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Home >> Lexus >> 2007 >> LX 470 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning >> Air Conditioning System >> Data List / Active Test

Data List / Active Test

  1. DATA LIST 

    HINT:

    According to the DATA LIST displayed by the intelligent tester, you can read the value of the switch, sensor, actuator and so on without parts removal. Reading the DATA LIST as a first step of troubleshooting is one of the method to shorten the labor time.

    1. Connect the intelligent tester (with CAN VIM) to the DLC3.
    2. Turn the ignition switch ON.
    3. According to the display on the tester, read the "DATA LIST".
      Fig 1: Identifying DTC Display
      G05284114Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      DATA LIST

      Item Measurement Item/Display (Range) Normal Condition Diagnostic Note
      A/C SIG A/C SW Status/ON or OFF
      • A/C SW Push: ON
      • A/C SW Release: OFF
      -
      A/C MAG CLUTCH A/C magnet clutch status/ON or OFF
      • A/C SW Push: ON
      • A/C SW Release: OFF
      -
  2. ACTIVE TEST 

    HINT:

    Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator and so on to operate without parts removal. Performing the ACTIVE TEST as a first step of troubleshooting is one of the method to shorten the labor time.

    It is possible to display the DATA LIST during the ACTIVE TEST.

    1. Connect the intelligent tester (with CAN VIM) to the DLC3.
    2. Turn the ignition switch ON.
    3. According to the display on the tester, read the "ACTIVE TEST".
      DATA LIST

      Item Test Details Diagnostic Note
      A/C MAG CLUTCH Control the A/C magnet clutch ON/OFF -