AUTOMATIC LIGHT CONTROL SENSOR ON-VEHICLE INSPECTION


  1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR

    A01GLXRE08

    1. Connect the voltmeter's positive (+) lead to terminal M2-6 and the negative (-) lead to terminal M2-3.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      M2-6 (CLTB) - M2-3 (CLTE) Engine switch on (IG) 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      M2-3 (CLTE) - Body ground Always Below 1 Ω
    4. A01GKWU
      Text in Illustration
      *a

      Component with harness connected

      (Automatic Light Control Sensor)

      Check the waveform of the M2 sensor connector.

      Waveform
      Tester Connection Switch Condition Specified Condition Tester Range
      M2-3 (CLTE) - M2-5 (CLTS) Engine switch on (IG), Headlight dimmer switch on AUTO Correct waveform is as shown 5 V/DIV., 5 msec./DIV.

      Tech Tips

      If the ambient light becomes brighter, width A becomes narrower.

      If the result is not as specified, replace the automatic light control sensor.