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Freeze Frame Data [07/2015 - ]

  1. DESCRIPTION 
    1. Whenever PCS DTC is detected, the driving support ECU assembly stores the current vehicle (ECU or sensor) state as Freeze Frame Data.
  2. 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.
    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.
      PRE-COLLISION 2

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Turn Light RH Turn signal switch (right) status/
      ON or OFF      		 ON: Turn signal switch (right) on
      OFF: Turn signal switch (right) off      		 -
      Turn Light LH Turn signal switch (left) status/
      ON or OFF      		 ON: Turn signal switch (left) on
      OFF: Turn signal switch (left) off      		 -
      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      		 -
      Warning Brake Warning brake activation signal/
      ON or OFF      		 ON: Warning brake activated
      OFF: Warning brake not activated      		 -
      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 AVS control activation status/
      ON or OFF      		 ON: AVS control activated
      OFF: AVS control not activated      		 Not Supported
      VGRS Start VGRS control activation status/
      ON or OFF      		 ON: VGRS control activated
      OFF: VGRS control not activated      		 Not Supported
      The Number of DTCs Number of past trouble codes/min: 0, max: 255 Number of DTCs will be displayed -
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