General Information

B1659 Rear crash detected

General Information

Component Location





General Description

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.
1. Collision and Passenger presence Detection.
2. Determination of BPT, BUPT and air bag deployment in accordance with given condition.
3. Internal and external diagnosis of air bag system.
4. Warning by warning lamp if there's any fault in airbag system.
5. Proffering data for scantool diagnosis.

DTC Description

Airbags inflate and warning lamp turns ON in Existing vehicles when a frontal impact and a side impact occur. However, in NF vehicle, only Airbag warning lamp turns ON and DAB, PAB, BPT, BKP, SAB, CAB do not inflate when rear impact.

DTC Detecting Condition





Schematic Diagram