BMW 5 Series: Control units on the K-CAN2
Roof function center (FZD)
Roof function center (FZD)
Depending on the vehicle equipment the roof function center FZD includes the corresponding components for:
- Alarm system
- Control, slide/tilt sunroof
- Gesture recognition camera
- Emergency call button
On vehicles with gesture control, the gesture recognition camera is installed in the FZD. The gesture recognition camera is not shown as a control unit by the BMW diagnosis system. Diagnosis takes place via the FZD. The gesture recognition camera is connected to the PT-CAN4. As a result, the bus signals do not have to be forwarded to another CAN bus by the Body Domain Controller.
The FZD is not responsible for the control of the interior light. The interior light unit and the FZD electronics are located in the same housing.
Trunk function module (HKFM)
Trunk function module (HKFM)
The control unit for the power trunk function module (HKFM) is responsible for control of the lift.
Seat modules
Seat module
The following seat modules are present corresponding to the vehicle equipment:
- Driver's seat module (SMFA)
- Front passenger seat module (SMBF)
The seat modules are responsible for actuation of the servomotors in the corresponding seat.
Depending on the equipment, there may be 2 identical seat modules installed in the vehicle. Encoding of the control units takes place by connection to the wiring harness. The control unit is assigned correspondingly in the vehicle depending on the additional ground encoding.
Seat pneumatics modules
Seat pneumatics module back right SPNMHR
The following seat pneumatics modules are present corresponding to the vehicle equipment:
- Seat pneumatics module front left (SPNMVL)
- Seat pneumatics module front right (SPNMVR)
The seat pneumatics modules are responsible for the massage function in the corresponding front seat. Depending on the equipment, there may be 2 identical seat pneumatics modules installed in the vehicle. Encoding of the control units takes place by connection to the wiring harness. The control unit is assigned correspondingly in the vehicle depending on the additional ground encoding.
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Control units on the K-CAN3
Frontal Light Electronics
Frontal Light Electronics Right and Left
The control units Frontal Light Electronics Right (FLER) and Frontal Light
Electronics Left (FLEL) are
installed in the correspondi
Control units on the K-CAN4
Active Sound Design (ASD)
Active Sound Design (ASD)
The control unit for Active Sound Design generates the engine sound for
output in the vehicle interior.
The engine sound is calculated according
Control units on the Ethernet
Active Cruise Control (ACC) Long Range Radar (LRR) sensor
Active Cruise Control ACC Long Range Radar (LRR) sensor
The control unit for active cruise control for ACC Stop & Go contains a
radar-ba
SEE MORE:
Changing wheels and tires
Mounting and wheel balancing
Have mounting and wheel balancing carried out
by a dealer's service center or another qualified
service center or repair shop.
Wheel and tire combination
General information
You can ask the dealer's service center or another
qualified service center or repair shop
about
Limits of the system
The function of the Intersection Warning may be restricted because of system
limits or unfavorable
conditions in the following situations, for example:
If there are other objects in the field of view of the sensors that are
concealing the cross traffic.
Heavy fog, rain or snow.
If the front b
