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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION AND TROUBLE AREA

DTC detecting condition Trouble area
If either of the following condition is fulfilled after 5 hours from ignition switch OFF.:
  • Engine coolant temperature is lower than intake air temperature by 30 °C (54 °F) for 15 sec.
  • Engine coolant temperature is higher than intake air temperature by 40 °C (72 °F).

    (2 driving cycle detection logic, monitoring once per driving cycle)
  • ECT sensor and/or its circuit
  • IAT sensor (in MAF and IAT sensor) and/or its circuit
  • ECM
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