Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Kia >> 2018 >> Niro Touring Graphite Edition >> Repair and Diagnosis >> Engine Mechanical >> Intake And Exhaust System (HEV) >> Intake Manifold >> Repair Procedures >> Removal And Installation

Removal And Installation

WARNING:
  • Be sure to read and follow the "GENERAL SAFETY INFORMATION AND CAUTION " before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
  • Be sure to shut off the high voltage circuit according to the "HIGH VOLTAGE SHUT-OFF PROCEDURE " before doing any work related with the high voltage system to avoid serious electrical injuries.
  1. Shut-Off the high voltage circuit.

    (Refer to Engine Mechanical System - "HIGH VOLTAGE SHUT-OFF PROCEDURE ")

  2. Remove the air cleaner assembly.

    (Refer to Intake and Exhaust System - "AIR CLEANER ")

  3. Remove the engine room under cover.

    (Refer to Engine and Transaxle Assembly - "ENGINE ROOM UNDER COVER ")

  4. Disconnect the wiring connectors and harness clamps and remove the wiring protector around the intake manifold.
    Fig 1: Disconnecting Wiring Connectors And Harness Clamps
    G12328897Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the Hybrid Starter Generator (HSG) connector (A).
    Fig 2: Removing Hybrid Starter Generator (HSG) Connector
    G12328898Courtesy of KIA MOTORS AMERICA, INC.
  6. Separate the Hybrid Starter Generator (HSG) coolant hose & pipe (A).

    Tightening Torque  :

    8.8 - 10.9 N.m (0.9 - 1.1 kgf.m, 6.5 - 8.0 lb.ft)

    Fig 3: Separating Hybrid Starter Generator (HSG) Coolant Hose & Pipe
    G12328899Courtesy of KIA MOTORS AMERICA, INC.
  7. Disconnect the Positive Crankcase Ventilation (PCV) hose (A).
    Fig 4: Disconnecting Positive Crankcase Ventilation (PCV) Hose
    G12328900Courtesy of KIA MOTORS AMERICA, INC.
  8. Unfasten the Electric Throttle Body Control (ETC) Module Bolts.

    (Refer to Engine Control/Fuel System - "ETC (ELECTRONIC THROTTLE CONTROL) SYSTEM ")

  9. Unfasten the EGR cooler pipe C mounting nuts (A).

    Tightening Torque  :

    7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb.ft)

    Fig 5: Removing EGR Cooler Pipe C Mounting Nuts
    G12328901Courtesy of KIA MOTORS AMERICA, INC.
  10. Disconnect the hybrid starter generator (HSG) high voltage cable connector (A).
    Fig 6: Disconnecting Hybrid Starter Generator (HSG) High Voltage Cable Connector
    G12328902Courtesy of KIA MOTORS AMERICA, INC.
  11. Remove the intake manifold stay (A).

    Tightening Torque  :

    18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb.ft)

    Fig 7: Removing Intake Manifold Stay
    G12328903Courtesy of KIA MOTORS AMERICA, INC.
  12. Remove the intake manifold (A) with the gasket.

    Tightening Torque  :

    18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb.ft)

    Fig 8: Removing Intake Manifold With Gasket
    G12328904Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: When installing the intake manifold, tighten the bolts and nuts, and then tighten the bolts and nuts to the specified torque in the sequence shown.
    Fig 9: Intake Manifold Bolts And Nuts Tightening Sequence
    G12328905Courtesy of KIA MOTORS AMERICA, INC.
  13. Install in the reverse order of removal.
    NOTE: When installing, replace with new gaskets.