B0215 critical

Driver Seat Belt Pretensioner Circuit Open

The B0215 code means the vehicle's onboard diagnostic system has detected: Driver Seat Belt Pretensioner Circuit Open. This is a critical severity code.

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Keep driving?
Short distances only
DIY difficulty
hard
Estimated cost
$200 - $900 (parts and labor)
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Common Symptoms

  • SRS warning light illuminated
  • Pretensioner disabled
  • Restraint fault code
  • Airbag system inactive warning

Probable Causes (Ranked by Likelihood)

  • Disconnected pretensioner connector Very High
  • Broken wire in SRS harness High
  • Previously deployed pretensioner Moderate
  • Airbag module connector failure Low

Step-by-Step Diagnostic Procedure

  1. Verify pretensioner connector is seated

  2. Check SRS wiring for breaks

  3. Confirm pretensioner not previously deployed

  4. Test circuit continuity

Frequently Asked Questions

What does an open circuit mean?

A break in the electrical path prevents the pretensioner from functioning in a crash.

Could it be deployed already?

Yes, a previous collision may have fired the pretensioner without replacement.

How urgent is this?

Critical safety system. Repair as soon as possible.

Sources

This page is built from documented references. Verify against your own service info before repair work.

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