflated - Check and inflate the tires |
| Incorrect tire pressure - Inflate tires as required |
| Incorrect level of mower deck - Deck needs to be adjusted properly |
| Excessive blade dullness - Blades need to be sharpened |
| Blades are worn or damaged - Change the blades |
| Clogged mower deck - Inspect and clean cutting deck |
| Deck housing is damaged - Rebuild or replace mower deck |
| Bent or loose mower spindle - Replace or repair the spindle |
| Electrical Troubleshooting |
| Battery cannot be charged |
| Corroded or loose wire connections - Clean or tighten connections |
| Battery terminal connectors are defective - Terminal connectors need to be changed |
| Battery faulty cell - Replace the battery |
| Low battery output - Recharge the battery |
| Battery does not hold charge - Battery needs to be serviced or replaced |
| Bad terminals or disconnected battery cables - Check battery wires and service or replace terminals |
| Battery is low or faulty - Recharge or change battery |
| Battery wires are disconnected or incorrectly connected - Check wires and connect correctly |
| Low battery voltage - Battery needs to be recharged |
| Spark plug gapped improperly or faulty - Replace or clean and gap |
| Defective solenoid or starter motor - Repair starter or replace solenoid |
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| Lawn and Garden Tractors Technical Specs |
