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Circuit Description

Refer to DTC P0115  .

DTC DETECTION CONDITIONS

DTC No. DTC Detection Conditions Trouble Areas
P0125
  • Case 1: Engine Coolant Temperature (ECT) less than -6.6°C (20°F) at engine start and following conditions met (2 trip detection logic):
    1. 20 minutes elapsed since engine start
    2. ECT sensor value remains below closed-loop fuel control enabling temperature
  • Case 2: ECT between -6.6°C and 10°C (20°F and 50°F) at engine start and following conditions met (2 trip detection logic):
    1. 5 minutes elapsed since engine start
    2. ECT sensor value remains below closed-loop fuel control enabling temperature
  • Case 3: ECT above 10°C (50°F) at engine start and following conditions met (2 trip detection logic):
    1. 2 minutes elapsed since engine start
    2. ECT sensor value remains below closed-loop fuel control enabling temperature
  • Cooling system
  • ECT sensor
  • Thermostat