[Previous][Next]
DTC U0001: Bus Off (CAN-C)
 
 
caution
  • If DTC U0001 is stored in the SRS-ECU, diagnose the CAN main bus line.
  • Whenever the ECU is replaced, ensure that the communication circuit is normal.
 
 
DIAGNOSTIC FUNCTION
If the CAN-C circuit malfunction occurs, the SRS-ECU stores DTC U0001.
 
 
JUDGMENT CRITERIA
Because of the CAN-C bus circuit malfunction, if SRS-ECU becomes unable to perform the normal data transmission, SRS-ECU determines that an abnormality is present.
 
 
TROUBLESHOOTING HINTS
Malfunction of CAN bus line