The contact owns a 2021 Honda Pilot. The contact stated that while the vehicle was parked and occupied, while attempting to start the vehicle, the air bag warning light illuminated. The contact stated that the SRS air bag system failure message was displayed. The vehicle was taken to a dealer and the contact was informed that the SRS control unit and weight sensor needed to be replaced. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 24V064000 (Air Bags); however, the VIN was not included. The manufacturer was notified of the failure but offered no assistance. The contact was referred to the NHTSA Hotline for assistance. The failure mileage was 41,000.