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Home >> BMW >> 2021 >> 430i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crankshaft Seal & Timing Case Cover -- Repair (G22, G23 & G26) >> 11 14 Crankshaft Seal, Timing Case Cover >> 11 14 110 Removing and installing/sealing or replacing lower timing case cover (AWD) (M440i xDrive coupe/convertible/Gran Coupe sedan) >> Removing rear timing case cover

Removing rear timing case cover

CAUTION: Component with heavy weight. 
Injury hazard! 
  • Note component's center of gravity.
  • Support component using a jack.
  • Secure component against falling off the jack.
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 

Fig 1: Timing Case Cover Screws Loosening Sequence
G14191514Courtesy of BMW OF NORTH AMERICA, INC.