Jeep Wrangler 2018-2026 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 2018-2026 Owners Manual: Rear Defrost Button

Push and release the Rear Defrost Control button to turn on the rear window defroster and the heated outside mirrors (if equipped). The Rear Defrost indicator illuminates when the rear window defroster is on. The rear window defroster automatically turns off after 10 minutes...

Jeep Wrangler 2018-2026 Owners Manual: Fuel Filter Replacement — Diesel Engine

NOTE: Using a fuel filter that does not meet the manufacturer’s filtration and water separating requirements can severely impact fuel system life and reliability. We recommend you use Mopar® Fuel Filter. Must meet 3 micron rating. CAUTION! Diesel fuel will damage blacktop paving surfaces...