ECU RAM CHASSIS CAB 2022 User Guide

GETTING TO KNOW YOUR VEHICLE25
The driver’s door will unlock automatically if the
keys are detected inside the vehicle when the door
lock button on the front door panel is used to lock
the door. This will occur for two attempts. Upon the
third attempt, the doors will lock even if the key is
inside.
NOTE:If the key fob is located next to a mobile phone,
laptop, or other electronic device, the wireless
signal may get blocked, and the driver’s door may
not unlock automatically.
If the door lock switch is pushed while the ignition
is in ACC or ON/RUN and the driver's door is open,
the doors will not lock.
KEYLESS ENTER ‘N GO™ —
P
ASSIVE ENTRY (IF EQUIPPED)
The Passive Entry system is an enhancement to
the vehicle’s Remote Keyless Entry system and a
feature of Keyless Enter ‘n Go™. This feature
allows you to lock and unlock the vehicle’s door(s)
without having to push the key fob lock or unlock
buttons.
NOTE:
Passive Entry may be programmed on/off within
Uconnect Settings Ú page 191.
If wearing gloves or if it has been raining/
snowing on the Passive Entry door handle, the
unlock sensitivity can be affected, resulting in a
slower response time.
If the vehicle is unlocked by Passive Entry and
no door is opened within 60 seconds, the
vehicle will relock and if equipped will arm the
security alarm.
The Vehicle Security system can be armed/
disarmed by pushing the Passive Entry key fob
lock/unlock buttons (if equipped).
The key fob may not be detected by the vehicle
Passive Entry system if it is located next to a
mobile phone, laptop or other electronic device;
these devices may block the key fob's wireless
signal and prevent the Passive Entry door
handle from locking/unlocking the vehicle.
To Unlock From The Driver or Passenger Side:
With a valid Passive Entry key fob within 5 ft
(1.5 m) of the door handle, grab the handle to
unlock the vehicle. Grabbing the driver’s door
handle will unlock the driver’s door automatically.
Grabbing the passenger door handle will unlock all
doors automatically. The interior door panel lock
knob will raise when the door is unlocked.
Grab The Door Handle To Unlock
NOTE:
Either the driver’s door only or all doors will
unlock when you grab hold of the front driver’s
door handle, depending on the selected setting
in the Uconnect system Ú
page 191.
All doors will unlock when the front passenger
door handle is grabbed regardless of the
driver’s door unlock preference setting.
Preventing Inadvertent Locking Of Passive Entry
Key Fob In Vehicle:
To minimize the possibility of unintentionally
locking a Passive Entry key fob inside your vehicle,
the Passive Entry system is equipped with an
automatic door unlock feature which will function if
the ignition switch is in the OFF position.
If one of the vehicle doors is open and the door
panel switch is used to lock the vehicle, once all
open doors have been closed the vehicle checks
2

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36GETTING TO KNOW YOUR VEHICLE
Front Head Restraint Removal
Two-Way Head Restraints — If Equipped
To remove the head restraint, push the adjustment
button and the release button while pulling upward
on the whole assembly. To reinstall the head
restraint, put the head restraint posts into the
holes and adjust it to the appropriate height.
Four-Way Head Restraints — If Equipped
The head restraints should only be removed by
qualified technicians, for service purposes only. If
either of the head restraints require removal, see
an authorized dealer.Rear Head Restraints
The rear seats are equipped with adjustable and
removable head restraints. To raise the head
restraint, pull upward on the head restraint. To
lower the head restraint, push the adjustment
button located on the base of the head restraint
and push downward on the head restraint.
Release/Adjustment Buttons
NOTE:
The rear center head restraint (Crew Cab) has
only one adjustment position that is used to aid
in the routing of a tether Ú
page 275.

Do not reposition the head restraint 180 degrees
to the incorrect position in an attempt to gain
additional clearance to the back of the head.

WARNING!
All occupants, including the driver, should not
operate a vehicle or sit in a vehicle’s seat until
the head restraints are placed in their proper
positions in order to minimize the risk of neck
injury in the event of a crash.
Head restraints should never be adjusted
while the vehicle is in motion. Driving a vehicle
with the head restraints improperly adjusted
or removed could cause serious injury or
death in the event of a collision.
WARNING!
A loose head restraint thrown forward in a
collision or hard stop could cause serious
injury or death to occupants of the vehicle.
Always securely stow removed head restraints
in a location outside the occupant compart -
ment.
ALL the head restraints MUST be reinstalled in
the vehicle to properly protect the occupants.
Follow the reinstallation instructions above
prior to operating the vehicle or occupying a
seat.
1 — Release Button
2 — Adjustment Button

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GETTING TO KNOW YOUR VEHICLE37
Rear Head Restraint Removal
To remove the head restraint, push the adjustment
button and the release button while pulling upward
on the whole assembly. To reinstall the head
restraint, put the head restraint posts into the
holes and adjust it to the appropriate height.
NOTE:To remove outboard restraints, the rear seat
bottom must be folded up.
DRIVER ADJUSTABLE PEDALS —
IF EQUIPPED
The adjustable pedals system is designed to allow
a greater range of driver comfort for steering wheel
tilt and seat position. This feature allows the brake and accelerator pedals to move toward or away
from the driver to provide improved position with
the steering wheel.
The adjustable pedal switch is located to the left
side of the steering column.

Adjustable Pedals Switch

The pedals can be adjusted with the ignition in the
OFF position.
The pedals cannot be adjusted when the vehicle is
in REVERSE or when the Cruise Control system is
on. If there is an attempt to adjust the pedals when
the system is locked out, the following messages
will appear (on vehicles equipped with an
instrument cluster display):
Adjustable Pedal Disabled — Cruise Control
Engaged
Adjustable Pedal Disabled — Vehicle In Reverse
NOTE:
Always adjust the pedals to a position that
allows full movement of the pedal.
Further small adjustments may be necessary to
find the best possible seat/pedal position.
For vehicles equipped with Driver Memory
Settings, you can use your remote keyless entry
key fob or the memory switch on the driver’s
door trim panel to return the adjustable pedals
to saved positions Ú page 29.
WARNING!
A loose head restraint thrown forward in a
collision or hard stop could cause serious
injury or death to occupants of the vehicle.
Always securely stow removed head restraints
in a location outside the occupant compart -
ment.
ALL the head restraints MUST be reinstalled in
the vehicle to properly protect the occupants.
Follow the reinstallation instructions above
prior to operating the vehicle or occupying a
seat.
WARNING!
Do not adjust the pedals while the vehicle is
moving. You could lose control and have an
accident. Always adjust the pedals while the
vehicle is parked.
CAUTION!
Do not place any article under the adjustable
pedals or impede its ability to move, as it may
cause damage to the pedal controls. Pedal
travel may become limited if movement is
stopped by an obstruction in the adjustable
pedal's path.
2

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GETTING TO KNOW YOUR VEHICLE43
OUTSIDE MIRRORS FOLDING FEATURE
All outside mirrors are designed to be able to be
manually folded both forward and rearward to
prevent damage.

Folding Mirror

UNIVERSAL GARAGE DOOR OPENER
(HOMELINK®) — IF EQUIPPED

HomeLink® Buttons

Use this QR code to access your
digital experience.
HomeLink® replaces up to
three hand-held transmitters
that operate devices such as
garage door openers, motor -
ized gates, lighting, or home
security systems. The HomeLink® unit is
powered by your vehicle’s 12 Volt battery.
The HomeLink® buttons that are located in the
overhead console or sunvisor designate the
three different HomeLink® channels.
To operate HomeLink®, push and release any
of the programmed HomeLink® buttons. These
buttons will activate the devices they are
programmed to with each press of the corre -
sponding HomeLink® button.
The HomeLink® indicator light is located above
the center button Ú page 412.
BEFORE YOU BEGIN PROGRAMMING
H
OMELINK®
For efficient programming and accurate
transmission of the radio frequency signal, it is
recommended that a new battery be placed in the
hand-held transmitter of the device that is being
programmed to the HomeLink® system. Make
sure your hand-held transmitter is programmed to
activate the device you are trying to program your
HomeLink® button to.
Ensure that your vehicle is parked outside of the
garage before you begin programming.
It is recommended that you erase all the channels
of your HomeLink® before you use it for the first
time.
CAUTION!
It is recommended to fold the mirrors into the
full rearward position to resist damage when
entering a car wash or a narrow location.
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46GETTING TO KNOW YOUR VEHICLE
3. Continue to press and hold the HomeLink® button, while you press and release (cycle)
your hand-held transmitter every two seconds
until HomeLink® has successfully accepted
the frequency signal. The indicator light will
flash slowly and then rapidly when fully
trained.
4. Watch for the HomeLink® indicator to change flash rates. When it changes, it is
programmed. It may take up to 30 seconds or
longer in rare cases. The garage door may
open and close while you are programming.
5. Press and hold the programmed HomeLink® button and observe the indicator light.
NOTE:
If the indicator light stays on constantly,
programming is complete and the garage
door/device should activate when the
HomeLink® button is pressed.
To program the two remaining HomeLink®
buttons, repeat each step for each
remaining button. DO NOT erase the chan -
nels.
If you unplugged the garage door opener/device
for programming, plug it back in at this time. Reprogramming A Single HomeLink® Button
(Canadian/Gate Operator)
To reprogram a channel that has been previously
trained, follow these steps:

1. Place the ignition in the ON/RUN position.

2. Press and hold the desired HomeLink® button
until the indicator light begins to flash after
20 seconds. Do not release the button.
3. Without releasing the button, proceed with “Canadian/Gate Operator Programming” step
2 and follow all remaining steps.
SECURITY
It is advised to erase all channels before you sell or
turn in your vehicle.
To do this, push and hold the two outside buttons
for 20 seconds until the indicator flashes. Note
that all channels will be erased. Individual
channels cannot be erased.
The HomeLink® Universal Transceiver is disabled
when the Vehicle Security system is active.
TROUBLESHOOTING TIPS
If you are having trouble programming
HomeLink®, here are some of the most common
solutions:
Replace the battery in the Garage Door Opener
hand-held transmitter.
Push the LEARN button on the Garage Door
Opener to complete the training for a Rolling
Code.
Did you unplug the device for programming and
remember to plug it back in?
If you have any problems, or require assistance,
please call toll-free 1-800-355-3515 or, on the
Internet at HomeLink.com for information or
assistance.
WARNING!
Vehicle exhaust contains carbon monoxide, a
dangerous gas. Do not run your vehicle in the
garage while programming the transceiver.
Exhaust gas can cause serious injury or death.
Your motorized door or gate will open and
close while you are programming the universal
transceiver. Do not program the transceiver if
people, pets or other objects are in the path of
the door or gate. Only use this transceiver with
a garage door opener that has a “stop and
reverse” feature as required by Federal safety
standards. This includes most garage door
opener models manufactured after 1982. Do
not use a garage door opener without these
safety features.

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GETTING TO KNOW YOUR VEHICLE65
Storage Bin (Regular Cab)
The storage bin is located behind the front seats
and runs the length of the cab.

Storage Bin

Fold Flat Load Floor — If Equipped
Crew Cab models with a 60/40 rear seat may be
equipped with a folding load floor. Unfolding The Load Floor/Crew Cab

1. Lift the 60/40 seat cushion(s) to the upward
position.

Load Floor Legs In Stowed Position

2. Unfold both the legs using the straps.

Load Floor Legs In Opened Position
3. Lift the front panel until the load floor unfolds
into position.

Load Floor In Open Position

4. Reverse the procedure to store the load floor.
Positioning The Load Floor For Storage Access
Under The Seat

1. Lift the 60/40 seat cushion(s) to the upward position.

2. Unsnap the securing snap located at either side of the load floor.
WARNING!
Do not operate the vehicle with loose items
stored on the load floor. While driving or in an
accident you may experience abrupt stopping,
rapid acceleration, or sharp turns. Loose objects
stored on the load floor may move around with
force and strike occupants, resulting in serious
or fatal injury.
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66GETTING TO KNOW YOUR VEHICLE
3. Lift the load floor up to access storage under the load floor.

Load Floor Securing Straps/Crew Cab

4. Reverse the procedure to put the load floor back in the secured down position before you
operate the vehicle.
Below Rear Seat Storage (Crew Cab)
The Crew Cab models provide additional storage
under the rear seats. Lift the seats to access the
storage compartment.
To open the storage compartments, unsnap the
securing snap located at either side of the load
floor and lift upward on the fold flat lid.

Crew Cab Storage

NOTE:For more information on storage and the fold flat
floor, refer to “Fold Flat Load Floor” in the previous
section.
USB/AUX CONTROL
Located on the center stack, just below the
instrument panel, is the main media hub. There
are four total USB ports: Two Mini-USBs (Type C)
and two Standard USBs (Type A). There is also an
AUX port located in the middle of the USB Ports.
Plugging in a smartphone device to a USB port may
activate Android Auto™ or Apple CarPlay®
features, if equipped. For further information, refer
to “Android Auto™” or “Apple CarPlay®” in the
Owner’s Manual Supplement.
NOTE:Two devices can be plugged in at the same time,
and both ports will provide charging capabilities.
Only one port can transfer data to the system at a
time. A pop-up will appear and allow you to select
the device transferring data.
For example, if a device is plugged into the Type A
USB port and another device is plugged into the
Type C USB port, a message will appear and allow
you to select which device to use.
WARNING!
Do not drive with the load floor in the up
position. When stopping fast or in an accident,
the load floor could move to the down position
causing serious injury.

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92GETTING TO KNOW YOUR INSTRUMENT PANEL
Diesel Exhaust Fluid (DEF) Warning
Messages
There are four different messages which are
displayed if the vehicle detects that the DEF
system has been filled with a fluid other than DEF,
has experienced component failures, or when
tampering has been detected. The vehicle may be
limited to a maximum speed of 5 mph (8 km/h) if
the DEF system is not serviced within less than
200 miles (322 km) of the fault being detected.
When the DEF system needs to be serviced the
following warnings will display:
DEF Low Refill Soon — This message will display
when the low level is reached, during vehicle
start up, and with increased frequency during
vehicle operation. It will be accompanied by a
single chime. Approximately 5 gallons (19
Liters) of DEF is required to refill the tank when
this message is initially displayed on pickup
applications, and approximately 7 gallons (26
Liters) are required on chassis-cab applications.
Speed Limited to 5 MPH in XXX mi Refill DEF —
This message will continuously display if the
“DEF Low Refill Soon” message is ignored, and
the frequency of occurrence of the chime will
increase unless up to 2 gallons (7.5 Liters) of
DEF is added to the tank.
5 MPH Max Speed on Restart, Long Idle or
Refuel Refill DEF — This message will continu -
ously display when the counter reaches zero,
and will be accompanied by a periodic chime.
The vehicle will only be capable of a maximum
speed of 5 mph upon the first of the following
conditions to occur:
If the vehicle is shutoff and restarted.
If the vehicle is idled for an extended period
of time, approximately one hour or greater.
If the system detects that the level of fuel in
the tank has increased.
Add a minimum of 2 gallons (7.5 Liters) of DEF
to the tank in order to avoid vehicle operation at
a maximum speed of 5 mph (8 km/h).
NOTE:A minimum of 2 gallons (7.5 Liters) may be
required to restore normal vehicle operation.
Although the vehicle will start normally and can be
placed in gear after this message has been initially
displayed, extreme caution should be utilized since
the vehicle will only be capable of maneuvering at
a maximum speed of 5 mph (8 km/h).
Diesel Exhaust Fluid (DEF) Fault Warning
Messages
There are five different messages which are
displayed if the vehicle detects that the DEF
system has been filled with a fluid other than DEF, has experienced component failures, or when
tampering has been detected. The vehicle may be
limited to a maximum speed of 5 mph (8 km/h) if
the DEF system is not serviced within less than
200 miles (322 km) of the fault being detected.
When the DEF system needs to be serviced the
following warnings will display:
Service DEF System See Dealer — This message
will display when the fault is initially detected,
each time the vehicle is started, and periodically
during driving. The message will be accompa -
nied by a single chime. We recommend you
drive to the nearest authorized dealer and have
your vehicle serviced as soon as possible.
5 MPH Max Speed in 150 mi Service DEF
System See Dealer — This message will display
if the DEF system has not been serviced after
the “Service DEF System – See Dealer”
message is displayed. This message will contin -
uously display until the mileage counter reaches
zero, and will be accompanied by a periodic
chime. The message will continue to countdown
until it reaches zero unless the vehicle is
serviced. We recommend you drive to your
nearest authorized dealer and have your vehicle
serviced immediately.
NOTE:Under some circumstances this mileage counter
may start with a value of less than 150 miles
(241 km). For example, if recurring faults are

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94GETTING TO KNOW YOUR INSTRUMENT PANEL
Loss of the battery charge may indicate one or
more of the following conditions:
The charging system cannot deliver enough
electrical power to the vehicle system because
the electrical loads are larger than the capability
of charging system. The charging system is still
functioning properly.
Turning on all possible vehicle electrical loads
(e.g. HVAC to max settings, exterior and interior
lights, overloaded power outlets +12 Volts,
115 Volt AC, USB ports) during certain driving
conditions (city driving, towing, frequent stop -
ping).
Installing options like additional lights, upfitter
electrical accessories, audio systems, alarms
and similar devices.
Unusual driving cycles (short trips separated by
long parking periods).
The vehicle was parked for an extended period
of time (weeks, months).
The battery was recently replaced and was not
charged completely.
The battery was discharged by an electrical load
left on when the vehicle was parked.
The battery was used for an extended period
with the engine not running to supply radio,
lights, chargers, +12 Volt portable appliances
like vacuum cleaners, game consoles and
similar devices. What to do when an electrical load reduction
action message is present (“Battery Saver On” or
“Battery Saver Mode”)
During a trip:
Reduce power to unnecessary loads if possible:
Turn off redundant lights (interior or exte
-
rior).
Check what may be plugged in to power
outlets +12 Volts, 115 Volt AC, USB ports.
Check HVAC settings (blower, temperature).
Check the audio settings (volume).
After a trip:
Check if any aftermarket equipment was
installed (additional lights, upfitter electrical
accessories, audio systems, alarms) and review
specifications if any (load and Ignition Off Draw
currents).
Evaluate the latest driving cycles (distance,
driving time and parking time).
The vehicle should have service performed if
the message is still present during consecutive
trips and the evaluation of the vehicle and
driving pattern did not help to identify the cause.
WARNING LIGHTS AND MESSAGES
The warning/indicator lights will illuminate in the
instrument panel together with a dedicated
message and/or acoustic signal when applicable.
These indications are indicative and precautionary
and as such must not be considered as exhaustive.
Always refer to the information in this chapter in
the event of a failure indication. All active telltales
will display first if applicable. The system check
menu may appear different based upon
equipment options and current vehicle status.
Some telltales are optional and may not appear.
RED WARNING LIGHTS
Seat Belt Reminder Warning Light
This warning light indicates when the
driver or passenger seat belt is
unbuckled. When the ignition is first
placed in the ON/RUN or ACC/ON/RUN
position and if the driver’s seat belt is unbuckled,
a chime will sound and the light will turn on. When
driving, if the driver or front passenger seat belt
remains unbuckled, the Seat Belt Reminder Light
will flash or remain on continuously and a chime
will sound Ú page 275.

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96GETTING TO KNOW YOUR INSTRUMENT PANEL
Vehicle Security Warning Light —
If Equipped
This light will flash at a fast rate for
approximately 15 seconds when the
vehicle security system is arming, and
then will flash slowly until the vehicle is
disarmed.
Engine Coolant Temperature Warning
Light
This warning light warns of an
overheated engine condition. If the
engine coolant temperature is too high,
this indicator will illuminate and a single
chime will sound. If the temperature reaches the
upper limit, a continuous chime will sound for four
minutes or until the engine is able to cool,
whichever comes first.
If the light turns on while driving, safely pull over
and stop the vehicle. If the Air Conditioning (A/C)
system is on, turn it off. Also, shift the transmission
into NEUTRAL and idle the vehicle. If the
temperature reading does not return to normal,
turn the engine off immediately and call for service
Ú page 322.
Battery Charge Warning Light
This warning light will illuminate when the
battery is not charging properly. If it stays
on while the engine is running, there may
be a malfunction with the charging
system. Contact an authorized dealer as soon as
possible.
This indicates a possible problem with the
electrical system or a related component.
Oil Pressure Warning Light
This warning light will illuminate to
indicate low engine oil pressure. If the
light turns on while driving, stop the
vehicle, shut off the engine as soon as
possible, and contact an authorized dealer. A
chime will sound when this light turns on.
Do not operate the vehicle until the cause is
corrected. This light does not indicate how much oil
is in the engine. The engine oil level must be
checked under the hood.
Oil Temperature Warning Light
This warning light will illuminate to
indicate the engine oil temperature is
high. If the light turns on while driving,
stop the vehicle and shut off the engine
as soon as possible. Wait for oil temperature to
return to normal levels.
Electronic Throttle Control (ETC) Warning
Light
This warning light will illuminate to
indicate a problem with the ETC system.
If a problem is detected while the vehicle
is running, the light will either stay on or
flash depending on the nature of the problem.
Cycle the ignition when the vehicle is safely and
completely stopped and the transmission is placed
in the PARK position. The light should turn off. If
the light remains on with the vehicle running, your
vehicle will usually be drivable; however, see an
authorized dealer for service as soon as possible.
NOTE:This light may turn on if the accelerator and brake
pedals are pressed at the same time.
If the light continues to flash when the vehicle is
running, immediate service is required and you
may experience reduced performance, an
elevated/rough idle, or engine stall and your
vehicle may require towing. The light will come on
when the ignition is placed in the ON/RUN or ACC/
ON/RUN position and remain on briefly as a bulb
check. If the light does not come on during starting,
have the system checked by an authorized dealer.

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