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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 74 (On-Board Diagnostic - Engine Control System (1 Of 4)) >> DTC P0069-00: Manifold Absolute Pressure/Atmospheric Pressure Correlation Problem >> Outline

DTC P0069-00: Manifold Absolute Pressure/Atmospheric Pressure Correlation Problem: Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0069:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Manifold absolute pressure/atmospheric pressure correlation problem
Detection condition
  • The PCM monitors the difference between the intake manifold vacuum and the atmospheric pressure. If the difference is below -12 kPa {-0.12 kgf/cm2 , -1.7 psi} or above 12 kPa {0.12 kgf/cm2 , 1.7 psi} when the following conditions are met, the PCM determines that there is a MAP sensor performance problem.

    Precondition

  • 12-15 s from when ignition is switched off.
Fail-safe
  • Not applicable
Possible cause
  • MAP sensor malfunction
  • BARO sensor (built-into PCM) malfunction
  • PCM malfunction
System wiring diagram
  • Not applicable
Connector diagram
  • Not applicable
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