Jeep Wrangler 2018-2026 Owners Manual / SERVICING AND MAINTENANCE / ENGINE COMPARTMENT / 3.0L Diesel Engine

Jeep Wrangler: ENGINE COMPARTMENT / 3.0L Diesel Engine

Jeep Wrangler. 3.0L Diesel Engine

Battery
Engine Oil Fill
Engine Coolant Pressure Reservoir
Brake Fluid Reservoir Cap
Washer Fluid Reservoir Cap
Engine Air Cleaner Filter
Engine Oil Dipstick
Power Steering Reservoir Cap
Power Distribution Center (Fuses)

Checking Oil Level

To ensure proper engine lubrication, the engine oil must be maintained at the correct level. Check the oil level at regular intervals, such as every fuel stop...

Other information:

Jeep Wrangler 2018-2026 Owners Manual: VEHICLE SECURITY SYSTEM — IF EQUIPPED

The Vehicle Security system monitors the vehicle doors for unauthorized entry and the ignition switch for unauthorized operation. When the alarm is activated, the interior switches for door locks are disabled. The Vehicle Security system provides both audible and visible signals...

Jeep Wrangler 2018-2026 Owners Manual: Cold Weather Precautions

Operation in ambient temperature below 32°F (0°C) may require special considerations. The following charts suggest these options: Fuel Operating Range NOTE: Use “Ultra Low Sulfur Diesel Fuels (ULSD)” ONLY. Fuel Operating Range Chart *Number 1 ULSD Fuel should only be used where extended arctic conditions 0°F (-18°C) exist...

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.