International D179 Troubleshooting
| Engine Model: International D179 |
| Engine Type: 4-cycle inline 3-cylinder direct injection liquid-cooled diesel |
| Total Displacement: 179 cu.in (2.9 L) |
| Rated Engine Power: 40-55 Hp (30-41 kW) at 2400 rpm |
| Aspiration Type: Naturally aspirated |
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| Engine hard to start or won't start |
Fuel filter element is dirty - Clean the filter element.
Air in fuel tank - Bleed fuel tank.
Clogged or defective injection nozzles - Clean or change injection nozzles.
Fuel injection pump malfunctioning - Rebuild or change fuel pump.
Improper valve timing - Use correct valve timing adjustment.
Dirty fuel pipes - Service or change fuel pipes.
Wrong injection timing - Adjust injection timing as required.
Worn piston rings and cylinder - Replace defective components.
| Diesel starts and stalls immediately |
Fuel filter element is dirty - Replace filter element.
Faulty fuel injection pump - Install a new fuel pump or repair.
Clogged air cleaner - Change air filter element.
Nozzle opening pressure is improper - Adjust as recommended.
| Engine shuts off while running |
Fuel injection timing is not adjusted - Adjust according to specifications.
Dirty fuel filter - Filter maintenance required.
Engine is not fully warmed up - Warm up to required temperature.
Injection nozzles sticking or clogged - Repair or replace injection nozzles.
| Engine shuts off while idling |
Low idle speed adjustment is incorrect - Correct low idle adjustment.
Improper valve clearance - Correct valve clearance.
Defective fuel injection pump - Install a new fuel pump or repair.
Dirty or faulty injection nozzles - Service or change injection nozzles.
Dirt in the fuel lines or hoses - Fuel hoses and lines must be clean.
Dirty air cleaner - Service air cleaner.
Cylinder head gasket is worn - Replace the gasket as required.
Unadjusted injection timing - Set the injection timing correctly.
Fuel injection pump malfunctioning - Repair or change injection pump.
Any of moving engine parts is worn - Repair or replace defective parts.
Clogged radiator fins or damaged radiator cap - Install new cap or clean radiator.
Lack of engine coolant - Fill the cooling system and check components for leaks or other faults.
Damaged or worn fan belt - Replace as required.
Insufficient engine oil - Fill the crankcase with engine oil.
Cylinder-head gasket is broken - Change cylinder head gasket.
Injection timing is improper - Check injection timing adjustment.
| Insufficient oil pressure |
Engine oil level low - Fill up the engine oil.
Oil pump is defective - Remove and inspect oil pump.
Engine oil filter is plugged - Service or replace engine oil filter.
Stuck or worn relief valve - Change or service relief valve.
Clearance of crankshaft bearing is excessive - Test and replace or repair worn components.
Excessive oil clearance of crankpin bearing - Check and replace or repair defective parts.
Oil leaking: Gaskets or seals may be damaged - Install new components.
Improper oil viscosity - Use correct viscosity oil.
Piston rings are stuck or broken - Have piston rings replaced.
Valve stems and guides are worn - Valves replacement required.
Pistons or cylinder liners are scored - Inspect liners and pistons, replace as necessary.
Engine has not warmed up to the recommended temperature - Engine is not warmed up to the required temperature.
Insufficient engine oil - Checking oil level and add if necessary.
Improper fuel injection timing - Adjust fuel injection pump as required.
Worn or scored pistons - Pistons replacement required.
Connecting rod is worn or misaligned - Align or change connecting rod.
| Starter motor cranks slow |
Battery capacity is low - Battery is drained, charge it.
Battery will not hold charge - Service or replace the battery.
Disconnected wires or corroded battery terminals - Check wiring and clean or replace terminals.
Battery is discharged or defective - Recharge or replace battery.
Battery wiring is disconnected or improperly connected - Inspect wiring and connect as required.
Low battery voltage - Battery is drained, charge it.
Faulty starter motor - Repair or replace starter.
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