DTC 011: Power-Train Control Module Time-Out (Related To Engine), DTC 012: Powertrain Control Module Time-Out (Related To A/T): Notes
WARNING: This page is about a different car, the 2004 Mitsubishi Galant. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
If DTC 011 or 012 is set in the ETACS-ECU, always diagnose the CAN main bus line.
CAUTION:
Whenever the ECU is replaced, ensure that the communication circuit is normal.