Evinrude E-TEC 40 Troubleshooting
| Engine Model: Evinrude E-TEC 40 Hp |
| Engine Type: 2-stroke 2-cylinder gasoline outboard engine |
| Total Displacement: 52.7 cu.in (0.87 L) |
| Rated Engine Power: 40 Hp (29 kW) at 5500 rpm |
| Fuel System: Direct fuel injection |
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| Engine will not start or hard to start |
Empty fuel tank - Fill fuel up.
Wrong fuel grade - Use quality gasoline.
Air in fuel tank - Bleed fuel tank.
Spark plug wire is disconnected or loose - Inspect the spark plug wire connection, replace or repair.
Spark plug is defective - Change spark plug.
Fuel filter is dirty - Replace fuel filter.
Fuel lines are clogged - Clean fuel lines.
Fuel pressure is low - Inspect fuel system for leaks or inspect low pressure fuel pump.
Air pressure is low - Check air system components.
Bad harness connections - Inspect harness connections.
Ignition system failure - Check ignition system components and change if necessary.
Faulty fuel feed pump - Replace fuel feed pump.
Clogged or worn fuel injector - Clean or replace if necessary.
ECM is faulty - Install new ECM.
Worn or defective reed valve - Install new reed valve.
| Engine starts and stalls suddenly |
Defective spark plug - Change spark plug.
Damaged ignition coil - Ignition coil must be replaced.
Pulse pump failure - Install new fuel pump.
Fuel system is dirty - Fuel system need to be cleaned.
Dirty fuel filter - Change fuel filter.
Defective ignition - Test ignition and replace failed parts.
Spark plug is faulty - Change spark plug.
Fuel pump is clogged or faulty - Service or replace fuel pump.
Low air pressure - Normalize air pressure.
Dirty fuel lines - Clean fuel lines.
Fuel filter is plugged - Install new filter.
Direct injector is damaged - Replace as required.
Engine overloaded - Reduce load.
Improper ignition timing - Adjust ignition timing correctly.
Thermostat is faulty - Change thermostat.
Water pump failure - Replace water pump.
Propeller pitch or diameter incorrect - Install correct propeller.
Damaged or improper size of propeller - Replace propeller.
Outboard engine is mounted too high or too low - Position the engine correctly.
Low octane gasoline - Use proper gasoline.
Engine is under excessive load - Load reducing required.
Too low idle RPM - Test and adjust.
Clogged or damaged fuel pump - Inspect fuel pump and change as required.
Crankshaft or main bearings are worn out - Worn parts replacement required.
Worn piston rings or cylinder bore - Replace faulty components.
Fuel pump is clogged or faulty - Clean or install new fuel pump.
Ignition system is defective - Check ignition and replace faulty components.
Damaged powerhead parts - Replace defective parts.
Fuel pressure is low - Inspect fuel system for leaks or inspect low pressure fuel pump.
Low air pressure - Normalize air pressure.
Bad compression - Correct it.
Fuel delivery problem - Check fuel system.
Fuel regulator is leaking - Leak must be repaired.
Fuel filter is plugged - Fuel filter needs changing.
Dirty or faulty fuel injector - Replace or clean as required.
Manifold fuel leak - Leak must be repaired.
Propeller selection improperly - Check the propeller size.
Damaged or improper size of propeller - Have propeller repaired or replaced.
Motor mounted at incorrect height on transom - Check the outboard motor mounting height.
Incorrect trim angle - Make the correct trim angle adjustment.
| Excessive fuel consumption |
Spark plug is loose or faulty - Re-tighten or change the spark plug.
Piston, sleeve, or rings are damaged - Change defective parts.
Engine overloaded - Reduce engine load.
Fuel injectors are defective or dirty - Test fuel injectors and change if necessary.
Propeller bent or damaged - Replace propeller.
Propeller shaft malfunction - Have propeller shaft replaced.
Weeds wraped around propeller - Remove weeds from propeller.
Motor mounting bolt is loose - Tighten the bolt as required.
Damaged or loose steering pivot - Tighten correctly or replace.
Damaged or improper size of propeller - Have propeller repaired or replaced.
Damaged propeller shaft - Replace propeller shaft.
Weeds clogs the propeller - Remove weeds from propeller.
Motor mounting bolt is loose - Tighten the bolt as required.
| Trim motor is running but trim system cannot move up or down |
Lack of oil - Checking oil level and add if necessary.
Pump assembly faulty - Check pump and replace if necessary.
Manual shut-off valve leaks - Close the valve or change it.
Faulty pump driveshaft or motor - Replace defective component.
| Trim does not fully up or down |
Defective pump assembly - Replace pump.
Tilt ram piston ball is in wrong position - Service or repair.
Worn tilt ram piston O-ring - Install new O-ring.
Oil insufficient - Check and refill oil.
Lower check valve is not properly secured in port side trim ram - Secure valve properly.
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| Outboard Engines Technical Specifications |
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