Code No. U0164 A/C-ECU CAN timeout


caution
  • If the diagnosis code No. U0164 is set, diagnose the CAN bus line.
  • When replacing the ECU, always check that the communication circuit is normal.

FUNCTION



TROUBLE JUDGEMENT



PROBABLE CAUSES



  • Malfunction of CAN bus line
  • Malfunction of the A/C-ECU
  • Malfunction of SRS-ECU