Check Power Supply And Ground Line Of Engine Control Module (ECM): Notes
WARNING: This page is about a different car, the 2012 Subaru Legacy. 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..