Evinrude E-TEC 150 G2 Troubleshooting
| Engine Model: Evinrude E-TEC 150 G2 |
| Engine Type: 2-stroke 6-cylinder gasoline outboard engine |
| Total Displacement: 167 cu.in (2.7 L) |
| Rated Engine Power: 150 Hp (110 kW) at 5500 rpm |
| Fuel System: Direct fuel injection |
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| Engine hard to start or doesn't start |
Gas tank is empty - Fill gasoline up.
Wrong grade of gasoline - Change fuel.
Dirty fuel system - Check and clean.
Spark plug wire is disconnected or loose - Inspect spark plug wiring connection, change or repair.
Spark plug is damaged - Spark plug need to be replaced.
Dirty fuel filter - Replace or clean fuel filter.
Fuel lines are clogged - Clean fuel system lines.
Low fuel pressure - Inspect low pressure fuel pump or inspect fuel system for leaks.
Low air pressure - Check air system components.
Bad harness connections - Inspect harness connections.
Ignition system is damaged - Check ignition components and replace if necessary.
Fuel feed pump failure - Change fuel feed pump.
Clogged or worn fuel injector - Replace or clean if necessary.
ECM is faulty - Replace ECM.
Damaged or worn fuel reed valve - Install new reed valve.
| Engine starts and stalls immediately |
Faulty spark plug - Install new spark plug.
Ignition coil is defective - Replace ignition coil as necessary.
Pulse pump is defective - Change fuel pump as required.
Restrictions in fuel system - Service fuel system.
Fuel filter is plugged - Change fuel filter.
Defective ignition - Check ignition system and replace faulty parts.
Spark plug is damaged - Change spark plug as required.
Fuel pump is faulty or clogged - Service or replace fuel pump.
Air pressure is low - Check air system components.
Fuel lines clogging - Service fuel lines.
Clogged fuel filter - Replace or clean fuel filter.
Direct injector is damaged - Replace as required.
Engine is under excessive load - Reduce the load.
Wrong ignition timing - Adjust ignition timing as required.
Thermostat failure - Thermostat need to be replaced.
Water pump is defective - Install new water pump.
Propeller pitch or diameter incorrect - Check the propeller size.
Propeller bent or damaged - Replace propeller.
Outboard motor is mounted too high or too low - Mount the motor as required.
| Abnormal engine knocking or noise |
Stale or low octane fuel - Use correct fuel.
Engine overloaded - Reduce the load.
Incorrectly set low idle speed - Adjust idle speed.
Dirty or defective fuel pump - Service or replace fuel pump.
Crankshaft or main bearings failure - Have bearings or crankshaft replaced.
Worn cylinder bore or piston rings - Replace faulty parts.
Fuel pump is dirty or defective - Check fuel pump and change if required.
Ignition system failure - Inspect ignition system and change faulty parts.
Powerhead parts are faulty - Defective parts need to be replaced.
Low fuel pressure - Inspect fuel system for leaks or inspect low pressure fuel pump.
Low air pressure - Check air system components.
Bad compression - Normalize compression.
Fuel supply problem - Check and repair.
Fuel regulator leaks - Repair leaks.
Clogged fuel filter - Replace or clean fuel filter.
Dirty or faulty fuel injector - Replace or clean if necessary.
Manifold fuel leak - Leak must be repaired.
Improper propeller diameter or pitch - Check the propeller size.
Propeller bent or damaged - Have propeller repaired or replaced.
Outboard motor mounting height is set incorrectly - Have motor adjusted to proper transom height.
Trim angle is incorrect - Adjust trim angle.
| Excessive fuel consumption |
Spark plug is loose or faulty - Spark plug need to be tightened or replaced.
Worn piston, rings, or sleeve - Replace faulty components as required.
Engine overload - Reduce load.
Clogged or defective fuel injectors - Clean or install new fuel injectors.
| Excessive engine vibration |
Propeller bent or damaged - Replace propeller.
Propeller shaft malfunction - Replace propeller shaft.
Weeds clogs the propeller - Clean the propeller.
Engine mounting bolt is not tightened - Tighten the bolt as required.
Damaged or loose steering pivot - Tighten correctly or replace.
Propeller bent or damaged - Replace propeller.
Propeller shaft malfunction - Have propeller shaft replaced.
Weeds wraped around propeller - Remove weeds from propeller.
Engine mounting bolt is not tightened - Tighten the bolt as required.
| Trim motor is running but trim system cannot move up or down |
Lack of oil - Check and refill oil.
Defective pump assembly - Check pump and change if required.
Manual release valve leaking - Close the valve or change it.
Pump driveshaft or motor damaged - Change worn component.
| Trim does not fully up or down |
Defective pump assembly - Change pump.
Tilt ram piston ball is displaced - Clean or repair.
Damaged tilt ram piston O-ring - Install new O-ring.
Oil level low - Check and refill oil.
Lower check valve not seating in port side trim ram - Secure valve properly.
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