Hyundai Sonata LF: SRSCM / Seat Belt Buckle Switch (BS) Description and Operation
The SRSCM shall monitor the status of the driver and front
passenger seat belt buckle. The SRSCM provides one pin each for the
driver and front passenger seat belt buckle status input. The seat belt
buckle circuit operates from internal boost voltage supplied by the
SRSCM, and uses chassis ground for the signal return. The buckle status
shall modify the SRSCM deployment. If the buckle status is unbuckled,
the corresponding pretensioner will not be deactivated.
Removal
Pressure Side Impact Sensor
•
Removal of the airbag must be performed according to the precautions/procedures described previously...
Other information:
Inspection
1.
Turn the ignition switch OFF.
2.
Remove the ECTS (Refer to "Removal").
3.
After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 3 and 4.
4.
Check that the resistance is within the specification...
S..