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

Refer to DTC P0115 (See DTC P0115 ENGINE COOLANT TEMPERATURE CIRCUIT MALFUNCTION; DTC P0117 ENGINE COOLANT TEMPERATURE CIRCUIT LOW INPUT; DTC P0118 ENGINE COOLANT TEMPERATURE CIRCUIT HIGH INPUT ).

DTC DETECTION CONDITION CHART

DTC Code DTC Detection Condition Trouble Area
P0125 The Engine Coolant Temperature (ECT) does not reach the closed loop enabling temperature for 20 minutes (this period varies with the engine start ECT) (2 trip detection logic).
  • Engine Coolant Temperature (ECT) sensor
  • Cooling system
  • Water inlet sub-assembly with thermostat