Jeep Wrangler 2018-2026 Owners Manual / STARTING AND OPERATING / NORMAL OPERATION — DIESEL ENGINE / Cooling System Tips — Automatic Transmission

Jeep Wrangler: NORMAL OPERATION — DIESEL ENGINE / Cooling System Tips — Automatic Transmission

To reduce the potential for engine and transmission overheating in high ambient temperature conditions, take the following actions:

City Driving — When stopped, shift the transmission into NEUTRAL (N) and increase engine idle speed.
Highway Driving — Reduce your speed.
Up Steep Hills — Select a lower transmission gear.
Air Conditioning — Turn it off temporarily.

NOTE:

If the coolant temperature is too high, the A/C will automatically turn off.

Stopping The Engine

After full load operation, idle the engine for a few minutes before shutting it down. This idle period will allow the lubricating oil and coolant to carry excess heat away from the turbocharger...

Do Not Operate The Engine With Low Oil Pressure

If the low oil pressure warning light turns on while driving, stop the vehicle and shut down the engine as soon as possible. A chime will sound when the light turns on...

Other information:

Jeep Wrangler 2018-2026 Owners Manual: Replacement Bulbs

NOTE: See an authorized dealer for LED bulb replacement. NOTE: Lens fogging can occur under certain atmospheric conditions. This will usually clear as atmospheric conditions change to allow the condensation to change back into a vapor. Turning the lamps on will usually accelerate the clearing process...

Jeep Wrangler 2018-2026 Owners Manual: Front Carpets (Two And Four Door Models):

Remove the front grommets. Front Carpet Grommets Pull the carpet out from the front to the rear. Front Carpet Pulled Away Remove the grommets under the front seat. First for the rear carpet and then the front carpet. Front And Rear Carpet Split Under the back of the front seat, open the carpet split and then pull out the rear edge and slide the carpet to the front (do not remove the harness)...

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.