Subaru IMPREZA GD 2007 Series Manual page 1825

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Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
8. FAIL SAFE
• Intake manifold pressure sensor process: Estimate the pressure from engine load.
• ISC feedback: Not allowed to calculate the amount of feedback.
• Heavy fuel judgment: Not allowed to carry out the heavy judgment.
• Fuel cut control: Cut the over pressure charged fuel.
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
GD(H4DOTC)-34