Owner's Manual
Page 76
... the object causing the obstruction Wait a short time. Driver Controls Cause The surface of the radar in the grille is dirty or obstructed in some way The surface of the radar in the grille is clean but the message remains in the display Heavy rain or snow is interfering with the radar... signals Action Clean the grille surface in front of ACC. Failing to do so may result in a loss of vehicle control, which could result in serious injury. 76 Aftermarket trailer ...
... the object causing the obstruction Wait a short time. Driver Controls Cause The surface of the radar in the grille is dirty or obstructed in some way The surface of the radar in the grille is clean but the message remains in the display Heavy rain or snow is interfering with the radar... signals Action Clean the grille surface in front of ACC. Failing to do so may result in a loss of vehicle control, which could result in serious injury. 76 Aftermarket trailer ...