BMW 3: New schematic diagram
The representation of the individual bus systems and their designations have been adapted to the representation and the designation of the ISTA workshop information system.
The following table provides an overview of the previous and the current representation and designation:
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Bus overview
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G20 PHEV, bus overview
ACSM - Advanced Crash Safety Module
BCU - Battery Charge Unit
BDC - Body Domain Controller
Booster - Booster
CON - Controller
CSC - Primary Primary cell supervision circuit
CSC - Secondary Secondary cell supervision circuit
CSM - Car Sharing Module
DCS - Driver Camera System
DME - Digital Motor Electronics
DSC - Dynamic Stability Control
EGS - Electronic transmission control
EH - Electrical heating
EKK - Electric A/C compressor (EKK)
EME - Electrical Machine Electronics (EME)
EPS - Electromechanical Power Steering
FBD - Remote control receiver
FLEL - Frontal Light Electronics Left
FLER - Frontal Light Electronics Right
FRS - Front radar sensor
FRSF - Front radar sensor long range
FZD - Roof function center
GWS - Gear selector switch
HU-H - Head Unit High
HKFM - Tailgate function module
HRSNL - Rear radar sensor short range left
HRSNR - Rear radar sensor short range right
IBS 2 - Intelligent battery sensor 2
IHKA - Integrated automatic heating / air conditioning
KAFAS - Camera-based driver assistance systems
KLE - Convenience charging electronics
KOMBI - Instrument panel
PDC - Park Distance Control
PMA - Parking Maneuver Assistant
RAM - Receiver Audio Module
RFK - Rear view camera
SAS - Optional equipment system
SME - Battery management electronics
SMBF - Front passenger seat module
SMFA - Driver's seat module
SRSNVL - Side radar sensor short range front left
SRSNVR - Side radar sensor short range front right
TCB - Telematic Communication Box
TFE - Hybrid pressure refuelling electronic control unit
TRSVC - Top rear side view camera
VDP - Vertical Dynamic Platform
WCA/NFC - Wireless charging station with control electronics for
Near Field Communication
ZGM - Central gateway module
- Start-up node control units for starting and synchronizing the FlexRay bus system
- Control units authorizedto perform wake-up function
- Control units also connected at terminal 15WUP
The following hybrid-specific components are connected via the LIN bus standard to the specified control units. These LIN bus components are diagnosed via the respective control unit.
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New control units
Compared with the G20, a number of new control units have been installed in
the G20 PHEV.
Electrical machine electronics (EME)
Electrical machine electronics
The function of the Electrical Machine Electronics (EME) is to activate and
regulate the permanently
excited synchronous machine in the high-voltage vehicle electrical
Convenience charging electronics (KLE)
Convenience charging electronics
The convenience charging electronics enable communication between the vehicle
and charging
station of the AC voltage supply in order to charge the high-voltage batte
SEE MORE:
Parking lights, low beams
and roadside parking lights
General information
If the driver's door is opened when the drive-ready
state is switched off, the exterior lighting is
automatically switched off.
Parking lights
General information
The parking lights can only be switched on in the
low speed range.
Switching on
Press the button on the light
switch
Destination entry by voice
General information
Instructions for the voice activation system,
see vehicle Owner's Manual.
When making a destination entry by voice,
you can change between voice operation and
iDrive.
To have the available voice commands read
out loud: ›Voice commands‹ or ›Help‹.
Saying the entri
