RAM 1500 2021, Owner'S Manual

Page: 162 / 461

160 STARTING AND OPERATING
Conditions That Will Cause The Engine To Start
Automatically While In Autostop Mode
The engine will start automatically when:

The transmission selector is moved from DRIVE
to REVERSE, NEUTRAL, or PARK

To maintain cabin temperature near the HVAC
settings

HVAC is set to full defrost mode

12 Volt demand requires engine restart

Stop/Start OFF switch is pushed

Transfer case is in 4WD LOW

The emissions system override is present

A Stop/Start system error is present
Conditions That Force An Automatic Shift To Park
While In Autostop Mode
The engine will not start automatically and the
transmission will be placed in PARK if:

The driver door is open and brake pedal
released

The driver door is open and the driver seat belt
is unbuckled

The engine hood has been opened

A Stop/Start system error is present
The engine may then be restarted by moving the
transmission shift selector out of PARK (e.g., to
DRIVE) or, in some cases, only by a key start. The
instrument cluster will display a “SHIFT OUT OF
PARK” message, or a “STOP/START KEY START
REQUIRED” message, to indicate which action is
required
Ú
page 104.
T
O
M
ANUALLY
T
URN
O
FF
T
HE
S
TOP
S
TART
S
YSTEM
Stop/Start OFF Switch
Push the Stop/Start OFF switch (located on the
switch bank). The light on the switch will illuminate.
The “STOP/START OFF” message will appear in the
instrument cluster display and the Autostop mode
will be disabled
Ú
page 104.
NOTE:
The Stop/Start system will reset itself back to the
ON mode every time the ignition is turned OFF and
back ON.
T
O
M
ANUALLY
T
URN
O
N
T
HE
S
TOP
S
TART
S
YSTEM
Push the Stop/Start OFF switch (located on the
switch bank). The light on the switch will turn off.
S
YSTEM
M
ALFUNCTION
If there is a malfunction in the Stop/Start system,
the system will not shut down the engine. A
“SERVICE STOP/START SYSTEM” message will
appear in the instrument cluster display
Ú
page 118.
The system will need to be checked by an
authorized dealer.
CRUISE CONTROL SYSTEMS — IF EQUIPPED
Your vehicle may be equipped with the Cruise
Control system, or the Adaptive Cruise Control
(ACC) system:

Cruise Control will keep your vehicle at a
constant preset speed.

Adaptive Cruise Control (ACC) will adjust the
vehicle speed up to the preset speed to main -
tain a distance with the vehicle ahead.
NOTE:

In vehicles equipped with ACC, if ACC is not
enabled, Fixed Speed Cruise Control will not
detect vehicles directly ahead of you. Always be
aware of the feature selected.