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Home >> BMW >> 2017 >> 530i >> Repair and Diagnosis (Single Page) >> Electrical >> Motors, Switches, Relays >> General Electrical System - Repair (G30) (1 Of 3) >> 61 21 Battery With Holder >> 61 21 007 Replacing 48V battery, including registering battery swap (540i 2017-2022, 540i xDrive 2017-2022) >> Installing the 48 V battery

Installing the 48 V battery

G14231013Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Battery tray to body
M8 screw Tightening torque  19 Nm
G14231025Courtesy of BMW OF NORTH AMERICA, INC.

The detents (1) must engage audibly.

G14231016Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Battery tray to body
M6 screw Tightening torque  8 Nm
G14231023Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Coolant flange screw
Screw M6x20 Tightening torque  8 Nm
G14231009Courtesy of BMW OF NORTH AMERICA, INC.
WARNING: Incorrect screw connection of the battery cable. 
Risk of fire! 
  • Ensure that the battery cable is screwed together with the correct nut.
TIGHTENING TORQUES SPECIFICATION

Positive battery cable to 48-V battery
Nut M8 Tightening torque  19 Nm
G14231034Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work