Subaru 2002 IMPREZA Service Manual page 2466

POWER ASSISTED SYSTEM (POWER STEERING)
(10)If it is not within the specified value, replace
the troubled part caused by the following symp-
toms; pipe or hose clogged, leaks from fluid line,
and mix of foreign objects in fluid line.
2) Measure the relief pressure.
(1) Using the STs, measure the relief pressure.
(2) Close the valve.
(3) Measure the relief pressure.
ST1 925711000 PRESSURE GAUGE
ST2 34099AC020 ADAPTER HOSE B
ST3 34099AC010 ADAPTER HOSE A
Service limit:
2.0 L Turbo model
7,350 — 8,036 kPa
2
(75 — 82 kg/cm , 1,067 — 1,165 psi)
2.5 L, 2.0 L Non-turbo model
7,164 — 7,840 kPa
2
(73 — 80 kg/cm , 1,040 — 1,137 psi)
1.6 L model
6,174 — 6,860 kPa
2
(63 — 70 kg/cm , 896 — 994 psi)
(4) If it is not within the specified value, replace
the oil pump.
OIL PUMP
3) Measure the working pressure.
(1) Using the STs, measure the working pres-
sure.
(2) Open the valve.
(3) Measure the working pressure of control
valve by turning wheel from stop to stop.
ST1 925711000
ST2 34099AC020 ADAPTER HOSE B
ST3 34099AC010 ADAPTER HOSE A
Service limit:
ST0109
2.0 L Turbo model
7,350 — 8,036 kPa
(75 — 82 kg/cm
2.5 L, 2.0 L Non-turbo model
7,164 — 7,840 kPa
(73 — 80 kg/cm
1.6 L model
6,174 — 6,860 kPa
(63 — 70 kg/cm
(4) If it is within the specified value, measure
the steering effort. <Ref. to PS-113, Measure-
ment of Steering Effort.> If it is not within speci-
fied value, replace the control valve itself or
control valve and pinion as a single unit with new
ones.
PS-104
PRESSURE GAUGE
B4M1675A
2
, 1,067 — 1,165 psi)
2
, 1,040 — 1,137 psi)
2
, 896 — 994 psi)