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Home >> Lexus >> 2017 >> LS 460 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P0010-P0230) >> SFI System >> DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control [09/2015 - 09/2016] >> Description

DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control [09/2015 - 09/2016]: Description

DTC P0115 (Refer to DESCRIPTION ).

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