Front Impact Sensor(FIS)located at both sides of the front of engine room detects head-on collision.
When FIS delivers and if both FIS and safing sensor detects collision simultaneously, SRSCM operates front air bag.
and if both FIS and safing sensor detects collision simultaneously, SRSCM operates front air bag.
The SRSCM sets DTC B1335 if PFIS with wrong ID is detected.
Item | Detecting Condition | Possible cause | |
DTC Strategy |
•
Check Data | 1. Faulty PFIS with wrong ID. 2. Faulty SRSCM. | |
Enable Conditions |
•
Ignition "ON" | ||
Threshold Value |
•
PFIS ID is different from programmed in ACU | ||
Diagnostic Time | Qualification |
•
More than 0.3~2 sec | |
De-Qualification |
•
Next Ign |