DTC B1900/73: Short in Front Pretensioner Squib RH Circuit; DTC B1901/73: Open in Front Pretensioner Squib RH Circuit; DTC B1902/73: Short to GND in Front Pretensioner Squib RH Circuit; DTC B1903/73: Short to B+ in Front Pretensioner Squib RH Circuit: Description
The front seat belt pretensioner RH circuit consists of the center airbag sensor assembly and front seat outer belt assembly RH.
This circuit instructs the SRS to deploy when deployment conditions are met.
These DTCs are stored when a malfunction is detected in the front seat belt pretensioner RH circuit.
| DTC Code |
DTC Detection Condition |
Trouble Area |
| B1900/73 |
One of the following conditions is met:
- The center airbag sensor assembly detects a line short circuit signal 5 times in the front seat belt pretensioner RH circuit during the primary check.
- A front seat belt pretensioner RH malfunction.
- A center airbag sensor assembly malfunction.
|
- Floor wire
- Front seat outer belt assembly RH (Front seat belt pretensioner RH)
- Center airbag sensor assembly
|
| B1901/73 |
One of the following conditions is met:
- The center airbag sensor assembly detects an open circuit signal in the front seat belt pretensioner RH circuit for 2 seconds.
- A front seat belt pretensioner RH malfunction.
- A center airbag sensor assembly malfunction.
|
| B1902/73 |
One of the following conditions is met:
- The center airbag sensor assembly detects a short circuit to ground signal in the front seat belt pretensioner RH circuit for 0.5 seconds.
- A front seat belt pretensioner RH malfunction.
- A center airbag sensor assembly malfunction.
|
| B1903/73 |
One of the following conditions is met:
- The center airbag sensor assembly detects a short circuit to B+ signal in the front seat belt pretensioner RH circuit for 0.5 seconds.
- A front seat belt pretensioner RH malfunction.
- A center airbag sensor assembly malfunction.
|