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2002
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Impreza WRX Wagon F4-2.0L 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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P Code Charts
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P1091
P1091
DTC P1091 - TUMBLE GENERATOR VALVE SYSTEM #1 (RH) MALFUNCTION (STUCK CLOSE)
DTC DETECTING CONDITION
Immediately at fault recognition
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode and Inspection Mode.
Step 1 - 2: