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General| Fuel Delivery System | Multi-Point Sequential Electronic Fuel Injection |
|---|---|
| Starting System | Electric |
| Gear Ratio | 2.59:1 |
| Cylinders | 4 |
| Shaft Length | L: 508 mm, X: 635 mm |
| Alternator Output | 12V 40A |
| Steering | Remote |
| Trim Method | Power Trim and Tilt |
| Exhaust | Through Prop Hub Exhaust |
| Engine Type | 4-stroke, DOHC, 16-valve |
| Displacement | 2044 cc |
| Bore x Stroke | 86 x 88 mm |
| Maximum Output | 115 hp |
| Full Throttle RPM Range | 5000 - 6000 RPM |
| Recommended Fuel | Unleaded Gasoline RON 91 |
| Recommended Engine Oil | SAE 10W-40 |
Explains the meaning of signal words and provides safety guidance.
Lists general safety and service precautions.
Explains how to locate model, pre-fix, and serial numbers.
Recommends fuel type and engine oil specifications.
Describes the critical first 10 hours of operation for new or rebuilt motors.
Discusses propeller selection and its impact on engine speed and performance.
Lists detailed specifications for DF90T and DF115T models.
Lists service data for the powerhead, including compression and oil pressure.
Lists recommended intervals for periodic service work.
Provides a chart detailing service items and intervals.
Describes servicing procedures for periodic maintenance requirements.
Details the procedure for checking engine oil level.
Describes the procedures for changing engine oil and oil filter.
Details the procedure for changing gear oil.
Outlines points requiring lubrication and the type of grease to use.
Covers inspection, gap measurement, and replacement of spark plugs.
Explains the importance of tappet clearance and how to check it.
Details the process of adjusting tappet clearance by replacing shim discs.
Provides a chart for selecting the correct tappet shim size.
Covers inspection and adjustment of idle speed.
Details the inspection procedure for ignition timing.
Covers inspection and replacement of breather and fuel lines.
Details inspection and replacement intervals for the low-pressure fuel filter.
Recommends replacement intervals for the high-pressure fuel filter.
Covers inspection and replacement of the water pump and impeller.
Details inspection and replacement of anodes and bonding wires.
Provides safety precautions and recommendations for battery handling and connection.
Lists bolts and nuts that require inspection and tightening to specified torque.
Details oil pressure specifications and potential causes for low or high pressure.
Provides standard compression pressure values and potential causes for low compression.
Explains the structure of the integrated engine control system.
Details the system structure with inputs, controls, and outputs.
Provides a second diagram illustrating the system structure.
Shows the electrical wiring diagram for engine control.
Lists and describes the function of components within the system control.
Illustrates the ECM connector and its terminal layout.
Describes the CKP and CMP sensors and their function.
Explains the function and location of the cylinder temperature sensor.
Describes the exhaust manifold temperature sensor.
Details the function and location of the IAT sensor.
Explains the MAP sensor's function and installation.
Describes the CTP switch and its role in control modes.
Explains how the ECM handles sensor failures by assuming pre-programmed values.
Alerts the operator to abnormalities via CHECK ENGINE lamp and buzzer.
Provides troubleshooting charts for various self-diagnostic codes.
Explains the battery charging system circuit.
Describes how to inspect and replace fuses.
Provides procedures for removing and installing electrical components.
Covers the starting circuit and its components.
Provides a flowchart for troubleshooting starting system issues.
Covers inspection procedures for the ignition switch and starter motor relay.
Covers the removal and installation of the starter motor.
Details the disassembly process for the starter motor.
Covers inspection and servicing of armature, commutator, brushes, and brush holder.
Describes tests for starter motor performance, including coil and return tests.
Covers inspection of monitor lamps and connections.
Lists essential safety precautions when working with gasoline.
Describes the procedure to relieve fuel pressure before servicing.
Covers removal, installation, and routing of fuel lines.
Details how to check for fuel leakage after service.
Details the procedure for inspecting fuel pressure.
Covers removal, installation, disassembly, inspection, and assembly of the fuel vapor separator and pump.
Details inspection, removal, and installation of the fuel injectors.
Covers removal, installation, disassembly, and inspection of the low-pressure fuel pump.
Details the removal and installation of the intake manifold assembly.
Covers the removal of the power unit.
Details removal, inspection, and installation of the oil pump.
Covers removal, inspection, and installation of the timing chain and tensioner.
Details removal, installation, disassembly, inspection, and reassembly of the cylinder head.
Covers disassembly, inspection, and reassembly of cylinder, crankshaft, and piston components.
Details removal, inspection, operation, and installation of the thermostat.
Covers the removal and installation of the engine side cover.
Details removal, inspection, and assembly of the driveshaft housing and oil pan.
Covers removal, inspection, and reassembly of these steering and mounting components.
Details removal, inspection, and installation of the water pressure valve.
Details procedures for checking oil level and air bleeding.
Covers removal and disassembly of the PTT unit.
Details PTT motor removal, disassembly, inspection, and assembly.
Describes the installation procedure for the PTT motor.
Covers the installation of various PTT unit components.
Explains methods to test PTT motor relays.
Details testing continuity of the PTT switch at different positions.
Explains the operation of the power trim and tilt system.
Details the principles of operation for the trim/tilt UP and DOWN circuits.
Details the steps for removing and disassembling the lower unit.
Covers the removal and installation procedure for the pinion bearing.
Details inspection of propeller, gearcase, and bearings.
Covers inspection of gears and engaging dogs.
Details inspection of propeller shaft components.
Covers inspection of the propeller shaft bearing housing.
Outlines inspection of shift rod guide housing and related parts.
Covers inspection of the water pump and related items.
Details inspection and replacement of the driveshaft oil seal housing.
Covers inspection of the driveshaft and its bearing.
Details the assembly and installation of lower unit components.
Explains how to adjust the trim tab for steering.
Details shimming and adjustment procedures for lower unit gears.
Provides the wiring diagram for DF90T/DF115T models.
Illustrates the routing of wires on the engine and related components.
Details the routing of fuel and water hoses.
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