Buick Encore: Air & Wind Noise

 Voltage waveform samples

NOTE: This is GENERAL information. This article is not intended to be specific to any unique situation or individual vehicle configuration. For model-specific information see appropriate articles where available. EXAMPLE #1 - VOLTAGE CONTROLLED DRIVER These two known-good waveform patterns are from

 Lane Departure Warning (LDW)

If equipped, LDW may help avoid crashes due to unintentional lane departures. LDW uses a camera sensor to detect the lane markings at speeds of 56 km/h (35 mph) or greater. It may provide an alert if the vehicle is crossing a lane without using a turn signal in that direction. LDW light will not al