FixVault

Component Function Check

  1. CHECK REFRIGERANT PRESSURE SENSOR FUNCTION 
    1. Start engine and warm it up to normal operating temperature.
    2. Turn A/C switch and blower fan switch ON.
    3. Check the voltage between ECM harness connector terminals under the following conditions.
      ECM Voltage (V)
      Connector + -
      Terminal
      E10(1)
      E31(2)
      103 124 1.0 - 4.0
      (1) Except for California
      (2) For California

      Is the inspection result normal? 

      YES >> INSPECTION END

      NO >> Proceed to "DIAGNOSIS PROCEDURE ".