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Home >> Hyundai >> 2007 >> Veracruz SE, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0102 Mass Or Volume Air Flow Circuit Low Input >> Ground Circuit Inspection >> Check Open In Harness
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Check Open In Harness

  1. IG "OFF" and disconnect MAFS connector and then IG "ON".
  2. Measure voltage between signal terminal of MAFS harness connector and chassis ground (Measurement "A")
  3. Measure voltage between signal and ground terminals of MAFS harness connector (Measurement "B")

    Specification : Voltage difference between Measurement "A" and "B" is below 200mV.

  4. Is the measured voltage within specification ?

    YES: 

    NO: 

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