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Home >> Mitsubishi >> 1999 >> Eclipse RS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Emission Systems & Sub-Systems >> Exhaust Gas RECIRCULATION (EGR) >> EGR Valve Check (Eclipse 2.0L Non-Turbo)
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EGR Valve Check (Eclipse 2.0L Non-Turbo)

  1. Remove EGR valve and check for sticking, carbon deposits or other debris. Clean with suitable solvent as necessary and ensure valve seats properly.
  2. Using a vacuum pump, apply 20 in. Hg (67 kPa) vacuum. Vacuum should hold. Apply 1.6 in. Hg (5 kPa) vacuum or less and blow into one EGR port. Air should blow out of other port. Then apply 8.7 in. Hg (29 kPa) vacuum or more and blow into one EGR port. Air should not blow out of other port.
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