Driver Seat Belt Pretensioner Circuit Short to Battery
The B0217 code means the vehicle's onboard diagnostic system has detected: Driver Seat Belt Pretensioner Circuit Short to Battery. This is a critical severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $200 - $800 (parts and labor)
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Common Symptoms
- SRS malfunction indicator lit
- Pretensioner system disabled
- Multiple restraint faults
- Airbag warning displayed
Probable Causes (Ranked by Likelihood)
- SRS wiring shorted to power source Very High
- Pretensioner connector power crossover High
- Aftermarket wiring near SRS Moderate
- Airbag module power fault Low
Step-by-Step Diagnostic Procedure
-
Check for aftermarket wiring near SRS
-
Trace wiring for power contact
-
Inspect connector for pin crossover
-
Verify SRS wiring routing
Frequently Asked Questions
What can short the pretensioner to battery?
Aftermarket accessories, collision damage rerouting wires, or incorrect connector pins during repairs.
Is this more dangerous than a short to ground?
Both disable the pretensioner. Modern modules have safeguards against accidental deployment.
How do I prevent this?
Ensure all electrical work avoids SRS wiring paths and follows factory routing.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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