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2007
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Impreza WRX F4-2.5L DOHC Turbo
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Diagnostic Trouble Code Descriptions
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Diagnostic Trouble Code (DTC) Detecting Criteria
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P2442
P2442
DTC P2442 SECONDARY AIR INJECTION SYSTEM SWITCHING VALVE STUCK OPEN (BANK2)
NOTE:
For the diagnostic procedure, refer to DTC P0410.