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Home >> Infiniti >> 1993 >> Q45 a >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Control System >> Air Regulator (G20 & J30)
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Air Regulator (G20 & J30)

Start engine. Pinch off large air line going to regulator. When engine is cold, RPM should drop. When engine is warmed up, RPM should not change. Disconnect air regulator connector. Ensure resistance across regulator terminals is 70-80 ohms.