AFS (ADAPTIVE FRONT-LIGHTING SYSTEM) FREEZE FRAME DATA


  1. FREEZE FRAME DATA


    1. Whenever an automatic headlight beam level control system DTC is stored, the headlight ECU subassembly 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 / AFS / Trouble Codes.

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

      AFS
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Traveling Direction Traveling direction / Not Fwd or Fwd

      Not Fwd: Shift lever in R or N

      Fwd: Shift lever in neither R nor N

      		 -
      Headlight Low Beam State Low beam headlight state / ON or OFF

      ON: Low beam headlights on

      OFF: Low beam headlights off

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

      ON: High beam headlights on

      OFF: High beam headlights off

      		 -
      DRL State Daytime running light state / ON or OFF

      ON: Daytime running lights on

      OFF: Daytime running lights off

      		 -
      Clearance Light State Parking light state / ON or OFF

      ON: Parking lights on

      OFF: Parking lights off

      		 -
      Engine Engine condition / ON or OFF

      ON: Power switch on (READY)

      OFF: Power switch not on (READY)

      		 -
      Passing Light Switch Dimmer switch high flash position (pass) signal / ON or OFF

      ON: Dimmer switch in high flash position

      OFF: Dimmer switch not in high flash position

      		 -
      Steering Sens Signal Steering sensor signal value / -384 deg to 382.5 deg 0.0 deg 0.0 deg is displayed when steering wheel is centered.
      FR Wheel Speed Front right wheel speed / 0.00 to 260.00 km/h (162.00 mph) Vehicle stopped: 0 km/h (0 mph) -
      FL Wheel Speed Front left wheel speed / 0.00 to 260.00 km/h (162.00 mph) Vehicle stopped: 0 km/h (0 mph) -
      Vehicle Acceleration

      Vehicle acceleration / -455.64 to 445.60 m/s2

      Vehicle stopped: 0.0 m/s2

      		-
      Swivel Motor Slave Status of the headlight swivel motor slave / Normal or Abnormal

      Normal: Headlight swivel motor is normal

      Abnormal: Headlight swivel motor is not normal

      		 If operation is abnormal, there may be a LIN communication error
      Swivel Motor Over-Run Status of the headlight swivel motor over-run / Normal or Abnormal

      Normal: Headlight swivel motor is normal

      Abnormal: Headlight swivel motor is not normal

      		 If operation is abnormal, there may be a LIN communication error
      Leveling Motor Slave Status of the headlight swivel motor slave / Normal or Abnormal

      Normal: Headlight swivel motor is normal

      Abnormal: Headlight swivel motor is not normal

      		 If operation is abnormal, there may be a LIN communication error
      Leveling Motor Over-Run Status of the headlight swivel motor over-run / Normal or Abnormal

      Normal: Headlight swivel motor is normal

      Abnormal: Headlight swivel motor is not normal

      		 If operation is abnormal, there may be a LIN communication error
      +B Headlight ECU sub-assembly LH IG power supply voltage value / 0 to 19.75 V 11.00 to 14.00 V -
      +B Voltage Value Headlight ECU sub-assembly LH +B power supply voltage value / 0 to 19.75 V 11.00 to 14.00 V -
      Number Of Trouble Codes Number of stored DTCs when Freeze Frame Data stored / 0 to 255 0 to 255 -

  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.