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Home >> Mazda >> 2013 >> 6 i Sport, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System MZR 2.5] >> DTC P050A:00 >> Notes
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DTC P050A:00: Notes

DTC P050A:00 Cold start idle air control system performance problem
DETECTION CONDITION 
  • The actual idle speed is lower than expected by specified for 8.4 s  when the target idle speed correction value for cold start is above 0 rpm  .
    NOTE:
    • If intake air temperature is below -10 °C {14 °F}  , the PCM cancels diagnosis of P050A:00.

Diagnostic support note 
  • This is a continuous monitor (cold start emission reduction strategy monitoring).
  • 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 the first drive cycle.
  • FREEZE FRAME DATA (Mode2)/Snapshot data is not available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Air suction in intake air system
  • Drive-by-wire control system malfunction
  • Throttle valve stuck or blockage
  • PCM malfunction
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