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Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (Engine Control System (2GR-FSE) - Diagnostic Codes (2 Of 5)) >> SFI System >> DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control [09/2014 - 11/2017] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2017 Lexus RC 350, 2017 Lexus RC 300, 2016 Lexus RC 350, 2016 Lexus RC 300, and 2015 Lexus RC 350. However, it is still accessible from the selected car via links, so may be relevant.
Time until actual engine coolant temperature reaches closed loop fuel control enabling temperature 78 seconds: Engine coolant temperature at engine start -13.33°C (8°F) or higher (for 2WD models)
91 seconds: Engine coolant temperature at engine start -13.33°C (8°F) or higher (for AWD models)
131 seconds: Engine coolant temperature at engine start -24.44°C (-11.99°F) or higher, and less than -13.33°C (8°F) (for 2WD models)
154 seconds: Engine coolant temperature at engine start -24.44°C (-11.99°F) or higher, and less than -13.33°C (8°F) (for AWD models)
1200 seconds: Engine coolant temperature at engine start less than -24.44°C (-11.99°F)