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Bus messages, seats (DSM)

Bus messages, seats (DSM)

For a detailed description of the car's bus system, read bus and diagnostics communication, detailed description .

DSM uses the following information

Bus messages Value/Unit Off User Description
Key position, ignition switch Lock, Off, On, Start CIM ACC, DSM DSM is woken up via the bus. ACC activates the seat heating in On position only.
Seat heating, personal settings Auto/Manual MIU ACC ACC selects the setting depending on the personal settings made via SID and SIDC


DSM sends the following information

Bus messages Value / Unit User Description
Driver's seat, moving On/Off RLDM RLDM control the Comfort Enable function, which in certain circumstances allows the seat to be operated when the ignition is off. RLDM will not deactivate the seat while it is in motion.
Memory function, request Store/Read DDM, PDM DDM and PDM have memory positions stored for the mirrors. The control modules either store the current mirror position or read from memory and adjust the mirrors.
Memory function, setting 1-3 DDM, PDM DDM and PDM have 3 memory positions stored for the mirrors. The control modules store or read from the current memory position.