DTC B0097 – Front Impact Sensor Circuit Fault

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DTC B0097 – Front Impact Sensor Circuit Fault

What Does DTC B0097 Mean?

DTC B0097 indicates that the Supplemental Restraint System (SRS) has detected a malfunction in the front impact sensor circuit. Depending on the vehicle manufacturer, this code may refer to the sensor itself, its wiring, connector, or the SRS control module.

Severity

High. A B0097 fault can disable part or all of the airbag system, reducing occupant protection during a collision.

Can You Drive with B0097?

The vehicle can usually be driven, but the airbag system may not deploy correctly in an accident. Repair should not be delayed.

Symptoms

  • SRS or Airbag warning light illuminated.
  • DTC B0097 stored in the SRS module.
  • Airbag system disabled.
  • SRS warning message displayed.

Common Causes

  • Faulty front impact sensor.
  • Damaged wiring harness.
  • Loose, bent, or corroded connector terminals.
  • Open or short circuit.
  • Faulty SRS control module.

How to Diagnose B0097

  1. Read all SRS trouble codes with a compatible scan tool.
  2. Inspect the front impact sensor and connector.
  3. Check wiring for damage, corrosion, or loose connections.
  4. Perform continuity and resistance tests following the factory service manual.
  5. Repair the fault, clear the code, and verify proper operation.

Typical Sensor Circuit

        SRS Module
            │
            │
      Wiring Harness
            │
            │
     Front Connector
            │
            ▼
   Front Impact Sensor

Estimated Repair Cost

  • Wiring repair: $50–150
  • Connector replacement: $30–100
  • Impact sensor replacement: $100–350
  • SRS module replacement: $300–900

Related DTCs

  • B0095
  • B0096
  • B0098
  • B0099

Frequently Asked Questions

Can I clear B0097 without repairing it?

No. The code will usually return until the underlying problem is repaired.

Will disconnecting the battery clear B0097?

Disconnecting the battery may erase temporary faults on some vehicles, but most SRS modules retain the code until repairs are completed and the code is cleared with a scan tool.

Is B0097 the same on every vehicle?

No. The exact description and diagnostic procedure vary by manufacturer. Always refer to the factory service information for your specific vehicle.

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