DTC P1493 EGR Solenoid Valve Signal #1 Circuit Malfunction (High Input)
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.
NOTE:
For the diagnostic procedure, refer to DTC P1499. < refer to
DTC P1499 EGR SOLENOID VALVE SIGNAL #4 CIRCUIT MALFUNCTION (HIGH INPUT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >