ANTI-LOCK BRAKE SYSTEM(for Type B), Diagnostic DTC:U0073

DTC Code DTC Name
U0073 Control Module Communication Bus OFF

DESCRIPTION

The skid control ECU (brake actuator assembly) receives signals from the ECM via CAN communication.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0073 Control Module Communication Bus OFF A bus OFF state occurs once or more within 0.1 seconds, 10 times in succession. (Sent signals cannot be received.) CAN communication system

PROCEDURE


  1. INSPECT CAN COMMUNICATION SYSTEM


    1. Inspect CAN communication system.

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      Tech Tips

      When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.

      Result
      Proceed to
      NEXT

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