DTC B1920/77: Short in Rear Pretensioner Squib RH Circuit; DTC B1921/77: Open in Rear Pretensioner Squib RH Circuit; DTC B1922/77: Short to GND in Rear Pretensioner Squib RH Circuit; DTC B1923/77: Short to B+ in Rear Pretensioner Squib RH Circuit (To 08/2009): Description
The rear pretensioner squib RH circuit consists of the center airbag sensor assembly and rear seat outer belt assembly RH.
This circuit instructs the SRS to deploy when deployment conditions are met.
These DTCs are recorded when a malfunction is detected in the rear pretensioner squib RH circuit.
| DTC No. |
DTC Detection Condition |
Trouble Area |
| B1920/77 |
- The center airbag sensor assembly receives a line short circuit signal in the rear pretensioner squib RH circuit during primary check.
- Rear pretensioner squib RH malfunction
- Center airbag sensor assembly malfunction
|
- Floor wire
- Rear seat outer belt assembly RH (Rear pretensioner squib RH)
- Center airbag sensor assembly
|
| B1921/77 |
- The center airbag sensor assembly receives an open circuit signal in the rear pretensioner squib RH circuit.
- Rear pretensioner squib RH malfunction
- Center airbag sensor assembly malfunction
|
- Floor wire
- Rear seat outer belt assembly RH (Rear pretensioner squib RH)
- Center airbag sensor assembly
|
| B1922/77 |
- The center airbag sensor assembly receives a short circuit to ground signal in the rear pretensioner squib RH circuit.
- Rear pretensioner squib RH malfunction
- Center airbag sensor assembly malfunction
|
- Floor wire
- Rear seat outer belt assembly RH (Rear pretensioner squib RH)
- Center airbag sensor assembly
|
| B1923/77 |
- The center airbag sensor assembly receives a short circuit to B+ signal in the rear pretensioner squib RH circuit.
- Rear pretensioner squib RH malfunction
- Center airbag sensor assembly malfunction
|
- Floor wire
- Rear seat outer belt assembly RH (Rear pretensioner squib RH)
- Center airbag sensor assembly
|