SUZUKI INJECTOR 15710-99E00

Function and technical context

This injector is part of the fuel injection system of the outboard engine, being responsible for spraying the fuel into the intake or combustion chamber with the precise dosage and atomization angle required by the engine's work cycle. Its correct operation is essential to maintain the air-fuel mixture within the parameters that guarantee efficient combustion, since any deviation in the flow rate or spray pattern has a direct impact on the performance, consumption and emissions of the propellant. A damaged injector or one with internal deposits causes poor starts, irregular idling, loss of power and, in advanced cases, damage to the cylinder head or pistons due to imbalance in the distribution of fuel between cylinders.

When to replace this part?

The most common symptoms of an injector in poor condition are unstable or jerky idling, excessive fuel consumption without apparent cause, difficulty starting when cold and the presence of black or bluish smoke in the exhaust; The fault warning light can also be activated on engines with electronic management. It is recommended to check and clean the injectors during each seasonal maintenance and consider replacing them when they exceed 300-400 hours of use or if the flow tests show deviations from the factory values. Renewing the injector preventively at the first signs of failure prevents major breakdowns in the injection system that can leave the boat inoperative far from port.

Engine Compatibility