LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 127 (Engine Control System (2GR-FKS) - Diagnostic Codes (03 Of 10)) >> SFI System >> DTC P0125-00: Insufficient Coolant Temperature for Closed Loop Fuel Control [08/2021 - ] >> Monitor Strategy

Monitor Strategy

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 350, 2023 Lexus ES 350, 2022 Lexus ES 350, 2021 Lexus ES 350, and 2020 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
Related DTCs P0125: Insufficient engine coolant temperature for closed loop fuel control
Required Sensors/Components (Main) Engine coolant temperature sensor
Water inlet with thermostat sub-assembly
Engine cooling system
Required Sensors/Components (Related) -
Frequency of Operation Once per driving cycle
Duration
  • 68 seconds: Engine coolant temperature at engine start is (closed-loop engine coolant temperature - 8.33°C [46.99°F]) or higher
  • 164 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])
MIL Operation 2 driving cycles
Sequence of Operation None