Jeep Wrangler: Yellow Warning Lights / Low Fuel Warning Light

Loose Fuel Filler Cap Warning Light — If Equipped

This warning light will illuminate when the fuel filler cap is loose. Properly close the filler cap to disengage the light. If the light does not turn off, please see an authorized dealer...

Low Washer Fluid Warning Light — If Equipped

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Other information:

Jeep Wrangler 2018-2026 Owners Manual: Windshield Wiper Operation

Rotate the end of the lever upward to the first detent past the intermittent settings for low-speed wiper operation. Rotate the end of the lever upward to the second detent past the intermittent settings for high-speed wiper operation. Windshield/Intermittent Wiper Operation CAUTION! In cold weather, always turn off the wiper switch and allow the wipers to return to the park position before turning off the engine...

Jeep Wrangler 2018-2026 Owners Manual: Engine Coolant Level — 2.0L

WARNING! Do not open hot engine cooling system. Never add engine coolant (antifreeze) when the engine is overheated. Do not loosen or remove the cap to cool an overheated engine. Heat causes pressure to build up in the cooling system. To prevent scalding or injury, do not remove the pressure cap while the system is hot or under pressure...