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Home >> Lexus >> 2020 >> NX 300h Base >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostics - Introduction >> Pre-Collision System >> Freeze Frame Data [10/2014 - 09/2017] >> Freeze Frame Data [10/2014 - 09/2017]

Freeze Frame Data [10/2014 - 09/2017]

  1. CHECK FREEZE FRAME DATA 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes.

      Body Electrical > Pre-Collision 2 > Trouble Codes 

    5. According to the Techstream display, select a DTC that stored freeze frame data.
    6. Read the freeze frame data recorded when the DTC was stored.

      Body Electrical > Pre-Collision 2 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      PCS OFF Switch Pre-collision system switch status ON or OFF ON: Pre-collision system function disabled due to switch operation
      OFF: Pre-collision system function enabled due to switch operation
      -
      Pre-Collision System Pre-collision system control Valid or Inval Valid: Pre-collision system control possible
      Inval: Pre-collision system control not possible
      -
      PCS Indicator "Pre-collision System Malfunction Visit Your Dealer" display request signal ON or OFF ON: "Pre-collision System Malfunction Visit Your Dealer" display requested
      OFF: "Pre-collision System Malfunction Visit Your Dealer" display not requested
      -
      PCS Disabled Indicator "Pre-collision System Unavailable" display request signal ON or OFF ON: "Pre-collision System Unavailable" display requested
      OFF: "Pre-collision System Unavailable" display not requested
      -
      Pre-Collision Safety Warning Buz Pre-collision system warning buzzer Valid or Inval Valid: Pre-collision system warning buzzer operation possible
      Inval: Pre-collision system warning buzzer operation not possible
      -
      Pre-Collision Brake Pre-collision brake function Valid or Inval Valid: Pre-collision brake operation possible
      Inval: Pre-collision brake operation not possible
      -
      Rear Collision Detection - - - Not Supported
      Flushing Lamp Emergency stop light function Valid or Inval Valid: Emergency stop light operation possible
      Inval: Emergency stop light operation not possible
      -
      PBA Start Pre-collision brake assist activation signal OFF, Standby, Assist Lv1 or Assist Lv2 OFF: Pre-collision brake assist not activated
      Standby: Pre-collision brake assist standby
      Assist Lv1: Pre-collision brake assist activated
      Assist Lv2: Pre-collision brake assist activated
      Signal status changes when the pre-collision brake assist is activated before a crash (Pre-collision brake will activate only in situations where the driver depresses the brake pedal)
      Warning Brake Warning brake operation ON or OFF ON: Warning brake operating
      OFF: Warning brake not operating
      -
      Brake Assist Standby Supplemental brake pressure signal ON or OFF ON: Supplemental brake pressure being provided
      OFF: Supplemental brake pressure not being provided
      Signal status changes when supplemental brake pressure is being provided after a crash is judged as unavoidable and before the brake pedal is depressed
      Pre-Collision Brake Control Pre-collision brake operational status ON or OFF ON: Pre-collision brake operating
      OFF: Pre-collision brake not operating
      Status changes when pre-collision brake operates before a crash
      AVS Start Adaptive variable suspension system control activation status ON or OFF ON: Adaptive variable suspension system control activated
      OFF: Adaptive variable suspension system control not activated
      Status changes when the suspension is controlled (stiffened) prior to a crash
      VGRS Start - - - Not Supported
      AHR Electricity Standby - - - Not Supported
      AHR Start - - - Not Supported
      Face Direction - - - Not Supported
      Face Orientation Angle - - - Not Supported
      Driver Monitor voltage - - - Not Supported
      CCS Cancel Automatic cancellation of cruise control during pre-collision brake activation ON or OFF ON: Cruise control automatically canceled
      OFF: Cruise control not automatically canceled
      -
      Pre-Collision Safety Brake Ind Pre-collision system "BRAKE!" alert status ON or OFF ON: Pre-collision system "BRAKE!" alert on
      OFF: Pre-collision system "BRAKE!" alert off
      -
      PCS Crash Alarm Buzzer Skid control buzzer status ON or OFF ON: Skid control buzzer sounds
      OFF: Skid control buzzer does not sound
      -
      ORC Backlight - - - Not Supported
      Rear Radar Sensor Dirty - - - Not Supported
      Rear Radar Sens Temp Hi - - - Not Supported
      Rear Radar Voltage - - - Not Supported
      Rear Radar Wave Transmission - - - Not Supported
      Recog ECU H Temp Stop - - - Not Supported
      Recog ECU Recognize Img - - - Not Supported
      Recog ECU H Temp Hist - - - Not Supported
      Recognition Camera Images - - - Not Supported
      Recognition Camera Voltage - - - Not Supported