What to do if there is insufficient fuel supply to fuel injection pump in Yanmar 4TNV94L?
If there's insufficient fuel supply to the fuel injection pump in your Yanmar Engine, check the fuel tank cock, fuel filter, fuel pipe, and fuel feed pump.
What to do if water enters fuel system in Yanmar 4TNV94L?
If water has entered the fuel system in your Yanmar Engine, drain it from the fuel filter.
How to increase lubricating oil level in Yanmar 4TNV94L Engine?
If the lubricating oil level is insufficient in your Yanmar Engine, add the proper lubricating oil.
What to do if lubricating oil filter is clogged in Yanmar Engine?
If the lubricating oil filter in your Yanmar Engine is clogged, clean or replace it.
What to do if there is leakage from lubricating oil piping system in Yanmar 4TNV94L Engine?
If there's leakage from the lubricating oil piping system in your Yanmar Engine, repair it.
How to fix defective pressure regulating valve in Yanmar 4TNV94L?
If the pressure regulating valve is defective in your Yanmar Engine, clean, adjust, or replace it.
What to do if fuel pipe is clogged or cracked in Yanmar 4TNV94L?
If the fuel pipe is clogged or cracked in your Yanmar Engine, clean or replace it.
Why is there insufficient cooling effect of radiator in Yanmar 4TNV94L?
If there is insufficient cooling effect of radiator in your Yanmar Engine, it may be due to a defective thermostat (kept opened) or a slipping fan belt.
Why is there excessive cooling effect of radiator in Yanmar 4TNV94L?
If there is an excessive cooling effect of the radiator in your Yanmar Engine, it may be due to a defective thermostat (kept closed).
General| Engine Model | 4TNV94L |
|---|---|
| Number of Cylinders | 4 |
| Aspiration | Natural |
| Fuel System | Direct injection |
| Cooling System | Water-cooled |
| Bore x Stroke | 94 mm x 110 mm |
| Lubrication System | Forced lubrication |
| Starting System | Electric |
| Rotation | Counterclockwise |
| Engine Type | 4-cycle, water-cooled, direct injection diesel |
Covers component identification, specifications, torque values, abbreviations, and unit conversions.
Details procedures for engine care, maintenance schedules, and pre-servicing checks.
Covers engine specifications, disassembly, inspection, and reassembly of major components.
Explains fuel injection pump, injectors, timing, and system components.
Details procedures for servicing the engine coolant system and pump.
Covers oil pump service information, lubrication system diagrams, and engine oil pressure checks.
Provides information on turbocharger components, theory of operation, and troubleshooting.
Details starter motor information, specifications, troubleshooting, components, and service procedures.
Covers dynamo and alternator information, specifications, troubleshooting, components, and testing.
Explains electronic control systems for specific engine models and harness connections.
Covers precautions, wire resistance, battery cable resistance, and wire sizing.
Defines danger, warning, and caution signals used throughout the manual.
Lists specific hazards and precautions for engine operation and maintenance.
Details warranty coverage, owner responsibilities, and limitations.
Covers warranty for emission control systems, including coverage and exclusions.
Provides critical safety warnings and precautions for fuel system service.
Details procedures for removal, installation, and timing of the MP fuel injection pump.
Lists special torque values for fuel system components.
Explains how to determine and adjust fuel injection timing specifications.
Covers removal, testing, disassembly, and installation of fuel injectors.
Provides safety warnings for cooling system service, including scald and burn hazards.
Details the components of the engine coolant pump assembly.
Explains how to check the engine coolant system for leaks and proper pressure.
Covers removal, disassembly, cleaning, inspection, reassembly, and installation.
Highlights safety precautions for lubrication system service, including entanglement and fume hazards.
Provides engine oil pressure specifications and oil pump service details.
Details oil pump components, disassembly, cleaning, inspection, and reassembly.
Lists safety warnings and precautions for turbocharger servicing.
Addresses common turbocharger issues like excessive exhaust smoke and poor response.
Illustrates and lists the various components of the turbocharger assembly.
Outlines scheduled inspection intervals and procedures for the turbocharger.
Covers safety warnings for starter motor servicing, including entanglement and shock hazards.
Details standard and optional starter motor specifications for different engine models.
Provides a flowchart for diagnosing and resolving starter motor issues.
Illustrates and lists the components of the starter motor assembly.
Highlights safety warnings and precautions for alternator servicing.
Lists nominal output, weight, and operating parameters for alternators.
Provides a guide for diagnosing and resolving common alternator problems.
Illustrates and lists the components of the alternator assembly.
Covers warnings related to E-ECU misuse, engine speed control, and fuel injection pump replacement.
Describes the features and operation of the electronic engine control system.
Provides detailed wiring diagrams for the electronic control system harness.
Outlines essential safety precautions for electrical wiring systems.
Provides a table of metric wire sizes and their corresponding resistance values.
Lists maximum total battery cable length based on AWG and starter motor output.
Presents a chart for selecting wire sizes based on current and voltage drop.
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