Jeep Wrangler 2018-2025 Owners Manual / SERVICING AND MAINTENANCE / SCHEDULED SERVICING — DIESEL ENGINE / Maintenance Plan — Diesel Fuel Up To B5 Biodiesel

Jeep Wrangler: SCHEDULED SERVICING — DIESEL ENGINE / Maintenance Plan — Diesel Fuel Up To B5 Biodiesel

Refer to the maintenance plan for the required maintenance intervals.

Jeep Wrangler. Maintenance Plan — Diesel Fuel Up To B5 Biodiesel

WARNING!

You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment. If you have any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.
Failure to properly inspect and maintain your vehicle could result in a component malfunction and affect vehicle handling and performance. This could cause an accident.

SCHEDULED SERVICING — DIESEL ENGINE

Your vehicle is equipped with an automatic oil change indicator system. The oil change indicator system will remind you that it is time to take your vehicle in for scheduled maintenance...

Additional Maintenance — B6 To B20 Biodiesel

NOTE: Under no circumstances should oil change intervals exceed 8,000 miles (12,875 km) or six months, whichever comes first when using biodiesel blends greater than 5% (B5)...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: PARKING BRAKE

Before exiting the vehicle, make sure that the parking brake is fully applied. Also, be certain to leave an automatic transmission in PARK, or manual transmission in REVERSE or FIRST gear. The parking brake lever is located in the center console...

Jeep Wrangler 2018-2025 Owners Manual: Diesel Exhaust Fluid Storage

Diesel Exhaust Fluid (DEF) is considered a very stable product with a long shelf life. If DEF is kept in temperatures between 10° and 90°F (-12° and 32°C), it will last a minimum of one year. DEF is subject to freezing at the lowest temperatures...