Jeep Wrangler 2018-2025 Owners Manual / STARTING AND OPERATING / NORMAL OPERATION — DIESEL ENGINE / Cooling System Tips — Automatic Transmission / Do Not Operate The Engine With Failed Parts

Jeep Wrangler: Cooling System Tips — Automatic Transmission / Do Not Operate The Engine With Failed Parts

All engine failures give some warning before the parts fail. Be on the alert for changes in performance, sounds, and visual evidence that the engine requires service. Some important clues are:

Engine misfiring or vibrating severely
Sudden loss of power
Unusual engine noises
Fuel, oil or coolant leaks
Sudden change, outside the normal operating range, in the engine operating temperature
Excessive smoke
Oil pressure drop

Do Not Operate The Engine With Low Oil Pressure

If the low oil pressure warning light turns on while driving, stop the vehicle and shut down the engine as soon as possible. A chime will sound when the light turns on...

ENGINE BLOCK HEATER — IF EQUIPPED

The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: CYBERSECURITY

Your vehicle may be a connected vehicle and may be equipped with both wired and wireless networks. These networks allow your vehicle to send and receive information. This information allows systems and features in your vehicle to function properly...

Jeep Wrangler 2018-2025 Owners Manual: Android Auto™ Voice Command

NOTE: Feature availability depends on your carrier and mobile phone manufacturer. Some Android Auto™ features may or may not be available in every region and/or language. Android Auto™ allows you to use your voice to interact with Android’s™ best-in-class speech technology through your vehicle’s voice recognition system, and use your smartphone’s data plan to project your Android™-powered smartphone and a number of its apps onto your Uconnect touchscreen...

Basic Voice Commands

The basic Voice Commands below can be given at any point while using your Uconnect system. Push the VR button on the steering wheel. After the beep, say:

“Cancel” to stop a current voice session. “Help” to hear a list of suggested Voice Commands. “Repeat” to listen to the system prompts again.