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Home >> Mazda >> 2024 >> 3 S >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting (1 Of 2) (VIN M) >> Engine Control System Operation Inspection [SKYACTIV-G] >> Fuel Cut Control System Inspection >> If data monitor function of M-MDS is used

If data monitor function of M-MDS is used

  1. Warm up the engine and idle it.
  2. Connect the M-MDS to the DLC-2.
  3. Select the PCM PIDs [ENG_RPM] and [FUEL_PULSE_WD]. (See PID/DATA MONITOR INSPECTION .)
  4. Monitor both PIDs while performing the following steps:
    1. Depress the accelerator pedal and increase the [ENG_RPM] PID to 4, 000 rpm.
    2. Quickly release the accelerator pedal (brake pedal is not depressed) and verify that the [FUEL_PULSE_WD] PID is 0 msec, and 2 -5 msec when the [ENG_RPM] PID drops below 1, 200 rpm.