Jeep Wrangler: WARNING LIGHTS AND MESSAGES / Blue Indicator Lights

Cruise Control SET Indicator Light — If Equipped With Base Instrument Cluster

..

High Beam Indicator Light

This indicator light will illuminate to indicate that the high beam headlights are on. With the low beams activated, push the multifunction lever forward (toward the front of the vehicle) to turn on the high beams...

Other information:

Jeep Wrangler 2018-2026 Owners Manual: FUEL REQUIREMENTS – DIESEL ENGINE

Federal law requires that you must fuel this vehicle with Ultra Low Sulfur Highway Diesel fuel (15 ppm Sulfur maximum) and prohibits the use of Low Sulfur Highway Diesel fuel (500 ppm Sulfur maximum) to avoid damage to the emissions control system...

Jeep Wrangler 2018-2026 Owners Manual: Body And Underbody Maintenance

Cleaning Headlights Your vehicle is equipped with plastic headlights and fog lights that are lighter and less susceptible to stone breakage than glass headlights. Plastic is not as scratch resistant as glass and therefore different lens cleaning procedures must be followed...