Yamaha F225A Service Manual page 327

Operating the electric fuel pump:
A voltage is applied to the electric fuel pump, the electric fuel pump is operated, and then the fuel
system is checked. The electric fuel pump is operated for ten seconds.
WARNING
• Do not perform the test with the injector removed from the cylinder head or with any fuel
system parts removed. High-pressure fuel may spurt out.
• When performing this operation, keep all sparks, flames, or other sources of ignition away
from the testing area. Gasoline is highly flammable.
NOTE:
Make sure that there is fuel in fuel tank, otherwise an error will occur and the test cannot be per-
formed.
1. Select the test to be performed, and then click the Select button or press the Enter key on your
keyboard. (Fig. 33)
NOTE:
• Make sure that the engine is not running.
• The selected item is highlighted in light blue.
• The details of the selected test are displayed in the column on the right, and the items that must
be either checked or performed before the test can start are displayed below the table.
• Only one item can be selected at one time.
69J3D11
Yamaha Diagnostic System
Fig. 33
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