DTC B1781: Front Occupant Classification Sensor RH Circuit Malfunction: Description
The front occupant classification sensor RH circuit consists of the occupant classification ECU and the front occupant classification sensor RH.
DTC B1781 is recorded when a malfunction is detected in the front occupant classification sensor RH circuit.
| DTC No. |
DTC Detecting Condition |
Trouble Area |
| B1781 |
- The occupant classification ECU receives a line short circuit signal, an open circuit signal, a short circuit to ground signal or a short circuit to B+ signal in the front occupant classification sensor RH circuit for 2 seconds.
- Front occupant classification sensor RH malfunction
- Occupant classification ECU malfunction
|
- Front seat frame with adjuster assembly RH (Front occupant classification sensor RH)
- Front seat wire RH
- Occupant classification ECU
|