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DTC U0073: Notes

DTC U0073 DETECTION CONDITION AND POSSIBLE CAUSES

DTC U0073 CAN BUS OFF
DETECTION CONDITION 
  • CAN controller is damaged.

Diagnostic support note: 

  • This is continuous monitor (CCM).
  • MIL illuminates if TCM detects the above malfunction condition.
  • FREEZE FRAME DATA is available.
  • O/D OFF indicator light flashes.
  • DTC is stored in TCM memory.
POSSIBLE CAUSE 
  • Damaged CAN controller