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Subaru
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2012
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Impreza WRX STi Limited
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Fuel Injection System (WRX-STI)
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Pressure Regulator & Damper Assembly
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Inspection
Pressure Regulator & Damper Assembly: Inspection
Check that the pressure regulator and damper assembly has no deformation, cracks or other damages.
Check that the pressure regulator vacuum hose and fuel hose have no cracks, damage or loose part.