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Home >> BMW >> 2021 >> X4 M Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Variable Valve Lift Control System -- Repair (F98) >> 11 37 Variable Valve Lift Control System (VALVETRONIC) >> 11 37 005 Removing and installing/replacing eccentric shaft >> Remove eccentric shaft

Remove eccentric shaft

WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
WARNING: Working on fuel system. 
Risk of fire! Danger of explosion! 
  • When working on the fuel system, make sure the workstation has sufficient ventilation, e.g., by means of extraction.
  • Tightly seal off open lines and connections; collect any leakage fuel directly at the point of exit.
  • No fire, sparks, open flames or smoking.
CAUTION: On releasing high pressure line, fuel may emerge at high speed. 
Injury hazard! 
  • Wear suitable personal protective equipment.
  • Before performing any installation work, allow cooling system to cool down to less than 40°C.
  • Note warnings on cylinder head cover.
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Preliminary work 

G12728913Courtesy of BMW OF NORTH AMERICA, INC.