Jeep Wrangler 2018-2025 Owners Manual / STARTING AND OPERATING / STOP/START SYSTEM — AUTOMATIC TRANSMISSION (IF EQUIPPED) / Autostop Mode

Jeep Wrangler: STOP/START SYSTEM — AUTOMATIC TRANSMISSION (IF EQUIPPED) / Autostop Mode

WARNING!

Vehicles with the Stop/Start system will be equipped with two batteries. Both the main and the supplemental batteries must be disconnected to completely de-energize the 12 Volt electrical system.
Serious injury or death could result if you do not disconnect both batteries. To learn how to properly disconnect, see an authorized dealer.

The Stop/Start feature is enabled after every driver ignition start. At that time, the system will go into STOP/START READY and if all other conditions are met, can go into a STOP/START AUTOSTOP ACTIVE “Autostop” mode.

To Activate The Autostop Mode, The Following Must Occur:

The system must be in STOP/START READY state. A STOP/START READY message will be displayed in the instrument cluster display within the Stop/Start section.
The vehicle must be completely stopped.
The shifter must be in a forward gear and the brake pedal pressed.

STOP/START SYSTEM — AUTOMATIC TRANSMISSION (IF EQUIPPED)

The Engine Stop/Start (ESS) function is developed to reduce fuel consumption. The system will stop the engine automatically during a vehicle stop if the required conditions are met...

Possible Reasons The Engine Does Not Autostop

Prior to engine shut down, the system will check many safety and comfort conditions to see if they are fulfilled. Detailed information about the operation of the Stop/Start system may be viewed in the instrument cluster display Stop/ Start Screen...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: Blind Spot Monitoring (BSM) — If Equipped

The BSM system uses two radar sensors, located inside the taillights, to detect highway licensable vehicles (automobiles, trucks, motorcycles, etc.) that enter the blind spot zones from the rear/front/side of the vehicle. Rear Detection Zones When the vehicle is started, the BSM Warning Light will momentarily illuminate in both outside rearview mirrors to let the driver know that the system is operational...

Jeep Wrangler 2018-2025 Owners Manual: Hill Descent Control (HDC) Indicator Light — If Equipped

This indicator shows when the HDC feature is turned on. The lamp will be on solid when HDC is armed. HDC can only be armed when the transfer case is in the “4WD Low” position and the vehicle speed is less then 30 mph (48 km/h). If these conditions are not met while attempting to use the HDC feature, the HDC indicator light will flash on/off...