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Home >> Subaru >> 1995 >> Impreza Outback, 2.2 4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Code Testing (OBD - 1.8L) >> Code 56 - EGR System

Code 56 - EGR System

Check EGR system vacuum and gas line. See EGR SYSTEM in the SYSTEM/COMPONENT TESTS article. If vacuum and gas line are okay, replace EGR valve.

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