Jeep Wrangler 2018-2026 Owners Manual / TECHNICAL SPECIFICATIONS / FUEL REQUIREMENTS – DIESEL ENGINE / Diesel Fuel Specifications
Jeep Wrangler: FUEL REQUIREMENTS – DIESEL ENGINE / Diesel Fuel Specifications
This diesel engine has been developed to take advantage of the high energy content and generally lower cost No. 2 Ultra Low Sulfur diesel fuel or No. 2 Ultra Low Sulfur climatized diesel fuels.
NOTE:
- If you accidentally fill the fuel tank with gasoline on your diesel vehicle, do not start the engine. Damage to the engine and fuel system could occur. Please call an authorized dealer for service.
- A maximum blend of 5% biodiesel meeting ASTM specification D-975 may be used with your diesel engine without any adjustments to regular service schedules.
- Commercially available fuel additives are not necessary for the proper operation of your diesel engine.
- No. 1 Ultra Low Sulfur diesel fuel should only be used where extended arctic conditions (-10°F or -23°C) exist.
FUEL REQUIREMENTS – DIESEL ENGINE
Federal law requires that you must fuel this
vehicle with Ultra Low Sulfur Highway Diesel
fuel (15 ppm Sulfur maximum) and prohibits
the use of Low Sulfur Highway Diesel fuel
(500 ppm Sulfur maximum) to avoid damage to
the emissions control system...
Biodiesel Fuel Requirements
A maximum blend of 5% biodiesel meeting
ASTM specification D975 is recommended for
use with your diesel engine. If frequent
operation with Biodiesel blends that are
between 6% and 20% (B6–B20) is desired, the
maintenance schedule is subject to shorter
intervals...
Other information:
Jeep Wrangler 2018-2026 Owners Manual: Removing The Soft Top
Use this QR code to access your digital experience. Fully lower the soft topCAUTION! Failure to follow the next steps could result in damage to the Soft Top or vehicle. Make sure the lift assist mechanism on both the left and right sides are in the “lock” position, and an audible “click” is heard when pushing down on the #1 bow from each of the lift assist mechanisms before removing...
Jeep Wrangler 2018-2026 Owners Manual: SmartWatch Integration — If Equipped
Description SmartWatch Integration puts the Uconnect app right on your Apple® Watch or Android™ Wear. To get started, follow these steps: Download the Uconnect app from the App Store® or Google Play. Log onto the app from your smartphone using the username and password you created when you first set up your account...
Categories
- Manuals Home
- Jeep Wrangler Owners Manual
- Jeep Wrangler Service Manual
- Engine Coolant Level — 2.0L
- Programming HomeLink® To A Garage Door Opener
- Automatic High Beam Headlamp Control — If Equipped, Flash-To-Pass
- New on site
- Most important about car
Turn Signals. Lane Change Assist — If Equipped
Turn Signals
Move the multifunction lever up or down to activate the turn signals. The arrows on each side of the instrument cluster flash to show proper operation.
NOTE:
If either light remains on and does not flash, or there is a very fast flash rate, check for a defective outside light bulb.
Copyright © 2026 www.jewrangler.com