B1046 on 2021-2024 Jeep Grand Wagoneer — Occupant Classification / Restraint Sensor Circuit Fault
1 vehicles · 1 makes · $350-$1,400 repair
Most Reported On
B1046 is an OBD-II diagnostic trouble code meaning “Occupant Classification / Restraint Sensor Circuit Fault.” B1046 is a manufacturer-specific body code most commonly associated with the supplemental restraint (airbag) system, typically a fault in the occupant classification system (passenger seat weight/presence sensing) or a related restraint sensor unit. The airbag control module has detected a sensor or circuit reading outside its expected range. Because this is a safety-restraint code, the airbag warning light is usually on and passenger airbag deployment behavior may be affected. Exact meaning varies by maker, so confirm with vehicle-specific data. This code is most commonly reported on 2021-2024 Jeep Grand Wagoneer, with repair costs ranging from $350 to $1,400.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
B1046 does not use the standard P/B/C/U prefix. It may be a manufacturer-specific code, so verify that a scanner supports your exact year, model and module before buying.
FAQ
What does B1046 mean?
B1046 stands for "Occupant Classification / Restraint Sensor Circuit Fault." B1046 is a manufacturer-specific body code most commonly associated with the supplemental restraint (airbag) system, typically a fault in the occupant classification system (passenger seat weight/presence sensing) or a related restraint sensor unit. The airbag control module has detected a sensor or circuit reading outside its expected range. Because this is a safety-restraint code, the airbag warning light is usually on and passenger airbag deployment behavior may be affected. Exact meaning varies by maker, so confirm with vehicle-specific data.
What are the most common causes of B1046?
The most common causes of B1046 are: Faulty passenger seat occupant weight/classification sensor, Damaged wiring or connector under the seat, Faulty airbag/restraint control (sensor) module, Aftermarket seat covers or items affecting seat sensing, Loose or corroded connector at the seat harness, System needs recalibration after seat or sensor service. The specific cause varies by vehicle.
How much does it cost to fix B1046?
Repair costs for B1046 range from $350 to $1,400, depending on the vehicle and root cause.
Which vehicles are affected by B1046?
Au7o has documented B1046 across 1 vehicle models from 1 manufacturers: Jeep.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.