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Home >> Mazda >> 2024 >> CX-30 Preferred >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System (VIN Y)) >> Mass Air Flow (MAF) Sensor Inspection (VIN Y) >> Function Inspection

Function Inspection

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  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
  3. Display the PCM PID [MAF]. (Refer to PID/DATA MONITOR INSPECTION .) .) (Refer to PID/DATA MONITOR TABLE [PCM(VIN Y)] .) .)
  4. Compare the voltage and flow rate indications for the PID [MAF] with the standard in the table indicated below.
VOLTAGE SPECIFICATION - STANDARD

MAF Remarks
V g/s {lb/min}
Approx. 1.02 0.00 {0.000} Ignition switched ON (engine off)
Approx. 1.43 1.77 {0.234} Idle (after warm up)
Approx. 1.72 5.02 {0.664} Racing (Engine speed: 2, 000 rpm)