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Mitsubishi
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2003
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Lancer Evolution
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Controls - Self-Diagnostics - 2.0L Turbo
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Diagnostic Tests
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DTC P0101: Volume Airflow Circuit Range/Performance Problem
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Possible Causes
Possible Causes
VAF sensor failed.
Open or shorted VAF sensor circuit or loose connector.
ECM (M/T) or PCM (A/T) failed.
Air leak between VAF sensor and throttle body.