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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) (2 Of 5) >> DTC P0219-00: Engine Mechanical: High Engine Speed (H3T) >> Details On DTCs

Details On DTCs

P0219: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Engine mechanical: High engine speed
Detection condition Determination condition
  • When the engine speed exceeds the upper limit corresponding to each driving range.
Preconditions
  • Not applicable
Drive cycle
  • 1
Self-test type
  • Not applicable
Sensor/unit used
  • PCM
Fail-safe
  • Restricts the upper limit of the engine speed.
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • Malfunction caused by the following driving operations:
    • Downhill in the wrong gear
  • Oil penetration to combustion chamber
  • Fuel injector malfunction
  • Refueled with fuel other than specified fuel or mixing
  • PCM malfunction