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General| Engine code | 4Y |
|---|---|
| Cylinders | 4 |
| Valves per Cylinder | 2 |
| Compression Ratio | 8.8:1 |
| Fuel type | Petrol |
| Displacement | 2237 cc |
| Fuel System | Carburetor |
Technical specifications for the 4Y engine models (4Y-M and 4Y-E).
Illustrations showing the external view of the 4Y-M and 4Y-E engines.
Cross-sectional illustration of the engine, showing internal components.
Explanation of the manual's structure, illustration methods, and terminology.
Definitions of Warning, Caution, Note, Standard, and Limit.
List of abbreviations used in the manual with their meanings.
Precautions and general instructions for engine handling and maintenance.
Table and method for identifying bolt strength class and standard tightening torques.
Explanation of SI units and conversion rates between conventional and SI units.
Identifies causes and inspection points for when the starter motor does not respond.
Lists potential causes and checks for ignition, fuel, and compression systems.
Details inspection points for rough idling or engine stalling during idle operation.
Outlines checks for fuel, ignition, and compression related to smooth acceleration.
Covers inspection of ignition, fuel, and drivetrain for power output issues.
Identifies causes in ignition, compression, and cooling systems for engine overheating.
Provides questions and inspection areas for diagnosing high fuel consumption.
Classifies abnormal combustion noises like knocking, run-on, after-fire, and backfire.
Breaks down engine noises by cause, such as clutch operation or idling.
Explains oil loss phenomena via piston rings, valve guides, or PCV system.
Lists and illustrates Special Service Tools (SSTs) required for engine overhaul.
Details the removal, inspection, and installation of engine external components.
Components and disassembly/reassembly procedures for the cylinder head.
Components and disassembly/reassembly procedures for the timing gear system.
Components and disassembly/reassembly procedures for the cylinder block.
Procedures for adjusting V-belt, idle speed, and ignition timing.
Lists and illustrates Special Service Tools (SSTs) required for engine overhaul.
Details the removal, inspection, and installation of engine external components.
Components and disassembly/reassembly procedures for the cylinder head.
Components and disassembly/reassembly procedures for the timing gear system.
Components and disassembly/reassembly procedures for the cylinder block.
Procedures for adjusting V-belt, idle speed, and ignition timing.
Lists and illustrates Special Service Tools (SSTs) for fuel system maintenance.
Components, removal, inspection, and installation of the fuel pump.
Schematic diagram, components, inspection, and adjustment of the carburetor.
Components, removal, inspection, reassembly, and adjustment of the air governor.
Lists and illustrates Special Service Tools (SSTs) for fuel system maintenance.
Components and removal/inspection/installation of the throttle body assembly.
Components, removal, inspection, and installation of fuel injectors.
Inspection procedure for the fuel pressure regulator.
Components, removal, inspection, and installation of the fuel pump.
Removal, inspection, and installation of the intake air temperature sensor.
Components, removal, inspection, and installation of the ventilation valve.
Components, removal, inspection, and disassembly/reassembly of the water pump.
Removal, inspection, and installation of the water temperature sensor.
Lists and illustrates Special Service Tools (SSTs) for lubrication system maintenance.
Procedure for inspecting engine oil condition and measuring oil pressure.
Steps for draining engine oil and replacing the oil filter.
Components, removal, inspection, and reassembly of the oil pump and strainer.
Electrical circuit diagram of the 4Y-M ignition system.
Inspection of spark plugs, including cleaning and gap measurement.
Components, on-vehicle inspection, and removal/installation of the distributor.
Inspection of spark plugs, including cleaning and gap measurement.
Components related to the distributor system.
General information and caution regarding igniter inspection.
Lists and illustrates Special Service Tools (SSTs) for starter motor maintenance.
Components, removal, inspection, and disassembly/reassembly of the starter motor.
Lists and illustrates Special Service Tools (SSTs) for alternator maintenance.
Procedures for checking battery, V-belt, fuse, wiring, and performing a no-load test.
Electrical circuit diagram and components of the alternator.
A detailed list of Special Service Tools (SSTs) cross-referenced by section.
Technical specifications and limits for engine body components.
Table listing tightening torques for various engine components.
