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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 21 028 Charging battery (530i 2017-2022, 530i xDrive 2017-2022, 530e PHEV 2018-2022, 530e xDrive PHEV 2018-2022, 540i 2017-2022, 540i xDrive 2017-2022, M550i xDrive 2018-2022) >> Charging battery

Charging battery

WARNING: Read and comply with SAFETY INSTRUCTIONS  pertaining to vehicle battery.

Attention! 

Lead-acid battery. AGM battery: 

To prevent the intelligent battery sensor from malfunctioning, use the charging points in the engine compartment.

Observe INSTRUCTIONS  on intelligent battery sensor/battery electronics.

NOTE: Use BMW-recommended charging computers* to charge the battery.
*Sourcing reference BMW Workshop Equipment Catalogue

Pay attention when charging the lithium ion battery! 

The charging voltage generated by existing chargers designed for the lead-acid or AGM batteries is too high  for the lithium-ion battery.

In the event of excessive charging voltage, the Li-ion battery isolating switch can open, generating among things a CCM message in the cluster.

Before charging a lithium ion battery adjust the charging voltage of existing charger adapters once.

Follow NOTES on lithium ion battery.