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RAM 1500 2021 - Displays; Messages; Diesel Exhaust Fluid (DEF) Fault Warning Messages

RAM 1500 2021
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GETTING TO KNOW YOUR INSTRUMENT PANEL 115
DISPLAYS
When the appropriate conditions exist, the
instrument cluster display displays the following
messages:
System Setup Unavailable – Vehicle Not in Park
System Setup Unavailable – Vehicle in Motion
Exhaust Filter Full Safely Drive at Highway
Speeds To Remedy
Exhaust Filter XX% Full – Power Reduced See
Dealer
Exhaust Service Required – See Dealer Now
Exhaust System – Filter XX% Full Service
Required See Dealer
Exhaust System – Regeneration In Process
Exhaust Filter XX% Full
Exhaust System – Regeneration Completed
Engine Will Not Restart in XXXX mi DEF Low
Refill Soon
Engine Will Not Restart in XXXX mi Refill DEF
Engine Will Not Restart Refill DEF
Service DEF System See Dealer
Incorrect DEF Detected See Dealer
Engine Will Not Restart in XXX mi Service DEF
See Dealer
Engine Will Not Restart Service DEF System See
Dealer
DIESEL EXHAUST FLUID (DEF)
W
ARNING MESSAGES
Your vehicle will begin displaying warning
messages when the DEF level reaches a driving
range of approximately 500
miles (800 km). If the
follo
wing warning message sequence is ignored,
your vehicle may not restart unless DEF is added
with in the displayed mileage shown in the cluster
message.
Engine Will Not Restart in XXXX mi DEF Low
Refill Soon — This message will display when
DEF driving range is less than 500
miles, DEF
flui
d top off is required within the displayed
mileage. The message will be displayed in the
cluster during vehicle start up with the current
allowed mileage and accompanied by a single
chime. The remaining mileage can be pulled up
anytime in the “Messages” list within the instru
-
ment cluster display.
Engine Will Not Restart in XXXX mi Refill DEF
This message will display when DEF driving
range is less than 200
miles. It is also displayed
at 1
50 miles and 100 miles. DEF fluid top off is
requ
ired within the displayed mileage. The
message will be displayed in the instrument
cluster display during vehicle start up with an
updated distance mileage, and it will be accom
-
panied by a single chime. Starting at 100 miles,
rema
ining range will be continuously displayed
while operating the vehicle. Chimes will also
accompany the 75, 50 and 25
mile remaining
dist
ances. The DEF Low telltale will be on contin-
uously until DEF fluid is topped off.
Engine Will Not Restart Refill DEF — This
message will display when the DEF driving range
is less than one mile, DEF fluid top off is
required or the engine will not restart. The
message will be displayed in the instrument
cluster display during vehicle start up, and it will
be accompanied by a single chime. The DEF Low
telltale will be illuminated continuously until
DEF fluid tank is filled with a minimum of two
gallons of DEF.
DIESEL EXHAUST FLUID (DEF) FAULT
W
ARNING MESSAGES
There are 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.
CAUTION!
See an authorized dealer, as damage to the
exhaust system could occur soon with continued
operation.
3

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