LEMON Manuals: Even more car manuals for everyone
Home >> Genesis >> 2021 >> G80 3.5T, RWD >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Intake And Exhaust System - 3.5L >> Intake Manifold >> Repair Procedures >> Removal and Installation

Removal and Installation

  1. Disconnect the battery negative terminal from the trunk room.
  2. Remove the engine cover. (Refer to Engine and Transmission Assembly - "ENGINE COVER ")
  3. Remove the LH and RH air cleaner assembly. (Refer to Intake and Exhaust System - "AIR CLEANER ")
  4. Remove the surge tank. (Refer to Intake and Exhaust System - "SURGE TANK ")
  5. Remove the low pressure fuel feed pipe (A).

    Tightening torque: 

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

    G15555953Courtesy of HYUNDAI MOTOR AMERICA
  6. Remove the intake manifold (A) with the low pressure delivery pipe.

    Tightening torque: 

    1st step: 3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb.ft)

    2nd step: 26.5 - 31.4 N.m (2.7 - 3.2 kgf.m, 19.5 - 23.1 lb.ft)

    G15555954Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • When installing, replace with a new gasket.
  7. Remove the low pressure delivery pipe. (Refer to Engine Control/Fuel System - "DELIVERY PIPE ")
  8. Install in the reverse order of removal.
    NOTE:
    • When installing the intake manifold, tighten the bolts with pre-torque first, and then tighten the bolts with specified torque in the sequence shown.
      • a ~ h: 1st step
      • 1 ~ 8: 2nd step

      1st step: 3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb.ft)

      2nd step: 26.5 - 31.4 N.m (2.7 - 3.2 kgf.m, 19.5 - 23.1 lb.ft)

      3rd step: Repeat 2nd step twice or more.

      Fig 1: Intake Manifold Bolts Tightening Sequence
      G15555955Courtesy of HYUNDAI MOTOR AMERICA
    • When assembling the intake manifold mounting bolts, be careful not to damage the MPI wiring.