Notes

If the battery is discharged, an engine can be started using the battery of another vehicle and two jumper cables. Only use jumper cables with fully insulated clamp handles.

To prevent personal injury or damage to both vehicles, adhere strictly to the following procedure.

To avoid the risk of potentially fatal injury, Do not touch live parts
To avoid the risk of potentially fatal injury, always avoid all contact with electrical components while the engine is running.◀

    See also:

    Vehicle information
    Owner's Manual Computer Vehicle ...

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    Jump-starting
    If the car's own battery is flat, your BMW's engine can be started by connecting two jumper cables to another vehicle's battery. You can also use the same method to help start another ...