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2025
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230i
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Repair and Diagnosis
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Hybrid/Electric Powertrain
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Electric Converters and Controllers
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General Electrical System -- Repair (G42)
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61 20 Battery Ground Cable, Power Reset
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61 20 900 Disconnecting and connecting battery ground lead
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Activating the 48 V electrical system
Activating the 48 V electrical system
Activate the 48 V electrical system by closing the hood.
The activation takes place automatically.
Courtesy of BMW OF NORTH AMERICA, INC.