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Fuel Injection System (Sti): Specifications Subaru Impreza GH

Fuel System 8 illustrations ~252 words

SPECIFICATION

Fuel tankCapacity64 l (16.9 US gal, 14.1 lmp gal)
Install locationsUnder rear seat
Fuel pumpTypeImpeller
Shutoff discharge pressure900 kPa (9.18 kg/cm 2 , 130.5 psi) or less
Discharge rate175 l (46.2 US gal, 38.5 lmp gal)/h or more [12 V at 300 kPa (3.06 kg/cm 2 , 43.5 psi)]
Fuel filterIntank type

FUEL TANK SPECIFICATION

Scheme 120

Scheme 120: INTAKE MANIFOLD

Tightening torque: N.m (kgf-m, ft-lb)

T1: 1.25 (0.1, 0.9)

T2: 6.4 (0.7, 4.7)

T3: 8.25 (0.8, 6.1)

T4: 17 (1.7, 12.5)

T5: 19 (1.9, 14.0)

T6: 25 (2.5, 18.4)

Scheme 121

Scheme 121: AIR INTAKE SYSTEM

Tightening torque: N.m (kgf-m, ft-lb)

T1: 1.6 (0.2, 1.2)

T2: 8 (0.8, 5.9)

Scheme 122

Scheme 122: CRANKSHAFT POSITION, CAMSHAFT POSITION AND KNOCK SENSORS

Tightening torque: N.m (kgf-m, ft-lb)

T1: 5 (0.5, 3.7)

T2: 6.4 (0.7, 4.7)

T3: 24 (2.4, 17.7)

Scheme 123

Scheme 123: FUEL TANK

Tightening torque: N.m (kgf-m, ft-lb)

T1: 4.4 (0.4, 3.2)

T2: 9 (0.9, 6.6)

T3: 18 (1.8, 13.3)

T4: 33 (3.4, 24.3)

Scheme 124

Scheme 124: FUEL LINE

Tightening torque: N.m (kgf-m, ft-lb)

T1: 1.25 (0.1, 0.9)

T2: 2.5 (0.3, 1.8)

T3: 7.5 (0.8, 5.5)

T4: 8 (0.8, 5.9)

T5: 18 (1.8, 13.3)

Scheme 125

Scheme 125: FUEL PIPE

Tightening torque: N.m (kgf-m, ft-lb)

T1: 4.4 (0.4, 3.2)

T2: 7.5 (0.8, 5.5)

Scheme 126

Scheme 126: FUEL PUMP

Throttle body is a non-disassembled part, so do not remove the throttle position sensor from throttle body.

Refer to "Throttle Body" for removal and installation procedure. Ref. to REMOVAL, Throttle Body. Ref. to INSTALLATION, Throttle Body.

Scheme 127

Scheme 127
  1. Disconnect the ground cable from battery.
  2. Disconnect the connector from the mass air flow and intake air temperature sensor, and remove the mass air flow and intake air temperature sensor.

The tumble generator valve assembly cannot be disassembled.

Refer to "Tumble Generator Valve Assembly" for removal and installation procedures. Ref. to REMOVAL, Tumble Generator Valve Assembly. Ref. to INSTALLATION, Tumble Generator Valve Assembly.