Mitsubishi Evolution X. Manual - part 255

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-15

DISASSEMBLY AND ASSEMBLY

M1135006800067

<FUEL TANK ASSEMBLY>

AC709132

2.5 ± 0.4 N·m
22 ± 4 in-lb

2.5 ± 0.4 N·m
22 ± 4 in-lb

5.0 ± 1.0 N·m
44 ± 9 in-lb

AB

1

2

3

4

5

6

7

8

9

10

11

12

13

14

N

N

Disassembly steps 

1.

Fuel leveling hose

2.

Fuel tank vapor hose

3.

Fuel tank vapor hose

>>

C

<<

4.

Hose clamp

5.

Fuel filler hose

6.

Fuel shut-off valve

<<

A

>>

>>

B

<<

7.

Fuel level sensor (sub)

8.

Fuel level sensor (sub) gasket

9.

Plate

10. Fuel tank suction hose connector

<<

A

>>

>>

A

<<

11. Fuel pump module
12. Fuel pump module gasket
13. Fuel tank lower protector
14. Fuel tank

Disassembly steps (Continued)

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-16

ASSEMBLY SERVICE POINT

.

<<A>> FUEL LEVEL SENSOR (SUB)/FUEL PUMP 
MODULE REMOVAL

CAUTION

When removing the fuel level sensor (sub) and fuel pump 
module from the fuel tank, be careful not to damage the 
gauge unit and float of the fuel level sensor (sub) and fuel 
pump module.

AC703018

AC

Fuel pump module

Fuel tank
suction hose

While removing the fuel pump module form the fuel tank, dis-
connect the fuel tank suction hose from the fuel pump module, 
and remove the fuel pump module form the fuel tank.

DISASSEMBLY SERVICE POINTS

.

>>A<< FUEL PUMP MODULE INSTALLATION

CAUTION

• When installing the fuel pump module into the fuel tank 

from the service hole, be careful not to damage the 
gauge unit and the float of the fuel pump module. In 
addition, be careful that the float does not catch the 
fuel tank suction hose in the fuel tank.

•

AC703018

AC

Fuel pump module

Fuel tank
suction hose

When installing the fuel pump module into the fuel tank 
from the service hole, check that the moving part of the 
gauge works smoothly.

1. While inserting the fuel pump module into the fuel tank from 

the service hole, connect the fuel tank suction hose, and 
install the fuel pump module to the fuel tank.

.

>>B<< FUEL LEVEL SENSOR (SUB) 
INSTALLATION

CAUTION

When installing the fuel level sensor (sub) into the fuel 
tank, be careful not to damage the gauge unit and float of 
the fuel level sensor (sub).

.

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-17

>>C<< HOSE CLAMP INSTALLATION

AC707594AC

Hose clamp

8.5 ± 1.5 mm
(0.33 ± 0.06 in)

Connect the fuel filler hose, and tighten the bolt of hose clamp 
so that the bolt tightening dimension of the hose clump 
becomes 8.5 

± 1.5 mm (0.33 ± 0.06 inch).

DISASSEMBLY AND REASSEMBLY

M1135004601167

FUEL PUMP MODULE

NOTE: For installation and removal, refer to Fuel 
Pump Module Replacement in On-vehicle Service 
(refer to 

P.13B-6

).

AC711219

4

5

7

8

9

10

N

AB

11

13

N

2

15

17

3

6

16

N

N

N

N

N

12

N

1

14

N

Disassembly steps 

1.

Fuel tank differential pressure 
sensor

>>

A

<<

2.

O-ring

3.

Fuel gauge unit

4.

Clip

5.

Spring

6.

Fuel pump wiring harness

7.

Fuel filter

8.

Fuel pump assembly

>>

A

<<

9.

O-ring

10. Spacer
11. Fuel filter cap sub assembly

Disassembly steps (Continued)

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-18

REASSEMBLY SERVICE POINT

.

>>A<< O-RING INSTALLATION

To avoid twisting and damage, apply gasoline before installa-
tion of the O-ring.

FUEL TANK INSPECTION

M1135002000423

.

FUEL SHUT-OFF VALVE CHECK

AC005004AC

Closed

Open

Flapper

80˚

Check that the flapper of the fuel shut-off valve opens and 
closes as shown in the illustration.

.

FUEL TANK DIFFERENTIAL PRESSURE SENSOR 
CHECK

Requird Special Tool:

•

AC610403AB

MB991658

Fuel tank differential 
pressure sensor

MB991658: Test Harness Set

1. Disconnect the fuel tank differential pressure sensor 

connector and connect special tool MB991658 between the 
terminals of the disconnected connector.

2. Turn the ignition switch to “ON” position and measure the 

voltage between terminal 1 and ground.

Standard value: 2.0 

− 3.0 V

>>

A

<<

12. O-ring

>>

A

<<

13. O-ring

>>

A

<<

14. O-ring
15. Fuel flange and filter assembly
16. Bracket
17. Subtank assembly

Disassembly steps (Continued)