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Home >> Lexus >> 2020 >> RC F Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Automatic Headlight Beam Level Control System (Triple Beam) - Diagnostics - Introduction) >> AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(for Triple Beam Headlight) >> Freeze Frame Data [09/2014 - 03/2019] >> Freeze Frame Data [09/2014 - 03/2019]
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Freeze Frame Data [09/2014 - 03/2019]

WARNING: This page is about a different car, the 2019 Lexus RC F, 2018 Lexus RC F, 2017 Lexus RC F, 2016 Lexus RC F, and 2015 Lexus RC F. However, it is still accessible from the selected car via links, so may be relevant.
  1. FREEZE FRAME DATA 
    1. Whenever an automatic headlight beam level control system DTC is stored, the headlight light control ECU sub-assembly LH stores the current vehicle state as freeze frame data.
  2. CHECK FREEZE FRAME DATA 
    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 / 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
      Height Sens Pw Supply Val Height control sensor power supply value 0.00 to 5.00 V 4.61 to 5.00 V -
      Rr Height Sens Signal Val Rear height control sensor signal value 0.00 to 5.00 V 0.50 to 4.50 V Value changes according to vehicle height
      +B Voltage Value Headlight light control ECU sub-assembly power supply voltage value 0 to 19.75 V 11 to 14 V -
      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 Operating State Daytime running light state ON or OFF ON: Daytime running lights on
      OFF: Daytime running lights off      		 -
      Front Right Wheel Speed Value Front right wheel speed 0.00 to 327.67 km/h (203.61 mph) Vehicle stopped: 0 km/h (0 mph) -
      Front Left Wheel Speed Value Front left wheel speed 0.00 to 327.67 km/h (203.61 mph) Vehicle stopped: 0 km/h (0 mph) -
      Vehicle Acceleration Vehicle acceleration -455.64 to 445.60 m/s2 Vehicle stopped: 0 m/s2 -
      Clearance Light State Parking light state ON or OFF ON: Parking lights on
      OFF: Parking lights off      		 -
      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 Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Clear the DTCs and freeze frame data.

      Refer to DTC CHECK / CLEAR [09/2014 - 03/2019]

      Body Electrical > HL AutoLeveling > Clear DTCs 

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