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HOMESERVICE MANUALSHYUNDAI2009TUCSON LIMITED, 2.0 BREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISDTC TROUBLESHOOTING PROCEDURES (2.0L)TROUBLESHOOTING FOR DTCP0125 INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROLDTC DETECTING CONDITION
2009 Hyundai Tucson Limited, 2.0 B

P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control: DTC Detecting Condition

2009 Hyundai Tucson Limited, 2.0 BSECTION DTC Detecting Condition
Item Detecting Condition Possible Cause
DTC Strategy
  • Check time to closed loop control start with coolant temperature model.
  • Contact resistance in connectors.
  • Faulty cooling system.
  • Faulty thermostat.
  • Faulty ECT sensor.
Enable Conditions
  • Minimum time after engine start versus intake air temperature at start:
    1. 2minutes for intake air temp. > 10°C (50°F)
    2. 5minutes for -7°C (19°F) < Intake air temp. < 10°C (50°F)
  • 6 < Battery voltage (V) <16
  • Elapsed time after Strat versus Engine coolant temperature at start
    1. 2minutes for intake air temp. > 10°C (50°F)
    2. 5minutes for -7°C (19°F) < Intake air temp. < 10°C (50°F)
Threshold Value
  • Measured coolant temperature < 5°C (41°F) When modeled coolant temperature > 50°C (41°F)
Diagnostic Time
  • Immediate.
Fall Safe
  • Calculated engine coolant temperature is used for engine control.
  • Cooling/Condenser fan is active with MAX speed.
  • EVAP. emission control function is controlled in minimum operation mode.
Mil On Condition
  • 2 Driving Cycles
RENDER: 1.0x

NO RELATED

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