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Home >> Lexus >> 2008 >> GX 470 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

TYPICAL MALFUNCTION THRESHOLDS

Time until "engine coolant temperature" detection temperature reaches feedback start temperature -
When the temperature at the time of engine starting is -8 34°C (17°F) or more Engine coolant temperature is less than 0°C (0°F) when 77 sec or more after engine start
When the temperature at the time of engine starting is -19 45 to -8 34°C (-3 to 17°F) Engine coolant temperature is less than 0°C (0°F) when 129 sec or more after engine start
When the temperature at the time of engine starting is less than-19 45°C (-3°F) Engine coolant temperature is less than 0°C (0°F) when 20 mm or more after engine start