Subaru Impreza 2003 Service Manual page 2700

POWER ASSISTED SYSTEM (POWER STEERING)
12) Finally check clearance between pipes and/or hoses, as shown in the figure.
(1) Clearance between blow-by hose
and pipe: 3 — 5 mm (0.12 — 0.20 in)
(2) No interference is allowed between
hoses.
PIPE ASSEMBLY [RHD MODEL]
(1)
(3) Clearance between side frame and
hose: 15 mm (0.59 in) or more
(4) Clearance between crossmember
and pipe: 5 — 13 mm (0.20 — 0.51 in)
PS-76
(2)
(3)
(4)
(5)
(5) Steering gearbox
PS-00122