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Home >> BMW >> 2017 >> 530i >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Accessory Drive Belts >> Engine - Counterbalance Shafts/Drive Belts/Camshaft - Repair (G30) >> 11 28 V Belt With Belt TENSIONER And Idler Pulley >> 11 28 020 Replace belt tensioner for drive belt of the alternator (540i, 2017-2020, 540i, 2021-2022, 540i xDrive, 2021-2022) >> Installing belt tensioner of alternator

Installing belt tensioner of alternator

CAUTION: Component with preload. 
Injury hazard! 
  • Reduce preload as far as possible before disassembly. Relieve component.
TIGHTENING TORQUES SPECIFICATION

Belt tensioner to alternator/starter motor generator 
M8X30 Tightening torque  28 Nm
G14229396Courtesy of BMW OF NORTH AMERICA, INC.
G14229395Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work