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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Intake & Exhaust System - 1.6L (Except HEV) >> Intake Manifold >> Repair Procedures >> Removal and Installation

Removal and Installation

  1. Remove the Engine cover.
  2. Disconnect the battery negative terminal.
  3. Disconnect the Engine wiring connector and harness clamp and disconnect the wiring from intake manifold.
    Fig 1: Identifying Engine Wiring Connector And Harness Clamp
    G10566424Courtesy of HYUNDAI MOTOR AMERICA
  4. Disconnect the PCV (Positive Crankcase Ventilation) hose (A) and the PCSV (Purge Control Solenoid Valve) (B).
    Fig 2: Identifying Positive Crankcase Ventilation Hose And Purge Control Solenoid Valve
    G10566425Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the intercooler outlet hose (A).

    Tightening Torque: 

    4.9 ~ 6.8 N.m (0.5 ~ 0.7 kgf.m, 3.6 ~ 5.0 lb-ft)

    Fig 3: Identifying Intercooler Outlet Hose
    G10566426Courtesy of HYUNDAI MOTOR AMERICA
  6. Remove the installation bolts, and then remove the ETC module (A) from the engine.

    Electronic Throttle Body Installation Bolt: 

    7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.7 ~ 7.2 lb-ft)

    Fig 4: Removing ETC Module Bolts
    G10566427Courtesy of HYUNDAI MOTOR AMERICA
  7. Disconnect the vacuum hose (A).
    Fig 5: Identifying Vacuum Hose
    G10566428Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the intake manifold (A) with the gasket.

    Tightening Torque: 

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

    Fig 6: Removing Intake Manifold
    G10566429Courtesy of HYUNDAI MOTOR AMERICA
    NOTE: When installing, replace with new gaskets.
    When installing the intake manifold, tighten the bolts and nuts with pre-torque first, and then tighten the bolts and nuts with specified torque in the sequence shown.
    Fig 7: Intake Manifold Bolts And Nuts Tightening Sequence
    G10566430Courtesy of HYUNDAI MOTOR AMERICA
  9. Install in the reverse order of removal.