B1701 — manufacturer-specific body code

B1701 is a manufacturer-specific body code: it is defined by the carmaker, not by the OBD-II standard, so the same code can mean different things on different brands. Below are the vehicles and failure patterns where owners report it, drawn from NHTSA complaints — the most reliable guide to what it means in practice.

Ask A Mechanic

In our record, B1701 is reported only on Hyundai vehicles , against airbags and seatbelts failure patterns , across 2006–2007 model years.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite B1701 across 5 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report B1701 5 patterns

2007 Hyundai Sonata

airbags — Passenger occupant sensor (OCS) malfunction — light stays on despite occupied seat

2007 Hyundai Sonata

seatbelts — Seatbelt pretensioner resistance/voltage malfunction

2006 Hyundai Azera

airbags — Occupant Classification System (OCS) Malfunction – Passenger Airbag Disabled

2006 Hyundai Sonata

airbags — Seat Belt Buckle / Pretensioner Connector Resistance Issues

2006 Hyundai Sonata

seatbelts — Seat Belt Buckle Sensor Failure (Passenger and Driver Sides)

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →