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Home >> Mazda >> 2024 >> CX-30 Preferred >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (On-Board Diagnostic - Engine Control (VIN Y) (4 Of 6)) >> DTC P050A-00: Cold Start IAC System Performance Problem >> Details On DTCs

Details On DTCs

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P050A-00: (PCM - VIN Y) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Cold start IAC system performance problem
Detection condition Determination conditions
  • The difference between the actual engine speed and the target engine speed is the standard or more.
Preconditions
  • Engine speed: 500 rpm or more*1
  • Engine coolant temperature: -10-45°C {14-113°F}*
  • Catalytic converter estimated temperature: 380°C {716°F} or less*
  • Vehicle speed: 0 km/h {0 mph}*1
  • The following DTCs are not detected:
    • ECT sensor No. 1 malfunction: P0116-00:, P0117-00: and P0118-00:
    • MAP sensor malfunction: P0107-00: and P0108-00:
    • BARO sensor malfunction: P2226-00:, P2228-00: and P2229-00:
    • Instrument cluster malfunction: P2610-00:

*: Standard can be verified by displaying PIDs using M-MDS
Malfunction determination period
  • 9 s period
Drive cycle
  • 2
Self test type
  • CMDTC self test
Sensor used
  • CKP sensor
  • ECT sensor No. 1
Fail-safe
  • Limits intake air amount
  • Stops high pressure fuel pump control
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • Air suction in intake air system
  • Drive-by-wire control system malfunction
  • Throttle valve malfunction
  • PCM malfunction