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Home >> Kia >> 2018 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> Mass Air Flow Sensor (MAFS) >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery (-) terminal.
  2. Disconnect the mass air flow sensor connector (A) and the installation clamp.
  3. Remove the mass air flow sensor (B).

    Mass air flow sensor mounting bolt: 

    2.9 - 4.9 N.m (0.3 - 0.5 kgf.m, 2.2 - 3.6 lb.ft)

    Mass air flow sensor clamp mounting bolt: 

    2.9 - 4.9 N.m (0.3 - 0.5 kgf.m, 2.2 - 3.6 lb.ft)

    G12347266Courtesy of KIA MOTORS AMERICA, INC.