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DTC DATABASE • OBD-II
B10A2

Crash Input / Restraint System Related Fault

This page explains common reasons this code appears and what should be checked before parts are replaced.

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Common causes

What can trigger B10A2?

  • Stored crash event or restraint module data
  • Wiring / sensor issue
  • Module configuration mismatch
Typical symptoms

What you may notice

  • Airbag/SRS warning
  • Restraint system disabled until fault is resolved

Do not diagnose from the code alone

The code alone does not identify the failed part. Live data, wiring checks and manufacturer-specific subcodes may be required before replacing components.

Full scanLive dataWiring checksSensor plausibilityECU / module communication
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