150
FUEL SYSTEM
FUEL COMPONENT SERVICING
Fuel Injector Service
Mark fuel injectors to show cylinder locations.
Fuel injectors must be installed in
the correct cylinder locations. Use Evinrude
Diagnostics Software to make sure that EMM
programming matches injector positioning.
The Injector Coefficients screen displays
injector serial numbers for each cylinder.
Use caution when handling fuel injectors. Prevent
dirt and debris from entering fuel inlet and outlet
ports of injectors or fuel manifolds. Cover the
injector nozzle port in cylinder head to prevent
contamination of combustion chamber.
Removal
Disconnect the battery cables at the battery.
Relieve fuel system pressure. Refer to Relieving
Fuel System Pressure on p. 146.
Remove fuel manifolds. Refer to Fuel Manifold
Service on p. 149.
Remove the ignition coil assemblies.
Disconnect the fuel injector electrical connector.
Remove injector screws.
Remove fuel injector and insulator.
Crush Ring Replacement
Injector crush rings must be
replaced if injector is installed in a different
head or cylinder location.
Use Injector Puller Kit, P/N 356461, to remove
injector from mounting cup.
Turn the nut of the fuel injector puller counter–
clockwise several turns. Place the fuel injector
puller on the fuel injector housing.
Injector Coefficients Screen 008568
1. Injector screws 006561
1. Puller nut
2. Fuel injector housing
008795
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