3239523 - E7030 AIRBAG - Functional description (Head Bag)
Functional description
The Air Bag system control unit M60 receives a supply controlled by the ignition (INT) at pin 7 of connector A from the line protected by fuse F5 of the additional fuse box B98B . Pin 6 of connector A is connected to the special earth C50.When frontal impact of a certain severity (depending on the software setting) is detected, the control unit sends control signals to set off the modules:
- to driver's Air Bag Q9 , through a clockspring on the steering wheel Q10 (from pins 13 and 14 of connector A):
- to passenger side air bag Q11 (from pins 15 and 16 of connector A):
- to the driver's pretensioner Q20 (from pins 13 and 14 of connector B) and the passenger pretensioner Q21 (from pins 15 and 16 of connector B).
When side impact of a certain severity (dependent on the software setting) is detected, the control unit sends control signals to set off the modules:
- to the driver's side Air Bag Q30 (from pins 17 and 18 of connector B);
- to the passenger side Air Bag Q31 (from pins 19 and 20 of connector B);
- to the driver's Head Bag Q40 (from pins 21 and 22 of connector B);
- to the passenger Head Bag Q41 (from pins 23 and 24 of connector B).