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Home >> Kia >> 2015 >> Forte LX, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - 1.8L >> DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Coolant temperature too low for Lambda regulation
  1. Faulty cooling system
  2. Faulty ECT sensor
  3. Poor connection or damaged harness
Enable Conditions
  • Coolant temp. at start < 5.25 °C (41.45°F)
  • Minimum time (0°C: approx.50sec, 8°C: approx.100sec, 20°C: 200sec., 36°C: 300sec.) after start versus coolant temperature at Start
  • No relevant failure
  • 11V < Battery voltage < 16V
Threshold Value
  • Coolant temperature signal < 5.25 °C (41.45°F)
Diagnostic Time
  • Immediate
Mil On Condition
  • 2 Drive Cycles
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