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Home >> Kia >> 2019 >> Optima Plug-In Hybrid EX, 2.0L Eng VIN F >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> Engine Control Module (ECM) >> Repair Procedures >> Removal

Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
  2. Remove the air duct and air cleaner.

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  3. Remove the reservoir mounting bolts (A).

    Reservoir mounting bolt: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb.ft)

    G13155692Courtesy of KIA MOTORS AMERICA, INC.
  4. Disconnect the ECM connector (A).
    G13155693Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the ECM bracket assembly after loosening the mounting nuts (A) and bolts (B).

    ECM bracket assembly mounting nut/bolt: 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

    G13155694Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the ECM after loosening the mounting nuts (A).
    G13155695Courtesy of KIA MOTORS AMERICA, INC.
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