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Home >> BMW >> 2021 >> 750i xDrive >> Repair and Diagnosis >> Accessories & Equipment >> Steering Column Switches >> General Electrical System -- Repair (G12) (1 Of 2) >> 61 20 Battery, General Information >> 61 20 900 Disconnecting and connecting battery ground lead (All negative battery cables) (740e xDrive PHEV 2017-2019, 745e xDrive PHEV 2020-2022) >> Connecting negative battery cable of the system battery

Connecting negative battery cable of the system battery

TIGHTENING TORQUE SPECIFICATIONS

Battery ground lead to battery 
Nut M6 Tightening torque  5 Nm
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