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OBD-II · B0018

Right Front/Passenger Frontal Deployment Loop Resistance High

The SRS module measures a higher than expected resistance in the passenger frontal deployment loop, indicating partial corrosion or damage. The airbag may not deploy reliably.

What this code tells you

The vehicle detected a condition matching the diagnostic criteria for B0018. The code guides testing; it does not confirm which component caused the condition.

Reasonable next steps

  1. Record all stored and pending codes plus freeze-frame data before clearing anything.
  2. Check service information for the exact year, make, model and powertrain.
  3. Inspect related wiring, connectors, hoses and obvious damage before replacing parts.
  4. Use measured test results or a qualified technician to confirm the root cause.
A flashing check-engine light, severe misfire, overheating, oil-pressure warning, brake warning or unsafe drivability warrants stopping safely and obtaining professional help.