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: Door Frame Removal

NOTE: In four door models, the rear door frames must be removed first, followed by the front door frames. Using the provided #40 Torx head driver and ratchet, loosen the Torx screws located on the underside of each door frame (two per door)...

Jeep Wrangler 2018-2026 Owners Manual: Full Off — If Equipped

The “Full Off” mode is intended for off-highway or off-road use only and should not be used on any public roadways. In this mode, TCS and ESC features are turned off. To enter the “Full Off” mode, push and hold the ESC OFF switch for five seconds while the vehicle is stopped with the engine running...

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.