B0018critical severityBody
Passenger Side Curtain Airbag Deployment Open
on 2019 Jeep Cherokee 3.2L V6 · AWD
What this code means
Open circuit detected in the passenger side curtain airbag deployment loop.
Symptoms
- Airbag warning light on
- SRS code stored
- Passenger curtain airbag inoperative
Common causes
- Disconnected connector
- Broken wire in roof rail
- Faulty curtain airbag
- Body repair damage
Diagnostic steps
- Inspect roof rail wiring passenger side
- Check curtain airbag connector
- Measure loop resistance
- Check for body damage or repair
Repair notes
Repair open circuit. Check for prior collision repair that may have damaged the harness.
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Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
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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