LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2012 >> Avalon Base >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Smart Key System (Keyless Start) (Diagnostics - Introduction) >> Smart Key System >> Data List / Active Test >> Data List / Active Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Data List / Active Test

  1. DATA LIST 

    HINT: 

    Using Techstream's Data List allows switch, sensor, actuator and other item values to be read without removing any parts. Reading the Data List early in troubleshooting is one way to save time.

    1. Connect Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Read the Data List according to the display on the tester.

      Power Source Control

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Shift P Signal Status of shift P position switch / ON or OFF ON: Shift Lever is P position
      OFF: Shift lever is non-P position
      -
      Steering Unlock Switch Status of steering unlock switch / ON or OFF ON: Steering unlock switch is UNLOCK
      OFF: Steering unlock switch is LOCK
      -
      Stop light SW Status of stop light switch1 / ON or OFF ON: Brake pedal pressed
      OFF: Brake pedal depressed
      -
      Start Switch1 Status of start switch1 / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      Start Switch2 Status of start switch2 / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      Neutral SW / Clutch SW Status of Neutral SW / ON or OFF ON: Shift Lever is N position
      OFF: Shift lever is non-N position
      -
      Latch Circuit Status of latch circuit / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF or ON (ACC) or ON (START)
      -
      IG1 Relay Monitor (Outside) Status of IG1 relay monitor (outside) / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      IG1 Relay Monitor (Inside) Status of IG1 relay monitor (inside) / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      IG2 Relay Monitor (Outside) Status of IG2 relay monitor (outside) / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      IG2 Relay Monitor (Inside) Status of IG2 relay monitor (inside) / ON or OFF ON: Engine switch is ON (IG)
      OFF: Engine switch is OFF
      -
      Starter Relay Monitor Status of starter relay monitor / ON or OFF ON: ST relay is ON
      OFF: ST relay is OFF
      -
      Starter Request Signal Status of starter requesting signal monitor / ON or OFF ON: ST relay is ON
      OFF: ST relay is OFF
      -
      ACC Relay Monitor Status of ACC relay monitor / ON or OFF ON: Engine switch is ON (ACC)
      OFF: Engine switch is OFF
      -
      ACC Relay Cut Signal Status of ACC relay cut signal / ON or OFF ON: Engine switch is OFF
      OFF: Engine switch is ON (ACC)
      -
      Vehicle Speed Signal Status of vehicle speed signal / STOP or RUN ON: Vehicle is stopped
      OFF: Vehicle is running
      -
      Engine Condition Status of engine condition / STOP or RUN ON: Engine is stopped
      OFF: Engine is running
      When engine condition is rotating
      Power Supply Condition Status of power supply condition / ALL, ACC ON, IG1, IG2, ST ON ALL: All relay is ON
      ACC ON: ACC relay is ON
      IG1: IG1 relay is ON
      IG2: IG2 relay is ON
      ST ON: ST relay is ON
      When ready signal allows to be capable driving
      #Code Status of Number of diagnosis codes / min: 0, max: 255 - -
  2. ACTIVE TEST 

    HINT: 

    Performing Techstream's Active Test allows 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 Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Perform the Active Test according to the display on the tester.

      Power Source Control

      Tester Display Test Part Control Range Diagnostic Note
      Indicator for Lighting Indicator for lighting ON / OFF -
      Indicator Condition Indicator for lighting Green / Amber / No Sig -
      P Supply for Steering Lock Power supply for steering lock ON / OFF -