EGR BYPASS VALVE SWITCHING VALVE INSPECTION

PROCEDURE


  1. INSPECT EGR BYPASS VALVE SWITCHING VALVE ASSEMBLY


    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 23°C (73°F) 28.3 to 31.1 Ω

      If the result is not as specified, replace the EGR bypass valve switching valve assembly.

    2. A002LTUE01
      Text in Illustration
      *a Air
      *b Port A
      *c Port B

      Check EGR bypass valve switching valve assembly operation.


      1. Check that air does not flow from port A to port B.

    3. A002MINE01
      Text in Illustration
      *a Air
      *b Port A
      *c Port B

      Apply battery voltage to the terminals as shown in the illustration.

    4. Check that air flows from port A to port B.

      If the result is not as specified, replace the EGR bypass valve switching valve assembly.