Seat-belt Buckle Switch(SBBS) is located in driver and passenger side seat.
SRSCM checks if seatbelt is buckled by signal of SBBS.
SRSCM controls air bag module and BPT differently in accordance with vehicle speed at the moment of collision and signal from SBBS.
The SRSCM sets DTC B151100 if there is a open circuit or short to power in DSBBS harness.
Item
Detecting Condition
Possible cause
DTC Strategy
Check current
Short to power in DSBBS harness.
Open circuit in DSBBS harness.
Poor connection of connected part.
Faulty DSBBS.
Faulty SRSCM.
Enable Conditions
Ignition "ON"
Threshold Value
Sensor line current < 2.7mA
Diagnostic Time
Qualification
More than 2 sec
De-Qualification
More than 4 sec