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Home >> Kia >> 2023 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> Variable Force Solenoid (VFS) >> Removal And Installation >> Removal
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Removal And Installation: Removal

WARNING:
  • When working on the high voltage system, the work should be performed by technicians who have completed the relevant training. A lack of understanding of the high voltage system can lead to serious accidents due to electric shock or short circuit.
  • When working on the high voltage system or related components, be sure to observe and be aware of the "HIGH VOLTAGE SYSTEM GENERAL SAFETY INFORMATION AND CAUTION ". If not, it may cause serious accidents due to electric shock or short circuit.
  • When working on high voltage system, make sure to check the PERSONAL PROTECTIVE EQUIPMENT (PPE) and HIGH VOLTAGE SHUT-OFF PROCEDURES .
  1. Disconnect the battery negative (-) terminal and the service interlock connector.
    1. Remove the upper battery cover (A) after rotating valve in the direction of the arrow.
      G15787751Courtesy of KIA MOTORS AMERICA, INC.
    2. Disconnect the auxiliary 12 V negative (-) battery terminal (A) after loosening the nut.

      Tightening torque: 

      7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb.ft)

      G15787752Courtesy of KIA MOTORS AMERICA, INC.
    3. Remove the engine room junction box cover (A).
      G15787753Courtesy of KIA MOTORS AMERICA, INC.
    4. Disconnect the service interlock connector (A).
    WARNING: Wait more than 3 minutes for capacitor in the inverter to be discharged completely after disconnecting the high voltage service interlock connector.
    G15787754Courtesy of KIA MOTORS AMERICA, INC.
  2. Disconnect the Variable Force Solenoid (VFS) connector (A).

    Intake 

    G15787755Courtesy of KIA MOTORS AMERICA, INC.

    Exhaust 

    G15787756Courtesy of KIA MOTORS AMERICA, INC.
  3. Remove the VFS (A) after removing the bolts.

    Tightening torque: 

    8.8 - 9.8 N.m (0.9 - 1.0 kgf.m, 6.5 - 7.2 lb.ft)

    Intake 

    G15787757Courtesy of KIA MOTORS AMERICA, INC.

    Exhaust 

    G15787758Courtesy of KIA MOTORS AMERICA, INC.