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Home >> Hyundai >> 2021 >> Accent SE, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) >> DTC P0A1A-00: Generator Control Module >> Component Inspection >> Notes
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Component Inspection: Notes

  1. Turn the ignition switch "OFF".
  2. Connect probe to battery sensor to check signal waveform by using oscilloscope function.
  3. Turn the ignition switch "ON" and monitor signal waveform.

    Specification:  Signal waveform will be displayed as Signal Waveform & Data

  4. Is the measured signal waveform O.K?

    YES 

    NO 

    • Replace the Generator with an usable one and check for proper operation. If the problem is corrected, replace the Generator and then go to "VERIFICATION OF VEHICLE REPAIR ".
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