Mitsubishi 3000GT Service Manual page 283

Fuel gauge cover
On-Vehicle Inspection of MFI
FUEL INJECTION - Components
RELEASE OF RESIDUAL PRESSURE FROM
HIGH PRESSURE FUEL HOSE
Make the following operations to release the pressure remain-
ing in fuel pipe line so that fuel will not flow out.
(1) Remove the fuel gauge cover in the luggage compartment.
(2) Disconnect the fuel pump harness connector.
(3) Start the engine and after it stops by itself, turn the ignition
switch to OFF.
(4) Connect the fuel pump harness connector.
(5) Apply the specified sealant to the rear floor pan.
Specified sealant: 3M ATD Part No.8509 or equivalent
(6) Install the fuel gauge cover.
FUEL PUMP OPERATION CHECK
(1) Set the ignition switch at OFF.
(2) Check that when the battery voltage is directly applied
to the fuel pump check terminal (black), the operating
sound of the pump can be heard.
NOTE
Since the fuel pump is installed in the fuel tank, its operat-
ing sound cannot be readily heard. Remove the fuel tank
cap and listen to the operating sound through the filter
port.
(3) Hold the high pressure fuel hose between your fingers
and check that the fuel pressure can be felt.
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