The contact owns a 2014 Ford Explorer. The contact stated that while driving on several occasions at various speeds, the air bag warning light illuminated. The vehicle was taken to a dealer where it was diagnosed that the second-row seat belt inflator sensor needed to be cleaned. The vehicle was repaired but the failure reoccurred approximately one year later. The vehicle was then taken to an independent mechanic where a diagnostic test retrieved DTC: B141B-13. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 80,000.