AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM FREEZE FRAME DATA


  1. FREEZE FRAME DATA


    1. Whenever an automatic headlight beam level control system DTC is stored, the No. 1 headlight ECU sub-assembly LH stores the current vehicle state as freeze frame data.

  2. CHECK FREEZE FRAME DATA


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / HL AutoLeveling / Trouble Codes.

    5. Select a DTC to display its freeze frame data.


      Body Electrical > HL AutoLeveling
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      +B No. 1 headlight ECU sub-assembly LH IG power supply voltage value 0.00 to 19.75 V 11.00 to 14.00 V -
      Height Sens Pw Supply Val Rear height control sensor sub-assembly LH power supply value 0.00 to 5.00 V 4.61 to 5.00 V -
      Rr Height Sens Signal Val Rear height control sensor sub-assembly LH signal value 0.00 to 5.00 V 0.50 to 4.50 V Value changes according to vehicle height.
      +B Voltage Value No. 1 headlight ECU sub-assembly LH +B power supply voltage value 0.00 to 19.75 V 11.00 to 14.00 V -
      Headlight Low Beam State Low beam headlight state OFF or ON

      OFF: Low beam headlights off

      ON: Low beam headlights on

      		 -
      Headlight High Beam State High beam headlight state OFF or ON

      OFF: High beam headlights off

      ON: High beam headlights on

      		 -
      DRL Operating State Daytime running light state OFF or ON

      OFF: Daytime running lights off

      ON: Daytime running lights on

      		 -
      Steering Sensor Signal Steering sensor signal value -384.0 to 382.5 deg Condition can be displayed -
      Front Right Wheel Speed Value Front right wheel speed 0.00 to 260.00 km/h (162.00 mph) Condition can be displayed -
      Front Left Wheel Speed Value Front left wheel speed 0.00 to 260.00 km/h (162.00 mph) Condition can be displayed -
      Vehicle Acceleration Vehicle acceleration

      -445.64 to 445.63 m/s2

      		Condition can be displayed -
      Clearance Light State Clearance light state OFF or ON

      OFF: Clearance lights off

      ON: Clearance lights on

      		 -
      Right Cornering Light State Cornering light RH state OFF or ON

      OFF: Cornering light RH off

      ON: Cornering light RH on

      		 Although this item is displayed on the GTS, it is not applicable to this vehicle.
      Left Cornering Light State Cornering light LH state OFF or ON

      OFF: Cornering light LH off

      ON: Cornering light LH on

      		 Although this item is displayed on the GTS, it is not applicable to this vehicle.
      Number Of Trouble Codes Number of trouble codes 0 to 255 Number of stored DTCs displayed -

  3. CLEAR FREEZE FRAME DATA

    Note

    Clearing the DTCs will also clear the freeze frame data.


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Clear the DTCs and freeze frame data.

      Click here


      Body Electrical > HL AutoLeveling > Clear DTCs