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Home >> BMW >> 2021 >> X4 M40i >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (G02) >> 12 41 Starter Motor >> 12 41 020 Removing and installing/replacing starter motor (X4 xDrive30i 2019-2023) >> Installing starter motor

Installing starter motor

Installing the starter on vehicles with all-wheel drive 

TIGHTENING TORQUE SPECIFICATIONS

Starter motor to crankcase 
M8x60 Tightening torque  19 Nm
G14298040Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Battery positive lead to starter 
M8 Tightening torque  13.5 Nm
G14318537Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Terminal 50 to starter motor 
M6 Tightening torque  7.5 Nm
G14296519Courtesy of BMW OF NORTH AMERICA, INC.
CAUTION: Improper routing of the positive battery cable. 
Risk of short circuits! 
  • Route the positive battery cable without abrasions and do not trap.
G14192404Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Starter motor to crankcase 
M8x60 Tightening torque  19 Nm

Follow-up work