John Deere 332D Skid Steer Troubleshooting

The John Deere 332D skid steer loader is powered by 186.3 cu.in (3.1L) JD PowerTech E 5030HT 5-cylinder turbocharged aftercooled diesel engine with a rated power of 89 hp (66.7 kW). The John Deere 332D is equipped with a two-speed hydrostatic transmission, automatic wet disc brakes, 100 HD drive chains, and 14x17.5 tires. The hydraulic system has a pump with fluid flow rate of 25 gpm (95 lpm) or 38 gpm (143 lpm). The hydraulic pressure is 3450 psi (238 bar). The skid steer loader has a rated operating capacity of 3200 lbs (1453 kg) and tipping load of 6400 lbs (2906 kg). The boom lifting force is 6600 lbs (2995 kg), and bucket breakout force is 13875 lbs (6300 kg).

Engine Troubleshooting

Engine hard to start or won't start

Air in the fuel system - Air bleeding.
Clogged fuel filter - Clean or change the filter.
Dirty or damaged injection nozzles - If necessary, replace with a new nozzle.
Water in the fuel system - Change fuel and repair fuel system.
Incorrect valve clearance - Correct valve clearance needs to be set.
Fuel injection pump is not operating properly - Rebuild or change fuel pump.

Diesel starts but stalls suddenly

Air cleaner is clogged - Clean or change.
Clogged fuel filter - Replace filter element.
Fuel injection pump has loose connections - Tighten the connections.
Defective or clogged fuel injectors - Inspect fuel injectors and change as required.
Fuel injection pump is defective - Rebuild or replace pump.

Engine shuts off suddenly while running

Low coolant temperature - Warm up engine as required.
Dirty fuel filter - Install new filter element.
Air in the fuel system - Air bleeding.
Fuel injection nozzles fault - Clean or replace injection nozzles.
Wrong setting of fuel injection pump timing - Adjust fuel injection pump as required.

Engine stops while idling

Low idle speed setting is not correct - Normalize low idle speed.
Faulty fuel injection pump - Replacement or repair required.
Defective fuel injectors - Clean or replace fuel injectors.
Improper valve clearance - Check and adjust as required.

Engine power is too low

Plugged air filter - Change or service air filter element.
Fuel injection nozzles are damaged - Replace injection nozzles.
Incorrect fuel injection pressure - Adjust to proper pressure.
Incorrect valve clearance - Adjustment procedure required.
Incorrectly adjusted low idle speed - Adjust low idling as recommended.
Restricted fuel lines or hoses - Service fuel lines and hoses.
Cylinder head gasket is defective - Cylinder-head gasket replacement required.
Piston rings are worn or damaged - Piston rings replacement required.

Engine is overheated

Not enough coolant - The cooling system needs to be refilled and checked for faults.
Engine oil insufficient - Need to add engine oil.
Damaged radiator cap or dirty radiator core - Install new cap or clean radiator.
Excessive wear of the fan belt - Replace as required.
Engine overloaded - Reduce engine load.

Insufficient oil pressure

Lack of oil - Fill the crankcase with oil.
Dirty oil filter element - Change or service engine oil filter.
Incorrect oil viscosity - Use oil of proper viscosity.
Crankshaft bearing oil clearance is incorrect - Bearing replacement required.
Oil pump failure - Remove and inspect oil pump.

Abnormal engine noise or knocking

Not enough engine oil - Checking oil level and add if necessary.
Coolant temperature is low - Warm up the engine.
Timing of fuel injection pump is incorrect - Adjust fuel injection pump as required.
Improperly adjusted low idle speed - Need to adjust idle speed.
Fuel injector fault - Replace or clean fuel injectors.
Connecting rod is not aligned or worn - Connecting rod needs to be aligned or changed.
Pistons are scored or worn - Pistons replacement required.

Drive System Troubleshooting

Drive system сan't work in either direction

Hydraulic fluid level low - Check and refill the hydraulic fluid.
Faulty drive chain - Inspect drive chain and replace defective parts.
Input drive shaft is worn - Replace or service the drive shaft.
Relief valve failure - Repair or change.
Hydraulic filter or suction line is dirty - Check, clean, or replace if required.
Worn or damaged foot or hand controls - Replace or repair.
Worn drive motor or pump - Repair or replace faulty component.

Loss of power

Clogged hydraulic oil filter - Check, clean, or change as necessary.
Faulty or opened relief valve - Close or replace relief valve.
Defective or worn transmission parts - Inspect and replace faulty parts.
Stuck input drive shaft - Change or repair faulty drive shaft.
Air in the hydraulic system - Bleed air from system.

Drive system overheating

Insufficient hydraulic fluid - Check and refill the hydraulic fluid.
Hydraulic fluid filter is dirty - Replace hydraulic filter.
Worn or damaged relief valve - Relief valve need to be replaced or repair.
Worn hydraulic motor or drive pump - Inspect and change as required.
Hydraulic oil cooler is dirty - Cooling fins should be cleaned.
Overloaded drive system - Reduce the load.

Excessive noise

Improper oil viscosity - Drain and refill with correct oil.
Air trapped in hydraulic system - Bleed air from system.
Damaged drive pump or hydraulic motor - Check and repair if required.
Worn or defective mechanical components of drive system - Inspect drive system and replace faulty components.

Hydraulics Troubleshooting

Hydraulic system overheated

Hydraulic pressure incorrectly adjusted - Correct setting is required.
Main relief valve improper adjustment or failure - Adjust the valve or replace if necessary.
Hydraulic fluid is contaminated - Change hydraulic fluid.
Hydraulic oil level is insufficient - Add oil to the hydraulic system.
Hydraulic pump is defective - Install new pump or repair it.

Lift arm fails to drop or lift

Damaged lift controls - Replace or repair.
Hydraulic pump malfunction - Repair or change pump if required.
Hydraulic control valve malfunction - Repair or replace the valve.
Hydraulic cylinder not working - Repair or install a new lift cylinder.
Low hydraulic oil level - Checking hydraulic oil level and add if necessary.

Bucket is not working

Bucket tilt controls are damaged - Replace or repair.
Hydraulic pump is broken - Install new pump or repair it.
Hydraulic control valve is defective - Replace or repair the valve.
Hydraulic bucket cylinder not working - Repair or install a new cylinder.
Insufficient hydraulic fluid - Add fluid as required.

Boom or bucket functions slowly

Hydraulic pump is worn - Check the pump capacity and replace pump if required.
Leaking hydraulic cylinder - Repair leak by replacing the seals.
Low hydraulic fluid level - Add fluid as required.
Hydraulic control valve is unadjusted or worn - Set correctly or repair.
Low hydraulic pressure - Adjust it correctly.

Lift arm or bucket is jerky

Air in the hydraulic system - Need to bleed air.
Plugged hydraulic oil filter - Change or clean oil filter.
Hydraulic oil is contaminated - Hydraulic oil change required.
Cylinder tube or rod scoring - Change damaged component.

Excessive hydraulic pump noise

Lack of oil or hydraulic leakage - Add hydraulic oil or correct system leaks.
Hydraulic filter is dirty - Clean or change the filter.
Plugged suction line - Clean suction line as required.
Air enters the pump - Bleed air.
Pump parts are damaged - Install new hydraulic pump or rebuild it.

Electrical Troubleshooting

Battery won’t charge

Loose or corroded wire connections - Tighten or clean electrical wiring connections.
Faulty battery terminal clamps - Install new terminal clamps.
Defective battery - Replace the battery.
Belt is loose or defective - Belt needs to be adjusted or changed.

Starter turning slow

Low battery capacity - Battery is drained, recharge it.
Battery won’t hold charge - Service charging system or install new battery.
Disconnected battery cables or bad terminals - Connect wires properly or change terminals.

Starter motor won't turn

Battery is drained or defective - Recharge or replace battery.
Battery wires are disconnected or incorrectly connected - Check wires and connect correctly.
Battery power is low - Recharge the battery.
Starter motor failing - Replace or repair starter.