B0066moderate severityBody
Passenger Seat Position Sensor Circuit
on 2021 BMW i3 42 kWh Single Motor RWD · RWD
What this code means
Malfunction in the passenger seat position sensor circuit used by the SRS system.
Symptoms
- Airbag light on
- SRS fault stored
- Passenger airbag force may not be optimized
Common causes
- Faulty seat position sensor
- Wiring damage
- Sensor calibration lost
- Seat track debris
Diagnostic steps
- Scan SRS codes
- Test sensor output
- Inspect wiring at seat track
- Move seat through range
Repair notes
Replace or recalibrate passenger seat position sensor.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0007
Rear Left Side Airbag Deployment Circuit
B0008
Rear Right Side Airbag Deployment Circuit
B0009
Rear Center Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment