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Home >> Hyundai >> 2021 >> Ioniq Hybrid SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (HEV) >> Mass Air Flow Sensor (MAFS) >> Repair Procedures >> Inspection
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Repair Procedures: Inspection

  1. Check the MAFS visually.
    • Mounting direction correct.
    • Any contamination, corrosion or damage on connector.
    • Air cleaner"s clogging or wet.
    • MAFS cylinders deforming or blocking by any foreign material.
  2. Check any leakage on intake system and intercooler system.