Instruction manual

Engine
76
Low-pressure fuel pump activation test
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Apply voltage to the electric fuel pump and activate it for 10 seconds.
You cannot carry out this test on mechanical fuel pumps.
Display the test item selection screen.
1.
Select “Activate low-press. fuel pump” by either clicking it or pressing the up or
2.
down arrow keys on your keyboard.
Click the [OK] button or press the [Enter] key on your keyboard.
3.
Perform this test after priming with fuel. During this test, failure to supply
fuel to the low-pressure fuel pump may cause the pump damage.
The test screen is displayed.
4.
Click the [Execute] button or press the [Enter] key on your keyboard.
5.
Listen to the operating sound of the low-pressure fuel pump.
6.
TIP:
Click the [Cancel] button or press the [Esc] key on your keyboard to stop the test.•
To carry out the test again, click the [Execute] button or press the [Enter] key on •
your keyboard.
To perform a different test, click the [Back] button or press the [Esc] key on your •
keyboard to return to the previous screen.