B0022critical severityBody
Passenger Side Curtain Deployment Circuit
on 2002 Ford Explorer 4.0L V6 SOHC · 4WD
What this code means
Malfunction detected in the passenger side curtain airbag deployment circuit. This system provides head protection for the passenger in side impacts.
Symptoms
- Airbag warning light on
- SRS code stored
- Curtain airbag inoperative on passenger side
Common causes
- Faulty curtain airbag module
- Roof rail wiring damage
- Airbag control module fault
- Connector issue at headliner
Diagnostic steps
- Scan SRS codes
- Inspect headliner connectors
- Check roof rail wiring
- Measure deployment circuit
- Test ACM outputs
Repair notes
Professional curtain airbag service required. Replace curtain module or repair wiring in roof rail.
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Any of these will read and clear this code — pick by how deep you want to go.
Bluetooth code reader (~$25)
Veepeak OBDCheck BLE →
Pairs with your phone — reads and clears codes, live data.
Serious DIY (~$100)
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
Shop-grade tablet (~$300+)
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
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Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit