LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Window Defogger System >> Data List / Active Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Data List / Active Test

  1. PERFORM ACTIVE TEST 

    HINT.

    Performing the Techstream's Active Test allows a relay, VSV, actuator and other items to be operated without removing any parts Performing the Active Test early in troubleshooting is one way to save time The Data List can be displayed during the Active Test

    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG)
    3. Turn the Techstream on
    4. Enter the following menus: Body Electrical / Air Conditioner / Active Test
    5. Check the value(s) by referring to the table below

      Air Conditioner 

      ACTIVE TEST

      Tester Display Test Part Control Range Diagnostic Note
      Defogger Rly-R Turns rear window defogger OFF/ON -