LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Mitsubishi
>>
2001
>>
Montero XLS
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Self-Diagnostics
>>
Diagnostic Tests
>>
P0125: Excessive Time To Enter Closed Loop Fuel Control
>>
Probable Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Probable Causes
Heated Oxygen Sensor (HO2S) failed.
Fuel injector failed.
Fuel pressure regulator failed.
Fuel pump failed.
Fuel filter clogged.
Intake system vacuum leak.
Exhaust leak.
Powertrain Control Module (PCM) failed.