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Home >> Acura >> 2011 >> TL Base >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Cooling System >> Radiator Cap Test
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Radiator Cap Test

  1. Remove the engine compartment covers (see ENGINE COMPARTMENT COVER REPLACEMENT )
  2. Wait until the engine is cool, then carefully remove the radiator cap (A). Wet the radiator cap seal with engine coolant, then install it on a commercially available pressure tester (B)
    Fig 1: Installing Commercially Available Pressure Tester
    G05987134Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Apply a pressure of 93-123 kPa (0 95-1 25 kgf/cm2 , 14-18 psi)
  4. Check for a drop in pressure
  5. If the pressure drops, replace the radiator cap
  6. Install the engine compartment covers (see ENGINE COMPARTMENT COVER REPLACEMENT )
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