User Manual - Page 169

For 2021 WRANGLER.

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STARTING AND OPERATING 167
The Stop/Start feature is enabled after every
driver ignition 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
Ú page 111.
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
POSSIBLE REASONS THE ENGINE DOES
N
OT AUTOSTOP
Prior to engine shut down, the system will check
many safety and comfort conditions to see if
they are fulfilled. Situations when the engine
will not stop include (but not limited to):
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.
When driving in REVERSE.
Hood is open.
Transfer case is in 4WD Low or N (Neutral).
Driver's seat is not occupied or driver door is
open.
Vehicle is at high altitude.
The vehicle is on a steep grade.
Forward Gear is engaged.
Steering angle beyond threshold. (ESS
Models Only).
System fault is present.
HVAC set to MAX A/C.
It may be possible for the vehicle to be driven
several times without the Stop/Start system
going into a STOP/START READY state under
more extreme conditions of the items listed
above.
TO START THE ENGINE WHILE IN
A
UTOSTOP MODE
When the gear selector is in NEUTRAL, the
engine will start when the clutch pedal is
pressed (does not require complete/full pedal
press). The vehicle will go into STOP/START
SYSTEM NOT READY mode until the vehicle
speed is greater than 5 mph (8 km/h).
Conditions that will cause the engine to start
automatically while in STOP/START AUTO STOP
ACTIVE mode
The Engine Will Start Automatically When:
Actual cabin temperature is significantly
different than temperature set on Auto HVAC.
HVAC is set to full defrost mode.
HVAC system temperature or fan speed is
manually adjusted higher.
STOP/START AUTO STOP ACTIVE time
exceeds 5 minutes.
Battery voltage drops too low.
Vehicle is moving faster than 5 mph (8 km/h).
STOP/START OFF switch is pressed.
Transfer case is in 4WD Low or N (Neutral).
Steering wheel is turned beyond threshold
(ESS Models Only).
4
21_JL_OM_EN_USC_t.book Page 167
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