Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual — part 40

FU(STI)-72

Fuel Tank

FUEL INJECTION (FUEL SYSTEMS)

(3) Remove the bolts which secure the rear

suspension assembly to the body.

(4) Remove the rear suspension assembly.

21) Disconnect the evaporation hose (B) from hose

connector (A).

22) Disconnect the quick connector of the evapora-

tion hose from the evaporation pipe.
NOTE:

Disconnect the quick connector as shown in the fig-

ure.

23) Disconnect the fuel filler hose (A) and evapora-

tion hose (B).

24) Support the fuel tank with a transmission jack,

remove the fuel tank band, and remove the fuel

tank from the vehicle.
WARNING:

• A helper is required to perform this work.

• Fuel may remain in the fuel tank. This will

cause the left and right sides to be unbalanced.

Be careful not to drop the fuel tank.

(a) Retainer

FU-06588

FU-05719

(A)

(B)

EC-02281

(a)

(a)

(a)

FU-04627

FU-05720

(A)

(B)

FU-06555

FU(STI)-73

Fuel Tank

FUEL INJECTION (FUEL SYSTEMS)

B: INSTALLATION

1) Support the fuel tank with a transmission jack,

set the fuel tank and the fuel tank band in place,

and temporarily tighten the bolts of the fuel tank

band.
WARNING:

A helper is required to perform this work.

2) Securely insert the fuel filler hose (A) and evap-

oration hose (B) until the hose end contacts the

spool, then attach the clamp or clip as shown in the

figure.
Tightening torque:

2.5 N·m (0.3 kgf-m, 1.8 ft-lb)

3) Connect the quick connector of the evaporation

hose to the evaporation pipe.
CAUTION:

• Check that there is no damage or dust on the

quick connector. If necessary, clean the seal

surface of the pipe.

• When connecting the quick connector, se-

curely insert the pipe all the way before locking

the retainer.

• When it is difficult to lock the retainer, make

sure that the pipe is securely inserted.

• Make sure that the quick connector is secure-

ly connected.

(1) Hose
(2) Clamp or clip
(3) Spool
(4) Pipe

FU-06555

FU-05720

(A)

(B)

FU-05646

(1)

(2)

(4)

L

L/2

(3)

(a) Retainer

EC-02295

(a)

(a)

(a)

FU-04627

FU(STI)-74

Fuel Tank

FUEL INJECTION (FUEL SYSTEMS)

4) Connect the evaporation hose (B) to hose con-

nector (A).

5) Tighten the bolts of the fuel tank band in the or-

der shown in the figure.
Tightening torque:

33 N·m (3.4 kgf-m, 24.3 ft-lb)

6) Install the rear suspension assembly.
WARNING:

A helper is required to perform this work.

(1) Support the rear differential with the trans-

mission jack.

(2) Support the rear suspension assembly and

install the rear suspension assembly to the

body.

Tightening torque:

T1: 70 N·m (7.1 kgf-m, 51.6 ft-lb)

T2: 145 N·m (14.8 kgf-m, 106.9 ft-lb)

(3) Install the rear shock absorber to the rear

suspension arm.

NOTE:

Use a new self-locking nut.
Tightening torque:

80 N·m (8.2 kgf-m, 59.0 ft-lb)

7) Connect the connectors to oil temperature

switch (A) and ground (B), and secure the harness

with clips (C).

8) Install the parking brake cable clamp to the

body.
Tightening torque:

18 N·m (1.8 kgf-m, 13.3 ft-lb)

FU-05719

(A)

(B)

FU-03596

3

1

2

4

FU-06589

T1

T1

T2

FU-03359

FU-04571

(A)

(B)

(C)

FU-03278

FU(STI)-75

Fuel Tank

FUEL INJECTION (FUEL SYSTEMS)

9) Connect the connector to the rear ABS wheel

speed sensor.
NOTE:

Prevent the harness identification (line) from being

twisted when installing. (RH: White line, LH: Yellow

line)

10) Install the heat shield cover.
Tightening torque:

18 N·m (1.8 kgf-m, 13.3 ft-lb)

11) Install the fuel tank protector.
NOTE:

Use a new self-locking nut.
Tightening torque:

Nut: 9 N·m (0.9 kgf-m, 6.6 ft-lb)

Bolt: 18 N·m (1.8 kgf-m, 13.3 ft-lb)

12) Install the propeller shaft. <Ref. to DS-12, IN-

STALLATION, Propeller Shaft.>

13) Install the rear exhaust pipe and muffler. <Ref.

to EX(STI)-13, INSTALLATION, Rear Exhaust

Pipe.> <Ref. to EX(STI)-15, INSTALLATION, Muf-

fler.>

14) Lower the vehicle.

15) Connect the parking brake cable to the parking

brake assembly. <Ref. to PB-7, INSTALLATION,

Parking Brake Assembly (Rear Disc Brake).>

16) Install the rear disc brake assembly.
Tightening torque:

65 N·m (6.6 kgf-m, 47.9 ft-lb)

17) Install the rear brake hose bracket to the rear

housing.
Tightening torque:

33 N·m (3.4 kgf-m, 24.3 ft-lb)

18) Attach the rear ABS wheel speed sensor to the

rear housing.
NOTE:

Prevent the harness identification (line) from being

twisted when installing. (RH: White line, LH: Yellow

line)
Tightening torque:

7.5 N·m (0.8 kgf-m, 5.5 ft-lb)

19) Install the rear wheels.
Tightening torque:

100 N·m (10.2 kgf-m, 73.8 ft-lb)

20) Connect the quick connector of fuel delivery

tube (A) and fuel return tube (B). <Ref. to FU(STI)-

96, INSTALLATION, Fuel Delivery, Return and

Evaporation Lines.>
NOTE:

When connecting, be careful not to reverse the de-

livery side and return side.

FU-03277

FU-04388

FU-04088

FU-03357

FU-05675

(B)

(A)