DTC B136D-00: Pretensioner Rear-Driver Circuit Short To Battery: General Description
The seat Belt Pretensioner (BPT) tightens seat belt before air bag deploys to protect passenger from bumping against front seat.
In BPT, there are a ignition circuit and cylinder for rewinding belt.
Cylinder has piston that can rewind seat belt in it.
Gas chamber generates expansive force of gases to push piston in cylinder.
CAUTION:
Never measure resistance of BPT directly, current of measuring device may cause unexpected BPT deployment.
NOTE:
| Supplemental Restraints System Control Module (SRSCM) | ACU Warning Lamp (AWL) |
| Driver Airbag (DAB) | Passenger Airbag (PAB) |
| Driver Side Airbag (DSAB) | Passenger Side Airbag (PSAB) |
| Driver Curtain Airbag (DCAB) | Passenger Curtain Airbag (PCAB) |
| Driver Rear Side Airbag (DRSAB) | Passenger Rear Side Airbag (PRSAB) |
| Driver Knee Airbag (DKAB) | Passenger Knee Airbag (PKAB) |
| Driver Belt Pretensioner (DBPT) | Passenger Belt Pretensioner (PBPT) |
| Driver Rear Belt Pretensioner (DRBPT) | Passenger Rear Belt Pretensioner (PRBPT) |
| Driver Anchor Pretensioner (DAPT) | Passenger Anchor Pretensioner (PAPT) |
| Driver Buckle Switch (DBS) | Passenger Buckle Switch (PBS) |
| Driver Front Impact Sensor (DFIS) | Passenger Front Impact Sensor (PFIS) |
| Driver Side Impact Sensor (DSIS) | Passenger Side Impact Sensor (PSIS) |
| Driver Rear Side Impact Sensor (DRSIS) | Passenger Rear Side Impact Sensor (PRSIS) |
| Passenger Side Impact Sensor (PSIS) | Occupant Classification System (OCS) |
| Pressure-Side Impact Sensor (P-SIS) | Occupant Detecting System (ODS) |