Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service 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-
13) Install the rear exhaust pipe and muffler. <Ref.
to EX(STI)-13, INSTALLATION, Rear Exhaust
Pipe.> <Ref. to EX(STI)-15, INSTALLATION, Muf-
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)
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