2021 TOYOTA C-HR Forward Collision Avoidance Sensing System Radar Problems

The contact owns a 2021 Toyota C-HR. The contact stated that upon having the windshield replaced, the technician was unable to connect the LTA, RTA, and the pre-collision system. The contact stated that the LTA, RTA, and Pre-Collision system intermittently illuminated. The vehicle was taken to the dealer where it was diagnosed that the system needed to be recalibrated. The contact was then informed that the vehicle was repaired; however, after the contact retrieved the vehicle, the warning lights failed to operate as designed. The dealer was then notified, and the contact was informed that the failure could potentially be due to the windshield. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 27,529.