Operation
The Side Impact sensor(SIS) assy circuit consists of the diagnosis circuit and lateral deceleration sensor,etc. It receive signals from the lateral deceleration sensor, judges whether or not the SRS must be activated, and dects diagnosis system mulfunction.
DTC B1404 is recorded when occurrence of a malfunction in the Side Impact sensor assy (Right side)is detected.
Item | Detecting Condition | Possible Cause | |
DTC Strategy | ● When the circuit short to ground | ● Short circuit to the ground ● Short circuit in the sensor to ground | |
Enable Conditions | ● Ignition "ON" | ||
Threshold Value | ● 1MΩ or Higher (Resister between wire and body ground) | ||
Diagnostic Time | Qualification | ● More than 2 sec remaining | |
De-Qualification | ● More than10 sec remaining | ||
Test Condition | Resister (Ω) |
Ignition OFF | R ≤ 1MΩ |
