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Mitsubishi
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2001
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Diamante ES
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Repair and Diagnosis
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Engine Performance
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Engine Controls - Self-Diagnostics
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DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
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Probable Causes
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Probable Causes
Heated Oxygen Sensor (HO2S) failed.
Fuel injector failed.
Fuel pressure regulator failed.
Fuel pump failed.
Fuel filter blockage.
Air intake malfunction.
Exhaust gas leak.
Powertrain Control Module (PCM) failed.