REP-TAT-P-6121-26-1 Charging battery

NOTE: TECHNICAL INFORMATION
For additional information see:
SAFETY INSTRUCTIONS ON HANDLING THE VEHICLE BATTERY
,
NOTES ON DISCONNECTING AND CONNECTING THE VEHICLE BATTERY
, and
NOTES ON THE INTELLIGENT BATTERY SENSOR (IBS)

Charging lead-acid batteries and AGM batteries

Make sure that all batteries are clamped and connected.
Connect to a charger approved by BMW.
If the battery is charged while it is still installed: always connect the charger to the jump start terminal in the engine compartment.
Fully charge the battery.

The vehicle battery is fully loaded once the charge current undershoots a certain value:

Battery temperature	Charge current
15° C - 25°C	<2.5 A
<15° C	<1.5 A

Disconnect the charger after having completed charging.

Charging the lithium ion battery

NOTE: TECHNICAL INFORMATION
Comply with notes on handling lithium ion batteries.
For additional information see:
the appropriate service information to find additional information on Charging parameters for lithium ion batteries.
Refer to: NOTES REGARDING INTELLIGENT BATTERY ELECTRONICS (LITHIUM ION BATTERY)

Ensure that all batteries are connected and attached.
Adapt the charging voltage on the charger to the lithium ion batteries.
Too high charging voltage can lead to opening of the ETS.
Connect to a charger approved by BMW.
Fully charge the battery.
Disconnect the charger after having completed charging.