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Home >> Hyundai >> 2007 >> Azera GLS >> 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

Ground Circuit Inspection

  1. IG "OFF" and disconnect MAFS connector and then IG "ON".
  2. Measure voltage between terminal 1 of MAFS harness connector and chassis ground.
  3. Measure voltage between terminal 1 and 3 of MAFS harness connector.

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

  4. Is the measured voltage within specification?

    YES 

    NO 

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