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Home >> Lexus >> 2017 >> LS 460 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P1603-U0319) >> SFI System >> DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control [09/2016 - ] >> Monitor Strategy

Monitor Strategy

Related DTCs P0125: Insufficient engine coolant temperature for closed-loop fuel control
Required Sensors/Components (Main) Engine coolant temperature sensor, thermostat, cooling system
Required Sensors/Components (Related) -
Frequency of Operation Once per driving cycle
Duration 69 seconds: Engine coolant temperature at engine start is [closed-loop engine coolant temperature - 8.33°C (15°F)] or higher
132 seconds: Engine coolant temperature at engine start is [closed-loop engine coolant temperature - 19.44°C (35°F)] or higher, and less than [closedloop engine coolant temperature - 8.33°C (15°F)]
1200 seconds: Engine coolant temperature at engine start is less than [closed-loop engine coolant temperature - 19.44°C (35°F)]
MIL Operation 2 driving cycles
Sequence of Operation None