DTC U1100: Powertrain Control Module Time-Out (Related To Engine); DTC U1101: Powertrain Control Module Time-Out (Related To A/T): Notes
CAUTION:
- If DTC U1100 or U1101 is set in the ETACS-ECU, always diagnose the CAN main bus line.
- Whenever the ECU is replaced, ensure that the communication circuit is normal.