Mitsubishi Lancer Evolution X. Manual - part 459

ON-VEHICLE SERVICE

TSB Revision

FUEL SUPPLY

13B-9

FUEL LEVEL SENSOR (SUB) REPLACEMENT

M1135005600082

1. Remove the rear seat cushion assembly. (Refer to GROUP 

52A, Rear Seat Assembly 

P.52A-27

).

2. Remove the floor inspection lid (RH).

3. Disconnect the fuel level sensor (sub) connector.

CAUTION

Pay attention not to damage the fuel level sensor (sub) and 
the float of the fuel level sensor (sub) when withdrawing it 
from the service hole.
4. Remove the fuel level sensor (sub) mounting nuts, and 

remove the fuel level sensor (sub) from service hole.

5. Replace the fuel level sensor (sub) gasket with a new one.

CAUTION

Pay attention not to damage the fuel level sensor (sub) and 
the float of the fuel level sensor (sub) when installing it to 
the fuel tank through the service hole.
6. Install the fuel level sensor (sub) to the fuel tank through the 

service hole, and tighten the mounting nuts to the specified 
torque.

Tightening torque: 2.5 ± 0.4 N⋅ m (22 ± 4 in-lb)

7. Connect the fuel level sensor (sub) connector.
8. Install the floor inspection lid (RH).
9. Install the rear seat cushion assembly. (Refer to GROUP 

52A, Rear Seat Assembly 

P.52A-27

).

AC706390

AC

Floor inspection lid (RH)

AC703016 AC

Fuel level sensor 
(sub) connector

AC703017AC

Fuel level sensor (sub)

AC703016 AC

Fuel level sensor 
(sub) connector

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-10

FUEL TANK

REMOVAL AND INSTALLATION

M1135001903585

<FUEL TANK>

Pre-removal operation
• Fuel Pump Connector Disconnection (Refer to GROUP 

13A, On-vehicle Service − How to Reduce Pressurized 

Fuel Lines 

P.13A-868

).

• Fuel Draining.
• Propeller Shaft Removal (Refer to GROUP 25, Propeller 

Shaft 

P.25-7

).

• Center Exhaust Pipe Removal (Refer to GROUP 15, 

Exhaust Pipe and Main Muffler 

P.15-26

).

• Rear Seat Cushion Assembly Removal (Refer to GROUP 

52A, Rear Seat Assembly 

P.52A-27

).

Post-installation operation
• Rear Seat Cushion Assembly Installation (Refer to 

GROUP 52A, Rear Seat Assembly 

P.52A-27

).

• Center Exhaust Pipe Installation (Refer to GROUP 15, 

Exhaust Pipe and Main Muffler 

P.15-26

).

• Propeller Shaft Installation (Refer to GROUP 25, Propeller 

Shaft 

P.25-7

).

• Fuel Refilling.
• Fuel Leak Check.

AC709094

3.5 ± 1.5 N·m
31 ± 13 in-lb

13 ± 2 N·m
111 ± 22 in-lb

13 ± 2 N·m
111 ± 22 in-lb

41 ± 10 N·m
30 ± 7 ft-lb

41 ± 10 N·m
30 ± 7 ft-lb

22 ± 5 N·m
16 ± 4 ft-lb

1

2

3

4

5

8

9 10

6

6

7

7

11

12

13

AB

Removal steps 

<<

A

>>

1.

Fuel pump module connector 
connection

<<

A

>>

2.

Fuel tank differential pressure 
sensor connector connection

<<

A

>>

>>

C

<<

3.

Fuel main pipe connection

<<

A

>>

4.

Fuel return pipe connection

<<

B

>>

5.

Fuel level sensor (sub) connector 
connection

6.

Front floor under cover

7.

Parking brake rear cable clamp 
connection

8.

Fuel leveling hose connection

9.

Fuel tank vapor hose connection

10. Fuel tank vapor hose connection

<<

C

>>

11. Fuel tank band

<<

C

>>

>>

B

<<

12. Fuel filler hose connection

<<

C

>>

13. Fuel tank assembly

Removal steps (Continued)

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-11

<FUEL FILLER NECK>

AC901649

20 ± 5 N·m
15 ± 3 ft-lb

20 ± 5 N·m
15 ± 3 ft-lb

20 ± 5 N·m
15 ± 3 ft-lb

1

2

3

4

5

7

8

9

10

11

13

12

AB

6

N

Removal steps 

>>

B

<<

1.

Fuel filler hose connection

2.

Fuel leveling hose connection

3.

Fuel vapor hose connection

4.

Fuel vapor hose connection

5.

Rear wheel splash shield front 
<MR>

<<

D

>>

>>

A

<<

6.

Rivet

7.

Fuel filler hose protector

8.

Fuel vapor tube connection

9.

Fuel leveling pipe

10. Fuel filler neck breather hose
11. Fuel cap
12. Fuel filler neck assembly
13. Filler neck boots

Removal steps (Continued)

FUEL TANK

TSB Revision

FUEL SUPPLY

13B-12

REMOVAL SERVICE POINTS

.

<<A>> FUEL PUMP MODULE CONNECTOR/FUEL 
TANK DIFFERENTIAL PRESSURE SENSOR CON-
NECTOR/FUEL MAIN PIPE/FUEL RETURN PIPE 
DISCONNECTION

1. Remove the floor inspection lid (LH).

2. Disconnect the fuel pump module connector and fuel tank 

differential pressure sensor connector.

3. Disconnect the fuel return hose.

4. Insert a flat-tip screwdriver [6mm (0.24 inch) wide and 1mm 

(0.04 inch) thick] into the retainer of the fuel main pipe.

5. Turn the flat-tip screwdriver about 90 degrees angle to push 

up the retainer, and disconnect the fuel main pipe from the 
fuel pump module.

.

AC703013

AE

Floor inspection lid (LH)

AC709179AC

Fuel main pipe

Fuel tank differential
pressure sensor connector

Fuel tank
pump module
connector

Fuel return hose

AC606017

Fuel pump module

Retainer

Flat-tip
screwdriver

Fuel main pipe

AC

AC606018

Fuel pump module

Retainer

Flat-tip screwdriver

Fuel main pipe

AC