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SRS control module

SRS control module


Number of connector pins

45



Control module connections


Pin Component/function In/Out
26

Side airbag, driver

Out

27

Side airbag, driver

Out

28

Driver airbag, low level, 80 %

Out

29

Driver airbag, low level, 80 %

Out

30

Driver airbag, high level, 20 %

Out

31

Driver airbag, high level, 20 %

Out

32

Side airbag, passenger

Out

33

Side airbag, passenger

Out

34

Seat-belt tensioner, driver

Out

35

Seat-belt tensioner, driver

Out

36

Seat-belt tensioner, passenger

Out

37

Seat-belt tensioner, passenger

Out

38

39

40

Seat-belt buckle, driver

In

41

Passenger airbag, high level, 20 %

Out

42

Passenger airbag, high level, 20 %

Out

43

Passenger airbag, low level, 80 %

Out

44

Passenger airbag, low level, 80 %

Out

45

46

Seat-belt buckle, passenger

In

47

48

Seat position, passenger

In

49

Seat position, driver

In

50

51

Power supply (+15 circuit)

In

52

Control module ground

In

53

54

55

I-BUS, high level



56

I-BUS, low level



57

58

Signal to telematic

Out

59

Seat-belt buckle, driver

In

60

Seat position, driver

In

61

Seat-belt buckle, passenger

In

62

Seat position, passenger

In

63

64

65

66

Front sensor, right

In

67

Front sensor, left

In

68

Side impact sensor, passenger

In

69

Side impact sensor, passenger

In

70

Front sensor, right

In

71

Front sensor, left

In

72

Side impact sensor, driver

In

73

Side impact sensor, driver

In



Measurement values

The following table indicates the values for measuring SRS levels. The diagnostic tool should be used for measurement.

Designation Min value Max value
Configuration Pass. Airbag





Driver Airbag, stage 1, Resistance

0 Ω

4.8 Ω

Driver Airbag, stage 2, Resistance

0 Ω

4.8 Ω



0 Ω

4.8 Ω



0 Ω

4.8 Ω

Pass. Airbag, stage1, Resistance

0 Ω

4.8 Ω

Pass. Airbag, stage 2, Resistance

0 Ω

4.8 Ω



0 Ω

4.8 Ω



0 Ω

4.8 Ω

Seat Belt Switch Driver

0

1

Seat Belt Switch Passenger

0

1

Seat Position Driver





Seat Position Passenger





Ignition Cycle Counter Airbag Lamp

0

65 535

Time Airbag Lamp

0 min

1,200 min

Number of activated circuit

0

15