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Home >> Hyundai >> 2012 >> Equus Signature >> Repair and Diagnosis >> Engine Mechanical >> Intake And Exhaust System >> Intake Manifold >> Repair procedures >> Removal and Installation

Removal and Installation

  1. Disconnect the negative terminal (A) from the battery.

    Tightening torque: 

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

    Fig 1: Identifying Battery Negative Terminal
    G08829964Courtesy of HYUNDAI MOTOR AMERICA
  2. Remove the engine room cover (A), engine cover (B) and radiator grill upper cover (C).
    Fig 2: Identifying Engine Room Cover, Engine Cover And Radiator Grill Upper Cover
    G08829965Courtesy of HYUNDAI MOTOR AMERICA
  3. Remove the air cleaner assembly.
    1. Remove the air duct (A).
    2. Disconnect the breather hose (B).
    3. Loosen the clamp (C) and then, disconnect the air intake hose from the throttle body.

      Tightening torque: 

      2.9 ~ 4.9N.m (0.3 ~ 0.5kgf.m, 2.2 ~ 3.6lb-ft)

    4. Remove the chamber air cleaner (D) and air cleaner assembly (E).

      Tightening torque 

      Air cleaner assembly bolts:

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

      Fig 3: Identifying Air Cleaner Assembly Components
      G08829966Courtesy of HYUNDAI MOTOR AMERICA
  4. Remove the fuel hose (A), the purge control solenoid valve (PCSV) hose (B) and the brake booster vacuum hose (C).
    Fig 4: Identifying Fuel Hose, Purge Control Solenoid Valve Hose And Brake Booster Vacuum Hose
    G08829967Courtesy of HYUNDAI MOTOR AMERICA
  5. Disconnect the ETC module connector (A) and the PCV hose (B).
    Fig 5: Identifying ETC Module Connector And PCV Hose
    G08829968Courtesy of HYUNDAI MOTOR AMERICA
  6. Disconnect the purge control solenoid valve (PCSV) connector (A).
    Fig 6: Identifying Purge Control Solenoid Valve Connector
    G08829969Courtesy of HYUNDAI MOTOR AMERICA
  7. Disconnect the MAP sensor connect (A) located at the rear side of intake module.
    Fig 7: Identifying MAP Sensor Connector
    G08829970Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the wiring harness protector bolts, mounted on the intake module and the cylinder head cover.

    Tightening torque: 

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

  9. Remove the high pressure fuel pipe bracket bolt (A), low pressure fuel tube bracket bolts (B) and the injector connector bracket bolt (C).

    Tightening torque: 

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

    Fig 8: Identifying Injector Connector Bracket Bolt, High And Low Pressure Fuel Tube Bracket Bolts
    G08829971Courtesy of HYUNDAI MOTOR AMERICA
  10. Remove the intake manifold module (A).

    Tightening torque 

    1st step:

    4.9 ~ 7.8N.m (0.5 ~ 0.8kgf.m, 3.6 ~ 5.8lb-ft)

    2nd step:

    19.6 ~ 26.5N.m (2.0 ~ 2.7kgf.m, 14.5 ~ 19.5lb-ft)

    Fig 9: Identifying Intake Manifold Module
    G08829972Courtesy of HYUNDAI MOTOR AMERICA
  11. Installation is reverse order of removal and tighten the manifold nuts with specified torque in the sequence shown.
    Fig 10: Identifying Tightening Sequence Of Intake Manifold Mounting Bolts
    G08829973Courtesy of HYUNDAI MOTOR AMERICA