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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - SFI System Diagnostics (2 Of 4) >> DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control >> Description

DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control: Description

Refer to DTC P0115 .

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
P0125 Engine coolant temperature does not reach closed loop enabling temperature for 20 minutes (this period varies with engine start engine coolant temperature) (2 trip detection logic)
  • Cooling system
  • Engine coolant temperature sensor
  • Thermostat