BMW 5 Series: Voltage Supply and Bus Systems
BMW 5 Series G30 2016-2026 Training Manual / Voltage Supply and Bus Systems
Introduction
The electrical system of the new BMW 5 Series is based on the G12. The following topic is described in the Technical Reference Material for "ST1501 G12 Complete Vehicle".
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- Bus Systems
- Control Units
- Installation locations of control units
- Gateway
- Control units on the MOST bus
- Control units on the K-CAN2
- Control units on the K-CAN3
- Control units on the K-CAN4
- Control units on the Ethernet
- Control units on the PT-CAN
- Control units on the PT-CAN2
- Control units on the FlexRay
- Control units on the local CAN
- Voltage Supply
- Overview of voltage supply
- Components
- Battery
- Power distribution box, front right
- 24 V Electronic Power Steering
- Terminal Control
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Bus overview
Bus overview
ACC - Active Cruse Control also known as Long Range Radar sensor (LRR)
ACSM - Advanced Crash Safety Module
AMPT - Top HiFi amplifier
ASD - Active Sound Design
BDC - Body Domain Controlle
Main bus systems
K-CAN
In the G30 the following K-CAN's are used:
K-CAN2
K-CAN3
K-CAN4
K-CAN5
The control units on the K-CAN5 are not displayed in the bus overview by the
BMW diagnosis system
ISTA. Diagnosis is
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Functional principle
If a moving object is detected, which based on the current speed would be in
the area in front of or
behind the vehicle in approximately the next two seconds, a visual and acoustic
warning is issued.
When a Cross Traffic Alert Rear is issued, the LED in the mirror glass is also
switched on. The
Concept, General information, Safety information
Concept
The system helps to avoid imminent side collisions.
General information
Four radar sensors in the bumpers monitor the
area next to the vehicle in the speed range from
approx. 45 mph/70 km/h to approx.
130 mph/210 km/h.
The front camera determines the lane marking
positions.
If, for instan
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