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Home >> Subaru >> 2005 >> Outback XT, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Engine (Diagnostics) (H4DOTC) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P2228 Barometric Pressure Circuit Low Input >> DTC Detecting Condition:
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DTC Detecting Condition:

CAUTION: After repair or replacement of faulty parts, conduct Clear Memory Mode < Ref. to , OPERATION , Clear Memory Mode.> and Inspection Mode < Ref. to , PROCEDURE , Inspection Mode.>.
DIAGNOSTIC PROCEDURE (DTC P2228)

Step Check Yes No

CHECK FOR ANY OTHER DTC ON DISPLAY. 
Does the Subaru Select Monitor or OBD-II general scan tool indicate DTC P1110? Replace the ECM.
< Ref. to ENGINE CONTROL MODULE (ECM) . >
NOTE: Atmospheric pressure sensor is built into ECM.
A temporary poor contact.