Automatic Mode; Possible Reasons The Engine Does Not Autostop - Jeep Gladiator 2020 Owner's Manual

Automatic 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-ener-
gize 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 your authorized dealer.
The Stop/Start feature is enabled after every normal
customer engine start. It will remain in STOP/
START NOT READY until you drive forward with a
vehicle speed greater than 5 mph (8 km/h). At that time, the
system will go into STOP/START READY and if all other
conditions are met, can go into an STOP/START AUTO
STOP ACTIVE mode.
To Activate The STOP/START AUTO STOP ACTIVE
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. Refer to "Instrument Cluster Display"
in "Getting To Know Your Instrument Panel" for further
information.
• Vehicle speed must be less than 2 mph (3 km/h).
• The gear selector must be in the NEUTRAL position and
the clutch pedal must be fully released.
The engine will shut down, the tachometer will fall to the
Stop/Start position, the STOP/START AUTO STOP
ACTIVE message will appear, and the heater/air condi-
tioning (HVAC) air flow will be reduced.

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. In
following situations the engine will not stop:
• Driver's seat belt is not buckled
• Outside temperature is less than 10°F (–12°C) or greater
than 109°F (43°C)
• Actual cabin temperature is significantly different than
temperature set on Auto HVAC
• HVAC is set to full defrost mode
• Engine has not reached normal operating temperature
• Battery discharged
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