B1706: owner reports and bulletins

Body. We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got B1706 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

28 complaints filed with NHTSA mention B1706, 3 of them since 2015, across 4 different models. The component owners most often filed it under: air bags.

Most-reported models

VehicleComplaintsModel years reported
HYUNDAI SONATA252006, 2007

Manufacturer service bulletins that name B1706

1 technical service bulletins and manufacturer communications filed with NHTSA mention B1706, from 1 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • HYUNDAI SONATA (2006, 2007, 2008), bulletin 10057849: HYUNDAI 2006-2008 SONATA: BULLETIN INFORMATION REGARDING SERVICE PRCEDURES TO REPAIR THE SYMPTOM OF AN AIRBAG WARNING WITH DTC CODE, B1701 OR B1706. *LJ

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.