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Home >> Mazda >> 2011 >> 2 Touring, 1.5 Z, Standard >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System MZR 1.5] >> DTC P0111:00 >> Notes

DTC P0111:00: Notes

DTC P0111:00 (MZR 1.5) DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0111:00 IAT sensor circuit range/performance problem
DETECTION CONDITION 
  • If the IAT is higher than the ECT by 28.1 °C {50.6 °F} for 1.2 s  or the IAT is lower than the ECT by -27.8 °C {-50.0 °F} for 1.2 s  with the ignition switch is ON*, the PCM determines that there is an IAT sensor circuit range/performance problem.

    *: Ignition switch is ON when 6 h or more have passed since the ignition was switched to off.

    NOTE:
    • The PCM does not detect malfunctions while the block heater is operating.

    Diagnostic support note 

  • This is a continuous monitor (CCM).
  • The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
  • PENDING CODE is available if the PCM detects the above malfunction condition during first drive cycle.
  • FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • MAF/IAT sensor connector or terminals malfunction
  • IAT sensor malfunction
  • PCM connector or terminals malfunction
  • PCM malfunction