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Home >> Mazda >> 2007 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [Engine (L3)] >> Barometric Pressure (BARO) Sensor Inspection

Barometric Pressure (BARO) Sensor Inspection

NOTE:
  • Perform the following inspection only when directed.
  • The following vacuum values are indicated by relative pressure from the PCM. (See PCM REMOVAL/INSTALLATION ).
  1. Connect the M-MDS or equivalent to the DLC-2.
  2. Turn the ignition switch to the ON position.
  3. Select BARO on the M-MDS or equivalent.
  4. Verify that the BARO PID (pressure) and barometric pressure are practically equal.
    • If not as verified, perform the "Circuit Open/Short Inspection".
      • If there is no open or short circuit, replace the PCM.
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