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Home >> BMW >> 2017 >> 430i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine - Repair (2 Of 3) (F32, F33 & F36) >> 11 31 Camshaft >> 11 31 090 Remove and install/replace chain tensioner piston (B58 6-Cyl. Engine with AWD) (4' Series Coupe/Convertible, 4' Series Gran Coupe Sedan) >> Removing chain tensioner

Removing chain tensioner

WARNING: Hot surfaces  .
Risk of burning! 
  • Perform all work only on components that have cooled down.

Preliminary work 

NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE: Unscrew the chain tensioner from the top by hand.
G12728639Courtesy of BMW OF NORTH AMERICA, INC.