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Mitsubishi
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2001
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Diamante LS
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0450: EVAP Control System Pressure Sensor Malfunction
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Probable Causes
Probable Causes
FTDP sensor failed.
Open or short in FTDP sensor circuit, or loose connector.
Powertrain Control Module (PCM) failed.
Fuel overflow limiter valve stuck, or fuel vapor line blocked.