BMW 5 Series: Control units on the PT-CAN2
Electronic transmission control (EGS)
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Electronic transmission control (EGS)
Gear selector switch (GWS)
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Gear selector switch (GWS)
The gear selector switch (GWS) is used for selecting a drive position.
The bus connection is via the PT-CAN2 and additionally via a local CAN to the electronic transmission control (EGS) unit.
Power Control Unit (PCU)
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Power Control Unit (PCU)
The Power Control Unit is required:
- For charging the auxiliary battery.
- For supplying the vehicle electrical system from the auxiliary battery.
The Power Control Unit (PCU) contains a DC/DC converter with a power of 500 W.
The preconditions for the direction of the energy management are calculated from the use of the vehicle. The auxiliary battery is charged by the PCU when the engine is running. During the phases in which the combustion engine is not running, e.g. automatic engine start/stop function, the PCU supplies energy from the auxiliary battery to the vehicle electrical system.
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Control units on the FlexRay
Advanced Crash Safety Module (ACSM)
Advanced Crash Safety Module (ACSM)
The function of the Advanced Crash Safety Module (ACSM) is to evaluate all
sensor signals in order
to identify a crash situati
Control units on the local CAN
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.
Radar sensor (primary)
Ra
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Navigation data
General information
Navigation data is stored in the vehicle and can
be updated from a USB storage device.
Current navigation data is available from a dealer's
service center or another qualified service
center or repair shop or in the ConnectedDrive
Store.
Depending on the data volume, the naviga
Actions in the event of a flat tire
Normal tires
1. Identify the damaged tire.
Check the tire inflation pressure in all four
tires, for instance using the tire pressure gage
of a flat tire kit.
For tires with special approval: if the tire inflation
pressure in all four tires is correct, the
TPM may not have been reset. In this case,
