Fault Code B0090
Code meaning, symptoms, possible causes, part number, and estimated cost.
B0090
Left Front Occupant Position Sensor
This DTC indicates an issue with the left front occupant position sensor (typically driver's side). This sensor determines occupant position to adjust airbag deployment force. A fault can impair airbag protection effectiveness. A garage check is recommended.
Part Details
Part Name
Left Front Occupant Position Sensor
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪400 - ₪1200
Engine Location
Within or under the driver's seat
Symptoms
- SRS/Airbag warning light on
- Failure to adjust airbag deployment force
- DTC stored in ECU memory
- Malfunction of smart airbag system
Possible Causes
- 1Internal fault in the position sensor
- 2Damaged wiring or short circuit to sensor
- 3Loose or disconnected connector
- 4Physical damage to the sensor or seat
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