Jeep Wrangler: ENGINE COMPARTMENT / 3.0L Diesel Engine

3.6L Gasoline Engine

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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 MAINTENANCE

An authorized dealer has the qualified service personnel, special tools, and equipment to perform all service operations in an expert manner. Service Manuals are available which include detailed service information for your vehicle. Refer to these Service Manuals before attempting any procedure yourself...

Jeep Wrangler 2018-2026 Owners Manual: Adding Diesel Exhaust Fluid

The DEF gauge (located on the instrument cluster display) will display the level of DEF remaining in the tank. NOTE: Driving conditions (altitude, vehicle speed, load, etc.) will affect the amount of DEF that is used in your vehicle. DEF Fill Procedure NOTE: For the correct DEF fluid type...