Twilight Sentinel ®Twilight Sentinel® can turn your lamps on and offfor you. A light sensor on top of the instrument panelmakes the Twilight Sentinel® work, so be sure it isnot covered.With Twilight Sentinel® you will see the followinghappen:• When it is dark enough outside, the front turn signallamps (DRL) will go off, and the headlamps andparking lamps will come on. The other lampsthat come on with headlamps will also come on.• When it is bright enough outside, the headlampswill go off, and the front turn signal lamps (DRL)will come on, as long as the exterior lamp switchis in the AUTO position.If you start your vehicle in a dark garage, the automaticheadlamp system will come on immediately. Once youleave the garage, it will take about one minute for theautomatic headlamp system to change to DRL if it islight outside. During that delay, your instrument panelcluster may not be as bright as usual. Make sure yourinstrument panel brightness control is in full brightposition. See Instrument Panel Brightness on page 3-32for more information.You can idle the vehicle with the lamps off, evenwhen it is dark outside. After starting the vehicle, turnthe exterior lamp control band to off, then release it.The lamps will remain off until you turn the controlband to off again.Twilight Sentinel® also provides exterior illumination asyou leave the vehicle. If Twilight Sentinel ® has turnedon the lamps when you turn off the ignition, your lampswill remain on until:• The exterior lamp switch is moved from OFF tothe parking lamp position, or• a delay time that you select has elapsed.See Driver Information Center (DIC) on page 3-60 toselect the delay time that you want. You can also selectno delay time.If you turn off the ignition with the exterior lamp switchin the parking lamp or headlamp position, the TwilightSentinel® delay will not occur. The lamps will turn offas soon as the switch is turned off.As with any vehicle, you should turn on the regularheadlamp system when you need it.3-31
