Check Power Supply And Ground Line Of Engine Control Module (ECM): Notes
WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode < refer to
OPERATION , Clear Memory Mode >, and Inspection Mode < refer to
PROCEDURE , Inspection Mode >.