Subaru Legacy 2004 Service Manual page 1244

Radiator
COOLING
C: INSPECTION
1) Remove the coolant filler tank cap and fill engine
coolant to coolant filler tank, then attach the tester
to radiator in place of cap.
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2) Apply a pressure of 122 kPa (1.2 kg/cm , 18 psi)
to the radiator to check if:
• Engine coolant leaks at or around radiator.
• Engine coolant leaks at/around hoses or connec-
tions.
CAUTION:
• Inspection must be carried out at the side of
coolant filler tank, not at the side of radiator.
• Engine should be turned off.
• Wipe engine coolant from check points in ad-
vance.
• Be careful to prevent engine coolant from
spurting out when removing tester.
• Be careful not to deform the filler neck of
coolant filler tank when installing or removing
the tester.
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