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Removal (GS400)

  1. Release fuel system pressure. See FUEL SYSTEM PRESSURE RELEASE . Remove engine cover. Remove intake air connector pipe. Disconnect accelerator cable. Remove EVAP vacuum switching valve connector. Remove PCV hose from upper intake manifold. Remove EVAP vacuum hose from EVAP vacuum switching valve. Remove air inlet hose from air tube.
  2. Remove No. 2 engine cover bracket from No. 1 engine hanger. See Figure. Remove EVAP vacuum switching valve from upper intake manifold. Remove accelerator cable clamp from upper intake manifold. Remove No. 3 engine cover bracket from upper intake manifold.
  3. Remove bolts and disconnect engine wire protector from upper intake manifold and camshaft bearing cap. Place a towel under fuel line. Slowly loosen pulsation damper. Remove fuel pressure pulsation dampers and gaskets.
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