Aerio L4-2.0L (2002)
Replace pump assembly if any defect is found in the checks.
Relief Valve (Flow Control Valve) and Its Spring
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Check fluid passage of relief valve and orifice of connector for obstruction (clogged).
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Check sliding surface of relief valve for wear and damage.
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Check free length of relief valve spring (1).
Free length
Standard: 22.0 mm (0.866 inch)
Limit: 19.0 mm (0.748 inch)
Replace if any defective is found.
