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Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (3 Of 6) >> DTC P0365-00: Exhaust CMP Sensor Circuit Problem >> Notes
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DTC P0365-00: Exhaust CMP Sensor Circuit Problem: Notes

DTC P0365:00 DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0365:00 Exhaust CMP sensor circuit problem
DETECTION CONDITION
  • The exhaust CMP sensor input signal pattern, received while the crankshaft rotates 24 times, is incorrect.
  • Cylinder identification is not completed while the crankshaft rotates 15 times.

    Diagnostic support note

  • This is a continuous monitor (CCM).
  • The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA/Snapshot data is available.
  • DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Stops fuel injection
  • Stops ignition
POSSIBLE CAUSE
  • Exhaust CMP sensor connector or terminals malfunction
  • Short to ground or open circuit in exhaust CMP sensor power supply circuit
    • Short to ground in wiring harness between ENGINE 2 15 A fuse and exhaust CMP sensor terminal C
    • ENGINE2 15 A fuse malfunction
    • Open circuit in wiring harness between main relay terminal C and exhaust CMP sensor terminal C
  • Short to ground in wiring harness between exhaust CMP sensor terminal A and PCM terminal 1Q
  • PCM connector or terminals malfunction
  • Short to power supply in wiring harness between exhaust CMP sensor terminal A and PCM terminal 1Q
  • Exhaust CMP sensor signal circuit and ground circuit are shorted to each other
  • Open circuit in wiring harness between the following terminals:
    • Exhaust CMP sensor terminal A-PCM terminal 1Q
    • Exhaust CMP sensor terminal B-PCM terminal 1X
  • Exhaust CMP sensor malfunction
    • Exhaust CMP sensor is dirty
    • Exhaust CMP sensor pulse wheel malfunction
  • CKP sensor connector or terminals malfunction
  • Loose timing chain or improper valve timing
  • PCM malfunction
G13697873Courtesy of MAZDA MOTORS CORP.