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Home >> BMW >> 2021 >> X4 xDrive30i >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Engine Electrical System -- Repair (G02) >> 12 31 Alternator >> 12 31 020 Removing and installing/replacing alternator (X4 M40i 2019-2021) >> Installing the alternator

Installing the alternator

TIGHTENING TORQUE SPECIFICATIONS

Alternator on component carrier 
M10x75 Tightening torque  38 Nm
M10x125 Tightening torque  38 Nm
M10x90 Tightening torque  38 Nm
G12729231Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Positive battery cable to the alternator 
M8 Tightening torque  19 Nm
G12729230Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work