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Home >> Lexus >> 2007 >> LX 470 >> Repair and Diagnosis >> Engine Performance >> Engine Control System (2UZ-FE) >> SFI System >> DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control >> Description
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DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control: Description

Refer to DTC P0115  .

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. DTC Detection Condition Trouble Area
P0125 Engine coolant temperature hardly changes for 77 sec. after engine start
(2 trip detection logic)
  • Engine Coolant Temperature (ECT) sensor
  • Cooling system
  • Thermostat
Engine coolant temperature hardly changes for 129 sec. after engine start
(2 trip detection logic)
Engine coolant temperature hardly changes for 20 minutes after engine start
(2 trip detection logic)