DTC B1830/57 Short in Driver Side Curtain Shield Squib Circuit; DTC B1831/57 Open in Driver Side Curtain Shield Squib Circuit; DTC B1832/57 Short to GND in Driver Side Curtain Shield Squib Circuit; DTC B1833/57 Short to B+ in Driver Side Curtain Shield Squib Circuit: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
The driver side curtain shield squib circuit consists of the center airbag sensor assembly and the curtain shield airbag assembly LH
The circuit instructs SRS to deploy when deployment conditions are met
These DTCs are recorded when a malfunction is detected in the driver side curtain shield squib circuit
DTC DETECTION CONDITION CHART
| DTC No. |
DTC Detection Condition |
Trouble Area |
| B1830/57 |
- The center airbag sensor assembly receives a line short circuit signal 5 times in the driver side curtain shield squib circuit during primary check
- Driver side curtain shield squib malfunction
- Center airbag sensor assembly malfunction
|
- No 2 floor wire
- Curtain shield airbag assembly LH (Driver side curtain shield squib)
- Center airbag sensor assembly
|
| B1831/57 |
- The center airbag sensor assembly receives an open circuit signal in the driver side curtain shield squib circuit for 2 seconds
- Driver side curtain shield squib malfunction
- Center airbag sensor assembly malfunction
|
- No 2 floor wire
- Curtain shield airbag assembly LH (Driver side curtain shield squib)
- Center airbag sensor assembly
|
| B1832/57 |
- The center airbag sensor assembly receives a short circuit to ground signal in the driver side curtain shield squib circuit for 0 5 seconds
- Driver side curtain shield squib malfunction
- Center airbag sensor assembly malfunction
|
- No 2 floor wire
- Curtain shield airbag assembly LH (Driver side curtain shield squib)
- Center airbag sensor assembly
|
| B1833/57 |
- The center airbag sensor assembly receives a short circuit to B+ signal in the driver side curtain shield squib circuit for 0 5 seconds
- Driver side curtain shield squib malfunction
- Center airbag sensor assembly malfunction
|
- No 2 floor wire
- Curtain shield airbag assembly LH (Driver side curtain shield squib)
- Center airbag sensor assembly
|