CLS 550 (219.372) V8-5.5L (273.960) (2007)
GF82.95-P-3005TXU Restraint System Control Unit Data, Function
GF82.95-P-3005TXU Restraint System Control Unit Data, Function
- with CODE (359) TELE AID emergency call system
The emergency call system control unit (N123/4) receives the following list of messages via a direct digital crash signal from the restraint systems
control unit (N2/7) and also (redundant) via the diagnosis bus from the central gateway control unit (N93). The central gateway control unit receives the
message from the restraint systems control unit via the Controller Area Network bus class B (interior) (CAN-B):
Crash data on CAN diagnosis bus
Byte no.1
Byte no. 2 (up to model year 09)
Byte no. 2 (as of model year 09)
A vehicle crash is automatically detected by the restraint systems control unit. In the event of an accident, an emergency call is automatically sent out
immediately. An emergency call is sent out regardless of the severity of the accident.
Error messages
The restraint systems control unit sends a signal every 500 ms. This indicates to the emergency call system control unit that the crash recognition feature
is operating properly.
The restraint systems control unit performs a self-test cyclically. In normal operation, a system fault is indicated by the illumination of the red
light-emitting diode (LED) in the SOS switch (S93/3s1). The corresponding error message (status message) appears in the display for the COMAND