Subaru 2009 IMPREZA Service Manual page 1585

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
EH:DTC P2444 SECONDARY AIR INJECTION SYSTEM PUMP STUCK ON
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(H4DOTC)-229, DTC P2444 SECONDARY AIR INJECTION SYS-
TEM PUMP STUCK ON, Diagnostic Trouble Code (DTC) Detecting Criteria.>
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to EN(H4DOTC)(diag)-54,
OPERATION, Clear Memory Mode.>, and Inspection Mode <Ref. to EN(H4DOTC)(diag)-43, PROCE-
DURE, Inspection Mode.>.
EN(H4DOTC)(diag)-364