2010 Ford Taurus Owner Guide 3rd Printing - Page 276

Driving The following table lists possible causes and actions for this message being displayed: The surface of the radar is dirty or Clean the fascia area in front of obstructed in some way the radar, either side, or remove obstruction. The surface of the radar is not Drive normally in traffic for a few dirty or obstructed minutes to allow the radar to detect that it is no longer blocked. Note: The vehicle must be in D (Drive) and a few vehicles must pass so that the BLIS௡ can clear a blocked state. Heavy rainfall or heavy snowfall is No action required by the driver. interfering with the radar signals The system will automatically reset to an unblocked state once the rainfall/snowfall rate decreases or stops. Do not use BLIS௡ and/or CTA in heavy rainfall or heavy snowfall. Due to the nature of radar technology, it is possible to get a blockage warning and not be blocked. This is rare and known as a false blockage warning. A false blocked condition will either self clear or clear after a key cycle. Trailer tow false alerts When towing a trailer, the sensors may detect the trailer thus causing a false alert. It may be desirable to turn the BLIS௡ off if the false alerts become annoying. Day and night brightness The BLIS௡ and/or CTA alert will automatically dim when the headlamp switch is in PARK, ON, or AUTO ON and night time darkness has been detected by the sun sensor. 276 2010 Taurus (500) Owners Guide, 3rd Printing USA (fus)