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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Engine Control System (SFI) (M20A-FXS) - Diagnostic Codes (2 Of 6) (Hybrid)) >> SFI System >> DTC P0125-00: Insufficient Coolant Temperature for Closed Loop Fuel Control [10/2018 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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Time until actual engine coolant temperature reaches closed loop fuel control enabling temperature
  • 72 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 8.33°C [15°F]) or higher
  • 142 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 19.44°C [35°F]) or higher and less than (closed-loop 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])