Mercedes-Benz Sprinter 2019 Operating Instructions Manual page 262

260 Display messages and warning and indicator lamps
Display messages
Regeneration not possi-
ble
DEF (Diesel Exhaust Fluid)
Display messages
å
Refill Additive See Opera-
tor's Manual
å
Refill Additive Emer-
gency Op.: XXX mph See
Operator's Manual
¯
Additive System Fault
See Operator's Manual
¯
Additive System Fault
Starts until Emerg. Op.:
XXX See Operator's Man-
ual
Possible causes/consequences and
* NOTE Engine damage due to insufficient coolant
Avoid long journeys with insufficient coolant.
#
Top up coolant ( page 178).
→
#
* Not all conditions have been met for regeneration of the diesel parti‐
cle filter .
Continue driving as normal until all conditions have been met for
#
regeneration of the diesel particle filter.
The load condition of the diesel particulate filter is over 50 % and
the message still appears on the instrument cluster.
Visit a qualified specialist workshop.
#
Possible causes/consequences and
* In addition, the yellow å DEF indicator lamp lights up on the
instrument cluster and a warning tone sounds.
The DEF supply has fallen below the first warning threshold.
Add at least 2.5 gal (9.5 l) of DEF (
#
The å DEF indicator lamp only disappears when the vehicle
is stationary, at the latest after 20 seconds, as soon as you
switch on the ignition or start the engine after topping up.
* In addition, the yellow DEF indicator lamp å lights up on the
instrument cluster and a warning tone sounds.
If the Refill Additive Emergency Op.: XXX mph See Operator's Man-
ual display message is shown, you can only drive the vehicle at a
maximum speed of 5 mph (8 km/h).
Add at least 2.5 gal (9.5 l) of DEF (
#
The å DEF indicator lamp only disappears when the vehicle
is stationary, at the latest after 20 seconds, as soon as you
switch on the ignition or start the engine after topping up.
* In addition, the yellow ; Check Engine warning lamp on the
instrument cluster lights up and a warning tone sounds.
The DEF reducing agent is contaminated, diluted or is not compliant
with ISO 22241.
Have the DEF supply tank cleaned and refilled at a qualified spe‐
#
cialist workshop as soon as possible.
* In addition, the yellow ; Check Engine warning lamp on the
instrument cluster lights up and a warning tone sounds.
The DEF reducing agent is contaminated, diluted or is not compliant
with ISO 22241.
The exhaust gas aftertreatment system is defective or an emissions-
relevant malfunction has occurred. This malfunction or defect can
damage the exhaust gas aftertreatment system.
M M Solutions
M M Solutions
page 128).
→
page 128).
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