B1764 on Hyundai vehicles

A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.

Owners’ own words, scrubbed of anything identifying. Unverified reports filed with NHTSA — what was said, not a finding that it was true.

Bulletins and campaigns Hyundai filed with NHTSA whose summary names B1764. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

• 26-BE-011H TSB Warranty extension
  2026-04-25 · Air Bags
• Some vehicles listed below may exhibit an intermittent airbag warning light and DTC(s) B1763 (OCS ECU Defect), and/or B1764 (OCS Mat Defect) may be stored. Hyundai is extending the warranty coverage of the sensor for the Occupant Classification System (OCS) / Occupant Detection System (ODS) to 18 years/unlimited mileage from the date of original retail delivery or date of first use (whichever occu
• 26-BE-011H DN Warranty extension
  2026-04-25 · Electrical System
• Some vehicles listed below may exhibit an intermittent airbag warning light and DTC(s) B1763 (OCS ECU Defect), and/or B1764 (OCS Mat Defect) may be stored. Hyundai is extending the warranty coverage of the sensor for the Occupant Classification System (OCS) / Occupant Detection System (ODS) to 18 years/unlimited mileage from the date of original retail delivery or date of first use (whichever occu

A stored code names the test that failed, never the part that caused it. The record above is what Hyundai and its owners have filed about it; the code’s page across every make has the whole file.