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Home >> Mercury >> 1985 >> Lynx Base, 2D Hatchback, 1.6 2 >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Diesel >> Testing >> Fuel System Testing >> Air Intake Restriction

Air Intake Restriction

  1. Remove breather hose between intake manifold and camshaft cover. Install adapter (10353) on breather nipple at intake manifold. Install cap on camshaft cover nipple. See Figure .
  2. Connect adapter line to H2O gauge. Run engine at 4000 RPM under no load. Restriction reading should not exceed 25 in. H2O. If more, replace filter element and check intake system for blockage.
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