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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Engine Control System (T24A-FTS) - Diagnostic Codes (02 Of 11)) >> SFI System >> DTC P0125-00: Insufficient Coolant Temperature for Closed Loop Fuel Control [10/2022 - 11/2023] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. 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
  • 52 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 8.33°C [46.99°F]) or higher
  • 134 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 19.44°C [66.99°F]) or higher, and less than (closed-loop engine coolant temperature - 8.33°C [46.99°F])
  • 1200 seconds: Engine coolant temperature at engine start is less than (closed-loop engine coolant temperature - 19.44°C [66.99°F])
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