BMW 5 Series: Local CAN
In the G30 the following Local Controller Area Networks are available with
the corresponding
equipment:
- Local CAN from electronic transmission control (EGS) to the gear
selector switch (GWS).
- Local CAN from the camera-based driver assistance system KAFAS to the
Parking Maneuver Assistant (PMA).
- Local CAN from the optional equipment system (SAS) to the radar sensor,
front right (RSR).
- Local CAN from the optional equipment system (SAS) to the radar sensor,
front left (RSL) and
lane change warning (secondary) (SWW2).
- Local CAN from the lane change warning (primary) (SWW) also know as the
Short Range
Radar Sensor (SRR) to the radar sensor, right (RSR), to the radar sensor,
left (RSL), and to
the lane change warning (secondary) (SWW2) also know as the Short Range
Radar Sensor
(SRR2).
The control units on the local CAN are not displayed in the bus overview by
the BMW diagnosis
system ISTA. Diagnosis takes place via the corresponding primary control unit.
The local CAN buses have a data transfer rate of 500 kBit/s.
USB
The following USB interfaces are provided in the G30 depending on the vehicle
equipment:
- In the center console (standard)
- In the center armrest
- In the base plate
- USB interface in Rear Seat Entertainment
Diagnosis access OBD2
The vehicle diagnosis via D-CAN is effected using the OBD2 interface. The
Ethernet access for the
vehicle programming is also located in the OBD2 interface.
READ NEXT:
Installation locations of control units
Rear view camera (RFK)
Remote control receiver (FBD)
Top HiFi amplifier (AMPT)
Lane change warning (secondary) (SWW2)
Video module (VM) (Not for the US)
Body Domain Controller (BDC)
Body Domain Controller (BDC)
BDC functions
The Body Domain Controller BDC is responsible for the following functions:
Gateway
Electronic immobilizer
Terminal control
SEE MORE:
Maintaining and storing the speed
Press the rocker switch up or down once while
the system is interrupted.
When the system is switched on, the current
speed is maintained and stored as the desired
speed.
The stored speed is displayed in the speedometer and briefly in the
instrument cluster.
DSC
The layout and function of the coolant pump have been revised and adapted to
match the cooling
concept of the Bx8 TU engines.
Coolant pump, Bx8TU engine
Pressure relief valve closed (pressure < 2.1 bar)
Pressure relief valve opened (pressure > 2.1