fuel cap release MITSUBISHI 3000GT 1991 Service Manual

FUEL SYSTEM - Orwehicle lnwection of MPI Components.13-137Fuel gauge cover
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j check terminal ----T( 04~oo1,/RELEASE OF RESIDUAL PRESSURE FROM HIGH
PRESSURE FUEL HOSEM13FGAIMake the following operations to release the pressure remain-
ing in fuel pipe line so that fuel will not flow out.
(I) 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
M13FDAI
(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.
NOTESince the fuel pump is installed in the fuel
.tank, its
operating 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.
TSB Revision

13-146FUEL SYSTEM - Fuel Tank
FUEL TANKREMOVAL AND INSTALLATIONM13GA- -12 Nm
8 ft.lbs. WPre-removal Operation
l Draining of the Fuel0 Release of Residual Pressure fromHigh Pressure Hose.(Referto P.13-137.)
5-6Nm25 ft.lbs.
b22 ftlbs.16
V26 Nm
19 ft.lbs.
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Removal steps
** I. Fuel gauge cover2. Fuel pump and fuel gauge unit assembly
connector
3. Fuel tank cap4. Drain plug
5. Splash shield
6. Fuel filler neck protector
** 7. Vapor hose8. Fuel filler neck9. Fuel filler hose
l * IO. Vapor hosel 11. Return hose+* l * 12. High pressure fuel hosel * 13. Vapor hose14. Leveling pipe15. Self-locking nut
16. Fuel tank++
17. Overfill limiter (Two-way valve)I)+ 18. Vapor hosel + 19. Fuel pump and fuel gauge unit assembly
;d
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1 TSB Revision