BMW 5 Series: Bus overview
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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 Controller
CON - Controller
DME - Digital Motor Electronics
DME2 - Digital Motor Electronics 2
DSC - Dynamic Stability Control
EARSH - Electric active roll stabilization rear
EARSV - Electric active roll stabilization front
EGS - Electronic transmission control
EPS - Electromechanical Power Steering
FBD - Remote control receiver
FLA - High-beam assistant
FLER - Frontal Light Electronics Right
FLEL - Frontal Light Electronics Left
FZD - Roof function center
GWS - Gear selector
HEADUNIT - Head Unit
HKFM - Trunk function module
HSR - Rear axle slip angle control
IHKA - Integrated automatic heating / air conditioning
KAFAS - Camera-based driver support systems
KOMBI - Instrument panel
LEM - Light Effect Manager
NVE - Night Vision Electronics
PCU - Power Control Unit
PMA - Parking Maneuver Assistant
RFK - Reverse camera
RSE - Rear Seat Entertainment
RSL - Radar Sensor, Left (Evasion Aid)
RSR - Radar Sensor, Right (Evasion Aid)
SAS - Optional equipment system
SMBF - Seat module, passenger
SMFA - Seat module, driver
SPNMVL - Seat pneumatics module front left
SPNMVR - Seat pneumatics module front right
SWW - Lane change warning (primary) also known as the Short Range Radar Sensor
(SRR)
SWW2 - Lane change warning (secondary) also known as the Short Range Radar
Sensor (SRR2)
TCB - Telematic Communication Box
TRSVC - Top rear side view camera
VDP - Vertical Dynamic Platform
VTG - Transfer case
WCA - Wireless charging tray
ZGM - Central Gateway Module
- Start-up node control units for starting and synchronizing the FlexRay bus system
- Control units with wake-up authorization
- Control units also connected at terminal 15 WUP
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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
Ethernet
On the G30 the 2-wire OABR Ethernet (OPEN Alliance BroadR-Reach) from the G12
is used.
The Ethernet variant with 5 lines (4 data lines and 1 activation line) is still
used on the G30 by the
OBD2 in
Sub-bus systems
LIN-Bus
For a better overview, the LIN buses are divided up between several wiring
diagrams for the G30.
LIN bus overview in the door area
LIN-Bus
Body Domain Controller (BDC)
Exterior mirror, fr
SEE MORE:
Alarm system
General information
When the vehicle is locked, the vehicle alarm
system reacts to the following changes:
Opening a door, the hood or the trunk lid.
Movements in the car's interior.
Changes in the vehicle tilt, for instance, during
attempts at stealing a wheel or when towing
the vehicle.
Disc
Cold-start phase
Point A in the heat management module circuit diagram designates the cold
start with an engine that
has completely cooled down.
Cold-start phase, Bx8TU engine
In the cold-start phase, the coolant circulates exclusively via a bypass in
the coolant pump. The rotary
valve in the heat management mod
