AIRBAG SYSTEM (SRS)
AIRBAG SYSTEM (SRS) (1)
AIRBAG SYSTEM (SRS) (2)
SRSCM CONNECTOR
DAB+PAB+SAB+BPT
CONNECTOR 1

PIN NO.

FUNCTION

INPUT/OUTPUT

1

-

-

2

-

-

3

-

-

4

Warning lamp

Output

5

-

-

6

-

-

7

-

-

8

-

-

9

-

-

10

K-diagnostic line

Input/output

11

Battery supply

Input

12

GND

Input

13

Driver airbag, High

Output

14

Driver airbag, Low

Output

15

Passenger airbag, Low

Output

16

Passenger airbag, High

Output

17

-

-

18

-

-

19

Crash output

Output

20

-

-

21

-

-

22

-

-

23

-

-

24

-

-

CONNECTOR 2

PIN NO.

FUNCTION

INPUT/OUTPUT

1

-

-

2

-

-

3

-

-

4

-

-

5

-

-

6

-

-

7

-

-

8

-

-

9

Passenger satellite sensor, Low

Output

10

Passenger satellite sensor, High

Output

11

Driver satellite sensor, Low

Output

12

Driver satellite sensor, High

Output

13

Passenger side airbag, High

Output

14

Passenger side airbag, Low

Output

15

Driver side airbag, Low

Output

16

Driver side airbag, High

Output

17

-

-

18

-

-

19

-

-

20

-

-

21

Passenger belt pretensioner, High

Output

22

Passenger belt pretensioner, Low

Output

23

Driver belt pretensioner, Low

Output

24

Driver belt pretensioner, High

Output

DIAGNOSTIC TROUBLESHOOTING FLOW
AIRBAG SQUIB RESISTANCE LIMITS
DAB

R ≤ 1.6Ω

Resistance too low

Fault definitely detected

1.9Ω ≤ R ≤ 4.7Ω

Resistance whithin tolerance

Definitely no fault detected

R ≥ 6.0Ω

Resistance too high

Fault definitely detected

1.6Ω ＜ R ＜ 1.9Ω

4.7Ω ＜ R ＜ 6.0Ω

Tolerance band

Fault may or may not be detected

PAB, SAB, BPT

R ≤ 1.1Ω

Resistance too low

Fault definitely detected

1.4Ω ≤ R ≤ 4.7Ω

Resistance whithin tolerance

Definitely no fault detected

R ≥ 6.0Ω

Resistance too high

Fault definitely detected

1.1Ω ＜ R ＜ 1.4Ω

4.7Ω ＜ R ＜ 6.0Ω

Tolerance band

Fault may or may not be detected

Яндекс.Метрика