BMW 3 Series G20 (2018-2026) Training manual
BMW 3 Series G20 (2018-2026) Training manual
The BMW 3 Series G20 training manual is designed to provide detailed information and instructions to BMW technicians and dealership staff regarding the features, systems, and maintenance of the BMW 3 Series G20.
- Introduction
- Drive Components
- Electrical Machine
- Electrical Machine Electronics
- Introduction
- Connections
- Tasks
- DC/DC converter
- Power electronics for activation of the electrical machine
- High-voltage power management
- Voltage supply for other high-voltage consumers
- Cooling
- Antifreeze and corrosion inhibitor
- High-voltage Battery Unit
- Charging the High-voltage Battery Unit
- Hybrid Brake System
- Low-voltage Vehicle Electrical System
- Bus Systems
- Display and Operating Concept
- Driving modes
- Displays in the instrument cluster
- Displays in Central Information Display
- Load point increase
- Operating Strategy
- Climate Control
- Electrical Heating
- B46TU-B48TU Engines
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General information
Symbols used
The following symbol is used in this document to facilitate better
comprehension or to draw attention to very important information:
Contains important safety information and informatio
Training
Qualification to work on the high-voltage system of the G20 PHEV (Hybrid
Generation 4.0) can
be acquired via the respective web-based training if the service employee meets
the following
prereq
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Selector lever positions
Drive mode D
Selector lever position for normal vehicle operation.
All gears for forward travel are activated automatically.
R is reverse
Engage selector lever position R only when the
vehicle is stationary.
Neutral N
The vehicle may be pushed or roll without power,
for instance in vehicle washes i
System wiring diagram
G20 PHEV, system wiring diagram for fuel supply
Integrated supply module
Digital Motor Electronics (DME)
Shutoff valve purge air line (only for US version)
Body Domain Controller (BDC)
Fuel filler flap lock
Power distribution box, rear
Fuel pump control electronics
Hybrid pressure ref
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