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Home >> Mazda >> 2024 >> CX-90 Turbo Select >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> On-Board Diagnostic - Pcm (VIN C & VIN D) (4 Of 5) >> DTC P2452-00: GPF Pressure Sensor Control Circuit Malfunction >> Details On DTCs

Details On DTCs

P2452: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location GPF pressure sensor control circuit malfunction
Detection condition Determination conditions
  • The GPF pressure sensor output value is not within the standard.
Preconditions
  • Barometric pressure: 70 kPa {0.71 kgf/cm2 , 10 psi} or more *1
  • Engine coolant temperature: 60°C {140°F} or more *1
  • Ambient air temperature: -10°C {14°F} or more *1
  • Engine speed: 200 rpm *1
  • Battery voltage: 8 V or more *1
  • The following DTCs are not detected:
    • GPF pressure sensor: P2454: 00, P2455: 00 and P2456: 00
  • GPF pressure sensor monitor basic condition are met
    • GPF pressure sensor estimated temperature: Exceeds 20°C {68°F}
    • The following DTCs are not detected:
      • ECT sensor No. 1: P0116: 00, P0117: 00 and P0118: 00
      • IAT Sensor: P0110: 00
      • MAF Sensor: U063F: 00

    *1: Standard can be verified by displaying PIDs using M-MDS

Drive cycle
  • 1
Self test type
  • CMDTC self test
Sensor used
  • GPF pressure sensor
Fail-safe
  • Inhibits the automatic GPF regeneration control.
  • Inhibits the compulsory GPF regeneration control.
  • Inhibits the fuel cut control.
Vehicle status when DTCs are output
  • A message related to the GPF is indicated on the display.
Possible cause
  • GPF pressure sensor connector or terminals malfunction
  • GPF pressure sensor malfunction
  • PCM malfunction