[Previous][Next]
DTC U1073 Bus-off
 
 
caution
  • If DTC U1073 is set in the gateway-ECU (for BSW), surely perform CAN bus line diagnosis.
  • Replace ECU after certainly confirming that the communication circuits are normal.
 
 
TROUBLE JUDGMENT
When gateway-ECU (for BSW) has ceased the CAN (CAN-C) communication (bus off), DTC U1073 is set.
 
 
TROUBLESHOOTING HINTS
  • The CAN (CAN-C) bus line is defective.
  • Malfunction of the gateway-ECU (for BSW)
  • ECU malfunction of other system