Monitor Strategy

Related DTCs

P0125: Insufficient engine coolant temperature for closed-loop fuel control

Required Sensors/Components (Main)

Thermostat, cooling system

Required Sensors/Components (Related)

Engine coolant temperature sensor and mass air flow meter

Frequency of Operation

Once per driving cycle

62.94 seconds or more: Engine coolant temperature at engine start -8.34°C (17°F) or more

135.32 seconds or more: Engine coolant temperature at engine start -8.34 to -19.45°C (17 to -3°F)

20 minutes or more: Engine coolant temperature at engine start less than -

PZEV:

52.5 seconds or more: Engine coolant temperature at engine start -8.34°C (17°F) or more

97.56 seconds or more: Engine coolant temperature at engine start -8.34 to -19.45°C (17 to -3°F)

20 minutes or more: Engine coolant temperature at engine start less than -19.45°C (-3°F)

MIL Operation

2 driving cycles

Sequence of Operation

None

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