Radiator Cap - Subaru Legacy 2003 Service Manual

8. Radiator Cap

A: INSPECTION
1) Attach radiator cap to tester.
2) Increase pressure until tester gauge pointer
stops. Radiator cap is functioning properly if it holds
the service limit pressure for five to six seconds.
Standard pressure:
93 — 123 kPa (0.95 — 1.25 kg/cm
psi)
Service limit pressure:
83 kPa (0.85 kg/cm
CAUTION:
Be sure to remove foreign matter and rust from
the cap in advance. Otherwise, results of pres-
sure test will be incorrect.
RADIATOR CAP
CO-00044
2
, 14 — 18
2
, 12 psi)
CO(H4SO)-27
COOLING