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Home >> BMW >> 2021 >> 430i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crankcase Ventilation System -- Repair (G22, G23 & G26) >> 11 15 Crankcase Ventilation System >> 11 15 001 Replace crankcase ventilation line (M440i and M440i xDrive coupe/convertible/Gran Coupe sedan) >> Remove engine ventilation line

Remove engine ventilation line

Preliminary work 

WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: RISK OF DAMAGE 
Damage to wires when disconnecting connectors and plug connections. 
Sheared wires can cause a short circuit. 
  • Do not pull on wires when disconnecting connectors and plug connections.
G14295057Courtesy of BMW OF NORTH AMERICA, INC.