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ECM Communication Stop Mode (FROM 12/2010): Description

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
Detection Item Symptom Suspected Area
ECM COMMUNICATION STOP MODE
  • "Engine" and "ECT" are not displayed on the "CAN Bus Check" screen of Techstream.
  • Applies to "ECM COMMUNICATION STOP MODE" in the "DTC COMBINATION TABLE".
  • Power source or ECM
  • ECM main bus line or connector
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