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Repair and Diagnosis (Single Page)
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General Electrical System - Repair (G30) (1 Of 3)
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61 20 Battery
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61 20 900 Disconnecting and connecting battery earth lead (530i 2017-2022, 530i xDrive 2017-2022, 540i 2017-2022, 540i xDrive 2017-2022, M550i xDrive 2018-2022)
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Connecting the negative battery cable of the system battery
Connecting the negative battery cable of the system battery
Position negative battery cable of the system battery (2) on the negative battery terminal as shown.
Tighten nut (1).
TIGHTENING TORQUES SPECIFICATION
Battery earth lead to battery
Nut M6
Tightening torque
5 Nm
Courtesy of BMW OF NORTH AMERICA, INC.