Jeep Wrangler 2018-2026 Owners Manual / IN CASE OF EMERGENCY / JUMP STARTING / Jump Starting Procedure

Jeep Wrangler: JUMP STARTING / Jump Starting Procedure

WARNING!

Failure to follow this jump starting procedure could result in personal injury or property damage due to battery explosion.

CAUTION!

Failure to follow these procedures could result in damage to the charging system of the booster vehicle or the discharged vehicle.

NOTE:

Make sure at all times that unused ends of jumper cables are not contacting each other or either vehicle while making connections.

Preparations For Jump Start

Supplemental Battery — If Equipped WARNING! Only use the positive battery post on the main battery to jump start your vehicle. Serious injury or death could result if you attempt to jump start using the supplemental battery...

Connecting The Jumper Cables

Connect the positive (+) end of the jumper cable to the remote positive (+) post of the discharged vehicle. Connect the opposite end of the positive (+) jumper cable to the positive (+) post of the booster battery...

Other information:

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...

Jeep Wrangler 2018-2026 Owners Manual: To Turn On The Engine Using The ENGINE START/STOP Button

The transmission must be in PARK or NEUTRAL. Press and hold the brake pedal while pushing the ENGINE START/STOP button once. The system takes over and attempts to start the vehicle. If the vehicle fails to start, the starter will disengage automatically after 10 seconds...

Bi-Level Mode

Jeep Wrangler. Bi-Level Mode Air comes from the instrument panel outlets and floor outlets. A slight amount of air is directed through the defrost and side window demister outlets.