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Home >> BMW >> 2019 >> X3 M40i >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Pistons, Piston Rings, Counterbalance Shaft, Accessory Drive Belt & TENSIONER -- Repair (G01) >> 11 28 Drive Belt With TENSIONER >> 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 M40i, 2018-2019) >> Removing the belt tensioner

Removing the belt tensioner

WARNING: Hot surfaces.
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: TECHNICAL INFORMATION 
When the engine is stopped after the completion of trip, it may be necessary to run the electric fan. In rare cases, operation of the electric fan can last up to 11 min. This protects the components. In this case, replacing the electric fan will not remedy the problem!

Preliminary work 

G12728533Courtesy of BMW OF NORTH AMERICA, INC.