freightliner M2 Plus 2023 Manual page 55

Telltale Color
Diesel Particulate
Amber
Filter (DPF) Status
Diesel Particulate
Amber
Filter Inhibited
Diesel Particulate
Green Filter Regeneration
in Progress
High Exhaust
System
Amber
Temperature
(HEST)
Low Diesel Exhaust
Amber
Fluid
Low Diesel Exhaust
Amber
Fluid
Table 3.12, Diesel Exhaust Fluid (DEF) and Diesel Particulate Filter (DPF) Related Icons
Telltales, Indicator Icons, and Messages
Diesel Exhaust Fluid (DEF) and Diesel Particulate Filter (DPF)
Solid illumination indicates a regen is
required. Change to a more challenging duty
cycle (such as highway driving) to raise
exhaust temperatures for at least twenty
minutes, or perform a parked regen.
Blinking indicates that a parked regen is
required immediately. An engine derate and
shutdown will occur.
Indicates a regen is in progress.
Slow (10-second) flashing indicates a
regeneration (regen) is in progress.
IMPORTANT: When the HEST lamp is
illuminated, do not park the vehicle near
objects that can be harmed by high
temperatures or flammable materials.
*
Solid illumination indicates high exhaust
temperatures at the outlet of the tail pipe
when speed is below 5 mph (8 km/h).
Indicates low diesel exhaust fluid.
Fill the DEF tank.
Alternative icon to indicate Low Diesel
Exhaust Fluid.
Fill the DEF tank.
Description
Instruments
Related Messages
06/10/2016 f611401
ICUC Caution
See Chapter 13 for an
explanation of the after
treatment system (ATS)
warnings, and actions
required to avoid further
engine protection steps.
See Chapter 13 for an
explanation of the after
treatment system (ATS)
warnings, and actions
required to avoid further
engine protection steps.
3.34