ECU Ram 2500 2020 Owner's Guide

80GETTING TO KNOW YOUR VEHICLE
(Continued)
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 program -
ming.
5. Press and hold the programmed Home -
Link® 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 Home -
Link® button is pressed.
To program the two remaining HomeLink®
buttons, repeat each step for each remaining
button. DO NOT erase the channels.
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 previ -
ously 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.
Using HomeLink®
To operate, push and release the programmed
HomeLink® button. Activation will now occur for
the programmed device (i.e. garage door
opener, gate operator, security system, entry
door lock, home/office lighting, etc.) The
hand-held transmitter of the device may also be
used at any time.
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 orange indi -
cator flashes. Note that all channels will be
erased. Individual channels cannot be erased. The HomeLink® Universal Transceiver is disabled
when the Vehicle Security Alarm is active.
Troubleshooting Tips
If you are having trouble programming Home
-
Link®, here are some of the most common solu -
tions:
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-free1-800-355-3515 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 trans -
ceiver. Exhaust gas can cause serious
injury or death.

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86GETTING TO KNOW YOUR VEHICLE
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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GETTING TO KNOW YOUR VEHICLE87
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 this
section.
Cupholders
Front Seat Cupholders
For vehicles equipped with a center console,
two cupholders are located in front of the
console storage bin.

Front Cupholders

NOTE:
If the vehicle is equipped with a premium center
console with double (tandem) doors, push the
front bin door to access the cupholders.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.2

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GETTING TO KNOW YOUR VEHICLE95
RamBox Integrated Box Side Storage Bins
Cargo storage bins are located on both sides of
the pickup box. The cargo storage bins provide
watertight, lockable, illuminated storage for up
to 300 lbs (136 kg) of evenly distributed cargo.

RamBox Cargo Storage Bins
To open a storage bin with the RamBox
unlocked, push and release the button located
on the lid. The RamBox lid will open upward to
allow hand access. Lift the lid to fully open.
NOTE:
RamBox will not open when the button is
pushed if the RamBox is locked.

RamBox Pushbutton And Lock
The interior of the RamBox will automatically
illuminate when the lid is opened. In addition to
the automatic illumination, there is a manual
on/off switch located at the rear of each storage
bin. Pushing the switch once will turn off the bin
lights, pushing the switch again will turn the
lights back on.

RamBox Light Switch

Cargo bins feature two removable drain plugs
(to allow water to drain from bins). To remove
plug, pull up on the edge. To install, push the
plug downward into drain hole.
NOTE:
Provisions are provided in the bins for cargo
dividers and shelf supports. These accessories
(in addition to other RamBox accessories) are
available from Mopar.
CAUTION!
Failure to follow the following items could
cause damage to the vehicle:
Assure that all cargo inside the storage bins
is properly secured.
Do not exceed cargo weight rating of
300 lbs (136 kg) for 2500 and 3500
series vehicles per bin.
CAUTION!
Leaving the lid open for extended periods of
time could cause the vehicle battery to
discharge. If the lid is required to stay open
for extended periods of time, it is
recommended that the bin lights be turned
off manually using the on/off switch.
2

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96GETTING TO KNOW YOUR VEHICLE
Locking And Unlocking RamBox
Push and release the lock or unlock button on
the key fob to lock and unlock all doors, the tail -
gate and the RamBox (if equipped). Refer to
“Keys” in this chapter for further details. The
RamBox storage bins can be locked using the
vehicle key. To lock and unlock the storage bin,
insert the key into the keyhole on the push
button and turn clockwise to lock or counter -
clockwise to unlock. Always return the key to the
upright (vertical) position before removing the
key from the push button.
RamBox Safety Warning
Carefully follow these warnings to help prevent
personal injury or damage to your vehicle:
RamBox Storage Bin Cover Emergency
Release Lever — If Equipped
As a security measure, a Storage Bin Cover
Emergency Release is built into the storage bin
cover latching mechanism.

Storage Bin Cover Emergency Release Lever

NOTE:
In the event of an individual being locked inside
the storage bin, the storage bin cover can be
opened from inside of the bin by pulling on the
glow-in-the-dark lever attached to the storage
bin cover latching mechanism.
Bed Divider — If Equipped
The bed divider has two functional positions:
Storage Position
Divider Position
CAUTION!
Ensure cargo bin lids are closed and
latched before moving or driving vehicle.
Loads applied to the top of the bin lid
should be minimized to prevent damage to
the lid and latching/hinging mechanisms.
Damage to the RamBox bin may occur due
to heavy/sharp objects placed in bin that
shift due to vehicle motion. In order to mini -
mize potential for damage, secure all cargo
to prevent movement and protect inside
surfaces of bin from heavy/sharp objects
with appropriate padding.
WARNING!
Always close the storage bin covers when
your vehicle is unattended.
Do not allow children to have access to the
storage bins. Once in the storage bin, young
children may not be able to escape. If
trapped in the storage bin, children can die
from suffocation or heat stroke.
In an accident, serious injury could result if
the storage bin covers are not properly
latched.
Do not drive the vehicle with the storage bin
covers open.
Keep the storage bin covers closed and
latched while the vehicle is in motion.
Do not use a storage bin latch as a tie
down.

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GETTING TO KNOW YOUR VEHICLE97
Storage Position
The storage position for the bed divider is at the
front of the truck bed which maximizes the bed
cargo area when not in use.
To install the bed divider into the storage posi -
tion, perform the following:

1. Make sure the center handle is unlocked using the vehicle key and rotate the center
handle vertically to release the divider side
gates.

Center Handle And Lock
2. With the side gates open, position the
divider fully forward in the bed against the
front panel.

Storage Position

3. Rotate the side gates closed allowing the outboard ends to be positioned in front of
the cargo tie down loops.

Cargo Tie Down Loop
4. Rotate the center handle horizontally to
secure the side gates in the closed position.

Side Gates Closed

5. Lock the center handle using the vehicle key to secure the panel into place.
Divider Position
The divider position is intended for managing
your cargo and assisting in keeping cargo from
moving around the bed. There are 11 divider
slots along the bed inner panels which allow for
various positions to assist in managing your
cargo.
1 — Center Handle Lock
2 — Handle
2

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98GETTING TO KNOW YOUR VEHICLE
To install the bed divider into a divider position,
perform the following:

1. Make sure the center handle is unlocked
using the vehicle key and rotate the center
handle vertically to release the divider side
gates.

Center Handle And Lock

2. With the side gates open, position the divider so the outboard ends align with the
intended slots in the sides of the bed.
Aligning Gate To Slots

3. Rotate the side gates closed so that the outboard ends are secured into the
intended slots of the bed.
4. Rotate the center handle horizontally to secure the side gates in the closed position.

Side Gates Closed
5. Lock the center handle to secure the panel
into place.
Bed Rail Tie-Down System — If Equipped
NOTE:
This feature is only available for vehicles
equipped with a RamBox.

There are two adjustable cleats on each side of the
bed that can be used to assist in securing cargo.
Adjustable Cleats

1 — Center Handle Lock
2 — Handle
CAUTION!
The maximum load per cleat should not
exceed 250 lbs (113 kg) and the angle of
the load on each cleat should not exceed
45 degrees above horizontal, or damage to
the cleat or cleat rail may occur.

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GETTING TO KNOW YOUR VEHICLE99
Each cleat must be located and tightened down
in one of the detents, along either rail, in order
to keep cargo properly secure.
To move the cleat to any position on the rail,
turn the nut counterclockwise several turns.
Then pull out on the cleat and slide it to the
detent nearest the desired location. Make sure
the cleat is seated in the detent and tighten the
nut.

Adjustable Cleat Assembly
Cleat Removal (With Tonneau Cover)
To remove the cleats from the utility rail, remove
the end cap screw located in the center of the
end cap, using a #T30 Torx head driver.
Remove the end cap and slide the cleat off the
end of the rail.

End Cap Screw Location If Equipped With Tonneau Cover

Cleat Removal (Without Tonneau Cover)
Remove the end cap by pushing upward on the
release button located beneath the end cap
while pulling the cap away from the rail. The
cleat can now be removed by sliding it off the
end of the rail.
End Cap Release Button If Not Equipped With Tonneau
Cover
Pull End Cap Away From Rail

1 — Utility Rail Detent
2 — Cleat Retainer Nut
3 — Utility Rail Cleat
2

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GETTING TO KNOW YOUR VEHICLE101
Removing The Tailgate

1. Disconnect the wiring harness for the rear
camera and or power locks (if equipped).

NOTE:
Refer to “Disconnecting The Rear Camera And
Remote Keyless Entry” in this section.
2. Unlatch the tailgate and remove the support cables by releasing the lock tang from the
pivot.
NOTE:
Make sure tailgate is supported when removing
support cables.

Locking Tang
3. Position the tailgate on a 45 degree angle.
4. Raise the right side of the tailgate until the
right side pivot clears the hanger bracket.
5. Slide the entire tailgate to the right to free the left side pivot.
6. Remove the tailgate from the vehicle.
NOTE:
Do not carry the tailgate loose in the truck
pickup box.
Locking Tailgate
The tailgate can be locked using the key fob
lock button.
TRI-FOLD TONNEAU COVER — IF EQUIPPED
Your vehicle may be equipped with a Tri-Fold
Tonneau Cover which consists of different
features:
Easy Tri-Fold cover
Tonneau fore aft locator
Crossbar inside bed locator
Front and rear clamps
Stowage strap
Locking capability
NOTE:
The Tonneau Cover can be folded up and
secured at the front of the box without removing
it completely.
WARNING!
To avoid inhaling carbon monoxide, which is
deadly, the exhaust system on vehicles
equipped with “Cap or Slide-In Campers”
should extend beyond the overhanging
camper compartment and be free of leaks.
2

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GETTING TO KNOW YOUR INSTRUMENT PANEL127
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 contin -
uously 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 accompanied by a single chime. We
recommend you drive to your nearest autho -
rized 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 continuously display until the mileage
counter reaches zero, and will be accompa -
nied by a periodic chime. The message will
continue to countdown until it reaches zero
unless the vehicle is serviced. We recom -
mend you drive to your nearest authorized
dealer and have your vehicle serviced imme -
diately.
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 detected in a time interval of less
than 40 hours, the counter may restart at the
3

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