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Home >> Toyota >> 2018 >> Highlander LE Plus, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 45 (SFI System [1AR-FE] - Diagnostic Codes - (Except Hybrid) (6 Of 8)) >> SFI System >> DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control [12/2013 - 11/2016] >> Monitor Strategy

Monitor Strategy

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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 49 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 8.33°C [46.994°F]) or higher
90 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 19.44°C [66.992°F]) or higher, and less than (closed-loop engine coolant temperature - 8.33°C [46.994°F])
1200 seconds: Engine coolant temperature at engine start is less than (closed-loop engine coolant temperature - 19.44°C [66.992°F])
MIL Operation 2 driving cycles
Sequence of Operation None