When considering a plastic repair on a bumper fascia with radar-based sensors mounted behind, first follow the OEM procedures, and if those aren’t clear, stay away from the sensors...
The seemingly simple replacement of electrical connectors and terminals can turn tricky if the polarity is reversed, as this diagnosis of an air bag circuit fault shows
For power or energy to transfer from one component to another, rotational movement is incorporated. With this power movement from one source to another, comes vibration and sound...