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Home >> Toyota >> 1997 >> T100 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - 2.7L >> Emission Systems & Sub-Systems >> EGR Check Valve >> A/T

EGR Check Valve: A/T

  1. Remove EGR check valve. See Figure. Apply air pressure on Orange-colored side of EGR check valve. Air should flow through EGR check valve.
  2. Apply air pressure on Black-colored side of EGR check valve. Air should not flow through EGR check valve. Replace EGR check valve if defective.
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