PARKING SUPPORT BRAKE SYSTEM, Diagnostic DTC:U1000

DTC Code DTC Name
U1000 CAN Communication Failure (Message Registry)

DESCRIPTION

When the clearance warning ECU assembly determines that the CAN communication circuit is malfunctioning during self diagnosis, DTC U1000 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
U1000 CAN Communication Failure (Message Registry) CAN communication circuit malfunction is detected Clearance warning ECU assembly

PROCEDURE


  1. CHECK FOR DTC


    1. Using the GTS, check for DTCs according to the prompts on the screen.

      Click here

      Tech Tips

      After turning the power switch from off to on (IG), wait 10 seconds or more before checking for DTCs.


      Body Electrical > IPA/ICS/Clearance Sonar > Trouble Codes

    2. Clear the DTCs according to the screen on the GTS.

      Click here


      Body Electrical > IPA/ICS/Clearance Sonar > Clear DTCs

    3. Recheck for DTCs.

      Click here


      Body Electrical > IPA/ICS/Clearance Sonar > Trouble Codes
      OK
      DTC U1000 is not output.

      Tech Tips


      • If DTC U1000 is not output after clearing the DTCs, an intermittent CAN communication circuit malfunction is suspected.

      • If DTC U1000 is output frequently, replace the clearance warning ECU assembly, even though the DTC was not output when rechecking for DTCs.

        Click here

      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE CLEARANCE WARNING ECU ASSEMBLY Click here