3315763 - E7030 AIRBAG - Functional description
Functional description
The airbag system control unit M60 is supplied with power when the ignition switch is turned on (15/54) at pin 2 of connector A by the line protected by fuse F2 in junction unit B2. Pin 1 of connector A is earthed.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 the driver's side Air Bag Q9 (from pins 21 and 22 of connector A):
- to the passenger Air Bag Q11 (from pins 23 and 24 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 21 and 22 of connector B);
- to the passenger side Air Bag Q31 (from pins 23 and 24 connector B);
- to the driver's Window Bag Q40 (from pins 17 and 18 of connector B )
- to the passenger side Q41 (from pins 19 and 20 of connector B).