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Home >> Mazda >> 2024 >> CX-50 S Select >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VIN Y) >> Manifold Absolute Pressure (Map) Sensor Inspection >> Function Inspection
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Function Inspection

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
  3. Display the PCM PIDs [MAP_VOLT] and [MAP]. (See PID/DATA MONITOR INSPECTION .) (See PID/DATA MONITOR TABLE [PCM (SKYACTIV-G VIN Y)] .)
  4. Compare the voltage and manifold absolute pressure indications for the PIDs [MAP_VOLT] and [MAP] with the standard in the table indicated below.
    • If they do not match the standard, perform the voltage inspection. (See VOLTAGE INSPECTION .)
STANDARD SPECIFICATION

MAP_VOLT MAP Remarks
V kPa {kgf/cm2 , psi}
Approx. 0.73 32 {0.33, 4.6} Idle
Approx. 0.64 27 {0.28, 3.9} Racing (engine speed is 2, 000 rpm)
Approx. 0.68 28 {0.29, 4.1} Racing (engine speed is 4, 000 rpm)