BMW 3: High-voltage Battery Unit
BMW 3 Series G20 (2018-2025) Training manual / High-voltage Battery Unit
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Overview
With the G20 PHEV the already familiar Generation 4.0 high-voltage battery
unit with the designation
SP41 is used. The lithium-ion battery has the same basic design as the
Generation 3.0 SP06 high-
Technical data
The high-voltage battery unit of the G20 PHEV is manufactured by BMW itself
in Dingolfing /Germany.
The cells of the high-voltage battery unit are supplied by the Korean company
Samsung SDI. T
Equipotential bonding
The low-resistance connection between the housing of the high-voltage battery
unit and ground is
a crucial prerequisite for the fault-free function of the integrated isolation
monitoring. This is wh
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Cruise control
Concept
Using this system, a desired speed can be adjusted
using the buttons on the steering wheel.
The system maintains the desired speed. The
system accelerates and brakes automatically as
needed.
General information
Depending on the vehicle setting, the cruise
control settings may change under c
Refuelling
The pressurized fuel tank must be vented before refuelling. To initiate the
refuelling procedure, the
button in the driver's door first needs to be operated. The button is not active
when the vehicle is
in "PARK" mode. The status of the button is evaluated by the hybrid pressure
refuelling electr
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