In collision, SRSCM sends current to pertinent air bag for deployment.
Besides SRSCM performs diagnosis of overall air bag system and light warning lamp if there's any fault in it.
Main functions of SRSCM are as follows.
Collision and Passenger presence Detection.
Determination of BPT and air bag deployment in accordane with given condition.
Internal and external diagnosis of air bag system.
Warning by warning lamp if there's any fault in airbag system.
Proffering data for scantool diagnosis.
The SRSCM sets DTC B1657 if any BPT deploys.
Item | Detecting Condition | Possible cause | |
DTC Strategy |
•
Check BPT deployment |
•
BPT deployment
•
SRSCM. | |
Enable Conditions |
•
Ignition "ON" | ||
Diagnostic Time | Qualification |
•
NA | |
De-Qualification |
•
- | ||
