Mitsubishi Electric Lancer Evolution-VII, Workshop Manual

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MPI -
On-vehicle Service
13A-137
MB991607
High-pressure fuel hose
MD998741
MD998706
Return hose
Battery
Injector
Fuel pressure regulator
Clip
(MB991608)
4. Connect the MUT- II to the diagnosis connector.
5. Turn the ignition switch to “ON” position. (But do not start
the engine.)
6. Select “Item No. 07” from the MUT- II Actuator test to
drive the fuel pump.
7. Activate the injector and check the atomized spray
condition of the fuel.
The condition can be considered satisfactory unless it
is extremely poor.
8. Stop the actuation of the injector, and check for leakage
from the injector’s nozzle.
Standard value: 1 drop or less per minute
9. Activate the injector without activating the fuel pump; then,
when the spray emission of fuel from the injector stops,
disconnect the special tool and restore it to its original
condition.
10. Disconnect the MUT-
II
.
High-pressure
fuel hose
Battery
Injector
Return hose