Jeep Wrangler: WARNING LIGHTS AND MESSAGES / Gray Indicator Lights

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...

ONBOARD DIAGNOSTIC SYSTEM — OBD II

Your vehicle is equipped with a sophisticated Onboard Diagnostic system called OBD II. This system monitors the performance of the emissions, engine, and transmission control systems...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: Transfer Case

Fluid Level Check The fluid level should be to the bottom edge of the fill hole when the vehicle is in a level position. Transfer Case Fill hole Drain hole Drain And Refill For the proper maintenance intervals. Selection Of Lubricant Use only the manufacturer recommended fluid...

Jeep Wrangler 2018-2025 Owners Manual: Fuel System Cautions

CAUTION! Follow these guidelines to maintain your vehicle’s performance: The use of leaded gasoline is prohibited by Federal law. Using leaded gasoline can impair engine performance and damage the emissions control system. An out-of-tune engine or certain fuel or ignition malfunctions can cause the catalytic converter to overheat...