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Home >> BMW >> 2018 >> 440i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine - Repair (3 Of 3) (F32, F33 & F36) >> 11 61 Intake System >> 11 61 050 Removing and installing the intake plenum (B58 6-Cyl. Engine) (4' Series Coupe/Convertible, 4' Series Gran Coupe Sedan) >> Removing the intake plenum

Removing the intake plenum

WARNING: Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly  .
Danger! Immobilization period-threatening injuries! 
CAUTION: Materials harmful to health  .
Contact with fluids harmful to health! 
  • Note and follow safety instructions on containers.
  • Conduct all work in appropriate personal protective equipment only.
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE: TECHNICAL INFORMATION 
Notes on work at the cooling system form the basis of these repair instructions and must be complied with at all times.
For additional information see: NOTES FOR REPAIR WORK ON COOLING SYSTEM .

Preliminary work 

NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations
G12729098Courtesy of BMW OF NORTH AMERICA, INC.
G12729099Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
Additional coolant can leakage. Make sure that no coolant enters the intake port of the cylinder head.
G12729100Courtesy of BMW OF NORTH AMERICA, INC.
Fig 1: Intake Plenum Screws Loosening Sequence
G12729101Courtesy of BMW OF NORTH AMERICA, INC.
G12729102Courtesy of BMW OF NORTH AMERICA, INC.