Deutz TD2011L04i Troubleshooting
| Engine Model: Deutz TD2011L04i |
| Engine Type: 4-stroke in-line 4-cylinder turbocharged oil-cooled diesel |
| Total Displacement: 221 cu.in (3.62 L) |
| Rated Engine Power: 75 Hp (56 kW) at 2600 rpm |
| Fuel System Type: Direct injection |
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| Diesel hard to start or doesn't start |
Clogged fuel filter - Install new filter element.
Air in fuel system - Bleed fuel system.
Faulty fuel injection nozzles - Test injection nozzles and change if necessary.
Damaged fuel injection pump - Change pump or rebuild it.
Valve timing is wrong - Correct or change timing gear.
Fuel pipes are dirty - Service fuel pipes.
Injection timing is incorrect - Set the injection timing correctly.
Cylinder or piston rings are worn - Change faulty components.
| Engine starts but stops suddenly |
Clogged fuel filter - Service the filter.
Damaged fuel injection pump - Replace or repair injection pump.
Dirty air filter - Service or replace the air filter.
Unadjusted nozzle opening pressure - Adjust as recommended.
| Engine stalls after running |
Incorrect adjustment of fuel injection pump timing - Set the fuel pump timing correctly.
Fuel filter plugged - Replace filter element.
Engine not warmed up - Normalize the temperature by warming up the engine.
Injection nozzles are stuck or clogged - Repair or replace injection nozzles.
Incorrect low idle speed adjustment - Normalize low idle speed.
Improper valve clearance - Check and adjust as required.
Fuel injection pump is defective - Repair or change injection pump.
Dirty or damaged injection nozzles - Change fuel injection nozzles.
Restricted fuel hoses or lines - Service fuel hoses and lines.
Plugged air filter - Clean or replace the element.
Dirty oil cooler fins - Service and clean.
Defective cylinder head gasket - Replace the gasket as required.
Injection timing is improper - Set the injection timing correctly.
Fuel injection pump is broken - Change pump or rebuild it.
Any of moving engine parts is worn - Change or repair damaged parts.
Oil cooler fins are dirty - Clean the fins.
Damaged or worn fan belt - Replace as required.
Engine oil insufficient - Fill up the oil to required level.
Cylinder head gasket is defective - Change cylinder head gasket.
Injection timing is wrong - Use correct injection timing adjustment.
| Oil pressure is insufficient |
Oil level is low - Add oil to the engine crankcase.
Oil pump is worn or damaged - Check and replace if necessary.
Dirty oil filter - Replace or clean engine oil filter element.
Relief valve is seized or worn - Replace or service relief valve.
Excessive crankshaft bearing clearance - Inspect and replace or repair faulty components.
Crankpin bearing clearance is excessive - Inspect and replace or repair faulty parts.
| Diesel engine using too much oil |
Oil leaking: Gaskets or seals are excessively worn - Replace defective parts.
Incorrect oil viscosity - Use oil of proper viscosity.
Seized or wear piston rings - Install new piston rings.
Worn valve guides and valve stems - Need to replace the valves.
Pistons or cylinder liners are scuffed - Inspect liners and pistons, replace as necessary.
| Abnormal engine noise or knocking |
Engine is cold - Warm up engine as required.
Engine oil level low - Need to add engine oil.
Fuel injection pump timing is not adjusted - Adjust the pump as required.
Scored or worn pistons - Have pistons replaced.
Connecting rod is worn or misaligned - Alignment procedure or replacement is required.
Low battery output - Charge the battery.
Battery won’t hold charge - Service battery or change it.
Disconnected battery cables or bad terminals - Connect wires properly or change terminals.
Battery is drained or defective - Recharge or change battery.
Disconnected or incorrectly connected wires - Inspect battery wires and connect correctly.
Low battery output - Battery is drained, charge it.
Damaged starter motor - Starter should be replaced.
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