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Home >> Kia >> 2020 >> Optima EX Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 47 (Lubrication System - 2.4L (Except HEV)) >> Balance Shaft & Oil Pump >> Repair Procedures >> Removal >> BSM (Balance Shaft Module) Chain System

BSM (Balance Shaft Module) Chain System

WARNING: This page is about a different variant/trim than selected.
  1. Remove the timing chain.

    (Refer to Timing System - "TIMING CHAIN ")

  2. Install a stopper pin (A) after compressing the balance shaft chain tensioner.
  3. Remove the balance shaft chain tensioner (B).
  4. Remove the balance shaft chain tensioner arm (C).
  5. Remove the balance shaft chain guide (D).
    G12932496Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the BSM (Balance Shaft Module) after removing the BSM mounting bolts.
    G12932497Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Do not disassemble the BSM (Balance Shaft Module).
  7. Remove the balance shaft chain (A).
G12932498Courtesy of KIA MOTORS AMERICA, INC.